Residential Real Estate was Costar’s largest segment in fiscal 2025, bringing in $1.46B of $2.72B (54%).
| Segment | FY 2009 | FY 2010 | FY 2011 | FY 2012 | FY 2013 | FY 2014 | FY 2015 | FY 2016 | FY 2017 | FY 2018 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Residential Real Estate | — | $1.01B | $1.22B | $1.46B | ||||||||||
| Commercial Real Estate | — | $1.10B | $1.16B | $1.26B | ||||||||||
| North America | $800.20M | — | — | — | ||||||||||
| Information & Analytics | — | — | — | — | ||||||||||
| Online Marketplaces | — | — | — | — | ||||||||||
| United States | — | — | — | — | ||||||||||
| Revenues | — | — | — | — | ||||||||||
| International | $36.80M | — | — | — | ||||||||||
| External Customers | — | — | — | — | ||||||||||
| Intersegment Revenue | — | — | — | — | ||||||||||
| Intersegment Eliminations | — | — | — | — | ||||||||||
| Intersegