District Heating Market Report Scope & Overview:

The District Heating Market was valued at USD 182.36 Billion in 2025 and is expected to reach USD 273.07 Billion by 2035, growing at a CAGR of 4.12% from 2026-2035.

District Heating Market has been witnessing rapid growth with a view to providing efficient heating solutions for residential, office, and industrial buildings. In district heating networks, heat is generated at centralized plants and delivered via insulated pipelines to the destination buildings, which allows for employing combined heat and power stations, large heat pumps, recovered heat from industry and data centers, geothermal energy, solar thermal and biomass. The most extensive district heating networks belong to China and Europe whereas North America primarily uses campus and downtown district energy networks. Decarbonization trends such as the EU Energy Efficiency Directive and the national heat plans stimulate transition from fossil fuels to renewable or recovered heat sources.

⮞The advancement of integrating data center waste heat in district heating networks took place when Fortum launched heat production from Kolabacken and Hepokorpi power plants in the Helsinki Capital Region starting from May 2026, installing 112 heat pumps, 200 MW electric boilers, and 800 MWh thermal storage for a total EUR 225 million investment. The waste heat from Microsoft data centers will be used in 2027.

U.S. District Heating Market Outlook

The U.S. District Heating Market was valued at USD 6.11 Billion in 2025 and is expected to reach USD 8.92 Billion by 2035, growing at a CAGR of 3.86% from 2026-2035.

The U.S. District Heating Market continues to grow on the strength of campus energy modernization, downtown district energy decarbonization, and rising interest in thermal energy networks. Universities, hospitals, military bases, and government campuses operate hundreds of district energy systems that supply steam and hot water to multiple buildings. Downtown systems in Boston, New York, Philadelphia, Minneapolis, and other cities serve commercial and institutional customers. Operators including Vicinity Energy, CenTrio, and Corix are converting steam systems to electric boilers and industrial heat pumps to reduce emissions. State policies in Massachusetts, New York, Colorado, and Minnesota support thermal energy networks and building performance standards that encourage connection to low-carbon district energy. Utilities are piloting networked geothermal systems in several states.

⮞District energy adoption in new U.S. developments advanced when the Utah Public Service Commission approved, in February 2026, Corix Utah City Heating and Cooling as the state's first company authorized to provide both heating and cooling, serving a planned 18 million square feet of mixed-use space in Vineyard, Utah.

By Heat Source, Coal Dominates the District Heating Market and Waste Heat & Heat Pumps Grow Fastest

Coal remained the most popular type of heat in 2025 owing to the fact that China, Russia, Poland, and some other countries in Central Asia and Eastern Europe continue to use coal-fired heat-only boilers and combined heat and power plants to provide heat to their regions. Coal still dominates in small cities across the region. Heating networks of Northern China, which provide heat to hundreds of millions of people, are based on coal-fired stations even though there are more advanced options available. Fuel economy and security concerns helped coal stay relevant in these countries. The magnitude of coal-based heating systems in China and Eastern Europe ensured the dominance of coal in the heat source segment.

The most rapidly growing heat source is the waste heat recovery and heat pumps, as utilities are recovering heat from data centers, industrial processes, wastewater, rivers, and seawater and upgrading it using large heat pumps powered by electricity. Heat pumps are also assisting utilities in delivering valuable flexibility services to the grid. Some examples of commercial projects related to heat pumps are the ones being done by Fortum for heat pump installations supplying Microsoft data centers in Finland, and the AI heat factory planned by Helen and OnZero. The large scale heat pumps being supplied by Everllence, Siemens Energy, Johnson Controls, and Friotherm are being installed in Europe.

⮞The National Energy Administration of China started a pilot project for geothermal energy production in June 2026 with an emphasis on large scale production of geothermal heat and heat transfer over long distances.

By Plant Type, Combined Heat & Power Dominates the District Heating Market and Heat Pump Grows Fastest

Combined heat and power plants took the lead in 2025 because they generate electricity along with heat production in one operation with an overall efficiency much higher than in separate productions. CHP also offers an important reserve of energy during peak winter periods. Coal, natural gas, biomass and waste-powered CHP plants constitute an important part of district heat in China, Russia, Germany, Poland, Finland and Denmark. In many European cities, there were conversions of CHP plants from coal to biomass or natural gas, which decreased carbon footprint. CHP plant efficiency and the presence of a huge number of already installed plants connected to important cities' energy networks ensure the leadership of CHP plants as a segment of the market.

⮞In November 2025, China Datang announced its upgrade of Tuoketuo district heating operation in Inner Mongolia, which uses thermal storage and heat-electricity dispatching through a 70-kilometer pipeline, resulting in 200 MW operational flexibility.

Heat pumps are the most rapidly developing plant type as utilities implement large-scale electric heat pumps for decarbonizing district heating and utilization of renewable electricity. The number of electric boilers used along with heat pumps to provide flexibility increases. Modern heat pumps can provide higher temperatures above 90°C and thus be incorporated into existing grids, utilizing water from rivers, sea water, sewage, and heat from data centers. Projects in Denmark, Germany, Finland, Sweden, and Austria have implemented heat pumps with capacities more than 50 MW, including 150 MW river heat pump project in Cologne to be finished in 2027.

By Component, Heat Generation Dominates the District Heating Market and Substations & Metering Grow Fastest

Generation was the market leader in 2025, with plants, boilers, heat pumps, and thermal storage accounting for the major share in district heating installation costs and operational expenditure. Generation assets contribute the major portion of total lifecycle expenses in the system. Expenses on fuels, electricity for heat pumps, and installation of new generation assets constitute most of the system expenses. Utilities are making huge investments in replacement of coal and gas boilers with heat pumps, electric boilers, biomass generators, and waste heat recovery systems. The shift to low-carbon generation in Europe and China will continue to ensure dominance of heat generation as the major component segment in the district heating market during the forecast period.

The substations and metering segments have been experiencing rapid growth due to modernization of customers' connections by utilities for increased efficiency, reduced return temperatures, and proper billing information. Reduced return temperatures enhance the efficiency of heat pumps and waste heat throughout the system. Smart substations with variable speed pumps, control devices, and heat exchangers from suppliers like Danfoss and Alfa Laval, among others, can help minimize return temperatures and losses in the system. Heat meters offer interval information that can be used for billing, leak detections, and demand management. Upgrade of substations for fourth generation district heating involves thousands of buildings.

⮞In January 2026, Germany’s District Heating Association AGFW presented its AURA Research Project, which aims at devising AI-enabled optimization techniques for current district heating stations, which include knowledge transfer of operating experiences from highly data-driven networks to poorly data-driven networks.

By Application, Residential Dominates the District Heating Market and Commercial Grows Fastest

Residential was the leading segment in 2025 as district heating provides space heating and sanitary hot water to millions of apartments and houses especially in China, Russia, Northern Europe, and Central and Eastern Europe. District heating systems also provide sanitary hot water for residential consumers throughout the year. Over 50% of households in Denmark, Finland, and Sweden use district heating, while in China, urban residential buildings in northern provinces depend on district heating system. Multi-family dwellings have been found to be the best fit for district heating systems. Residential segment will continue to dominate the district heating market due to high heat demand in cold regions.

⮞In May 2026, China Huadian supplied 360 million gigajoules of heat through its district heating operations to 23 provinces during the heating period of 2025-2026 which covers 830 million square meters of heated building space.

Commercial applications represent the fastest-growing segment as office buildings, retail facilities, hospitals, educational institutions, and hotels link up to district heating systems to comply with building decarbonization demands and lower their operational expenses. Commercial consumers typically enter into long-term contracts for the provision of heat by district heating companies. Commercial buildings are now subject to building performance standards and carbon emissions disclosure that encourage low-carbon district energy solutions. Mixed-use developments like the one in Utah City operated by Corix are incorporating district heating and cooling right from the beginning. There are also district energy providers offering heating and cooling services together.

Regional Analysis

North America District Heating Market Insights

North America accounted for approximately 4.26% of the global District Heating Market in 2025, supported by campus energy systems, downtown district energy networks, and growing interest in thermal energy networks. Several cities and states are also studying new thermal energy networks. Universities, hospitals, government facilities, and military bases operate many district heating systems, while operators such as Vicinity Energy, CenTrio, and Corix serve commercial customers in major cities. The region's market is smaller than Europe's and Asia's as most buildings use individual heating systems, but decarbonization policies are encouraging new investment in district heating networks across several states and provinces.

The United States anchors regional demand through steam and hot water systems in Boston, New York, Philadelphia, Minneapolis, Baltimore, and other cities, along with hundreds of campus systems. Networked geothermal pilots are also expanding in several states. Vicinity Energy's 35 MW river-source heat pump project in Cambridge illustrates growing electrification of steam networks. The country boasts of having district energy projects in places like Toronto, Vancouver, Montreal and others, with companies such as Enwave and Creative Energy working on developing low carbon sources for heat. The country’s state and provincial policies for climate change, building performance requirements and thermal energy network laws will ensure that there is consistent growth in the region throughout the period under study.

⮞In November 2025, Vicinity Energy revealed plans to work with DCO Energy and Everllence on the development of a 35 MW river-source heat pump plant in Cambridge, Massachusetts, which will help in generating low carbon steam.

European Market for District Heating Insights

Europe possesses a considerable market share of the District Heating Market, with around 38.62% of the global revenue in 2025, due to wide networks of district heating in the Nordic nations, Germany, Poland, Austria, and Baltic nations. The major European cities are also increasing their networks in new areas. Germany accounts for the largest market, and it is because of the Heat Planning Act that mandates heating plans from local administrations and promotes expansion of district heating. The penetration of district heating in the world is among the highest in Denmark, Finland, and Sweden, while the utilities such as Vattenfall, Fortum, Helen, Stockholm Exergi, and E.ON spearhead network decarbonization and modernization.

⮞Germany's Federal Cabinet approved principles of district heating policy package for network expansion, decarbonization, and heat supply regulation in August 2026, according to industry association AGFW.

European utilities are rapidly replacing coal and natural gas with heat pumps, electric boilers, biomass, geothermal, solar thermal, and waste heat from industry and data centers. Thermal storage investments are also growing rapidly across the region. The EU Energy Efficiency Directive defines efficient district heating and sets increasing renewable and waste heat requirements. Large heat pump projects in Cologne, Helsinki, Esbjerg, Aalborg, and Vienna demonstrate the scale of investment. Poland and other Eastern European countries are modernizing aging coal-based networks with EU funding support. Strong policy support and decarbonization targets are expected to keep Europe a major regional market over the forecast period.

Asia Pacific District Heating Market Insights

Asia Pacific is the largest and fastest-growing regional market, holding approximately 46.84% of global revenue in 2025 and expanding at a CAGR of approximately 4.36% from 2026 to 2035. Many networks are also being upgraded with modern insulated pipes. The leadership in the area mirrors that of China, where there exist vast district heating systems that provide most urban inhabitants in northern provinces with heating and still growing along with the urbanization process. China is implementing policies of clean heating in which small coal boilers are being replaced by combined heat and power, natural gas, waste heat from industry, nuclear heating, and heat pumps, while Beijing District Heating Group and others are investing in network growth.

⮞In March 2026, the State Administration for Market Regulation of China issued GB/T 33833-2026, a new urban heating service standard, to formulate a new regulatory framework of heating service quality, and the implementation is set for October 2026.

Large-scale district heating systems exist in South Korea due to Korea District Heating Corporation and serve millions of apartment buildings in Seoul and new cities with combined heat and power and waste heat technologies. All these countries are considering further development of waste heat recovery. Japan applies district heating and cooling for dense urban areas like Tokyo and Osaka. Mongolia and Kazakhstan utilize district heating in cold cities and are planning modernization. The focus in Singapore and other cities in Southeast Asia is on district cooling. The urbanization, clean heating initiatives, and modernization in China and South Korea are expected to sustain the Asia-Pacific region as the largest and fastest growing market.

MEA & Latin America District Heating Market Insights

The Middle East & Africa represents a small district heating market but a large district energy market focused on cooling, led by the United Arab Emirates, Saudi Arabia, and Qatar. Heat recovery from Gulf industrial sites is also being studied. District energy providers such as Empower, Tabreed, and Qatar Cool operate extensive cooling networks, and some projects integrate heat recovery for hot water and industrial uses. Turkey, which is sometimes grouped with the region, has district heating in several cities using geothermal and natural gas. South Africa and other African countries have limited district heating, with growing interest in waste heat use at industrial sites.

Latin America is progressing slowly due to the support offered by Chile, Argentina, and Brazil. Pilot projects are being backed up by international development banks. Chile has emerging projects of district heating in southern cities like Temuco and Coyhaique due to the air pollution caused by the use of wood burning stoves. Argentina has the capacity for district heating in its southern part that experiences cold weather, whereas Brazil and Mexico mainly concentrate on recovering heat from industries and district cooling in commercial areas. Despite the low presence of district heating in the regions, there are some programs regarding air quality, industrial efficiency and urban development that will help achieve steady growth in both regions during the forecast period.

⮞Temuco Municipality was awarded Advanced Energy Commune certification in August 2025, in recogniti on of actions such as an energy assessment of Germán Becker Stadium and Park, which would help develop a district energy system pilot project.

Market Dynamics

Growth Drivers: Decarbonization Policies for Heating and Rising Use of Waste Heat and Large-Scale Heat Pumps

Decarbonization policies for heating represent the primary driver of District Heating Market growth, as heating accounts for a large share of global energy use and carbon emissions in buildings. National targets for renewable heat are also increasing. The EU Energy Efficiency Directive, the German Heat Planning Act, Danish heat supply standards, and the Chinese clean heating initiatives all favor the development and decarbonization of district heating systems. The advantage of district heating is that it makes it easy to convert entire neighborhoods rather than buildings to low-carbon heat sources. The European carbon pricing and the coal reduction initiatives will help drive the development of low-carbon district heating in major markets.

⮞According to the AGFW, the German district heating association, in July 2026, the draft 2027 German budget included €1.865 billion in spending for efficient heating networks' expansion and renovation, along with €3.5 billion in future authorization commitments.

The increasing application of waste heat and heat pumps also adds to the development of the market, as waste heat is recovered from data centers, industries, waste-water treatment plants, and power plants. Several utilities in the Nordics are also collaborating with the operators of data centers. Rapid growth of AI data centers in Northern Europe has created new sources of low-grade heat that can be upgraded with heat pumps and fed into district heating networks. Large heat pumps using river, sea, and sewage water provide efficient, electrified heat supply. Falling renewable electricity costs and thermal storage integration make heat pumps increasingly competitive with fossil fuel boilers for district heating.

Restraints: High Capital Costs of Network Development and Competition from Individual Heat Pumps

The high cost of network development due to capital investments needed for construction and installation of new network facilities, including insulated pipes, excavation works, substations, and heat stations is one of the main factors that limit the growth of the District Heating Market. In some cases, public investments may address these constraints. The process of construction in densely populated regions is a time-consuming and costly process, which is associated with the need to recoup investments over a long period of time. Attracting enough consumers for new networks in areas with a low heat density may be difficult.

Competing heat pumps pose a limit on growth in the industry since individual air and ground heat pumps used in single buildings have become more efficient, cost-effective, and supported by incentives. Price regulations can assist in dealing with worries about high prices among customers. Individual heat pumps may prove to be cost-effective compared to district heating systems in regions that have a low concentration of heat, including suburban and rural areas. Individual consumers' preference for independent control and their worries about the pricing of monopoly can decrease their motivation to connect. Different regulatory frameworks concerning pricing of district heating and consumer protection exist in different nations.

Opportunities: Data Center Heat Recovery and Thermal Energy Storage and Sector Coupling

Heat recovery from data centers is very promising for the District Heating Market due to the fast-growing AI and cloud data centers that generate large amounts of heat on a constant basis near cities. Waste heat contracts usually last many years of delivery of waste heat. Heat from liquid-cooled servers is generated at elevated temperatures, making the process of its recovery and conversion more efficient using heat pumps. In Finland, Sweden, Denmark, Germany, and Ireland, there are projects aimed at including the heat from data centers to district heating systems. Companies such as Fortum, Helen, and Stockholm Exergi lead projects of development.

⮞In November 2025, atNorth and Vestforbrænding agreed to recover surplus heat from the DEN01 data center in Ballerup, Denmark, using direct liquid cooling technology to supply district heating for more than 8,000 homes from 2028.

Thermal energy storage and sector coupling present a further opportunity, as district heating networks can absorb surplus renewable electricity through electric boilers and heat pumps and store heat for later use. Seasonal storage projects are also expanding in Denmark and Germany. Larger hot water storage tanks, pit storage, and seasonal storage enable utilities to schedule heat generation during times when the cost of electricity is low, contributing to the balance of the electricity network. The heat system may also incorporate waste heat from hydrogen production, industries, and geothermal power. Heat utilities that adopt heat networks along with electricity usage and storage can generate additional sources of income.

District Heating Market Key Players

• Vattenfall AB

• Fortum Oyj

• Helen Ltd.

• Stockholm Exergi AB

• E.ON SE

• Veolia Environnement S.A.

• ENGIE SA

• Statkraft AS

• Uniper SE

• Danfoss A/S

• Alfa Laval AB

• Ramboll Group A/S

• LOGSTOR A/S (Kingspan Group)

• isoplus Fernwärmetechnik GmbH

• Vicinity Energy

• CenTrio Energy

• Corix Infrastructure Inc.

• Keppel Ltd.

• Beijing District Heating Group Co., Ltd.

• Everllence SE

District Heating Market Report Scope: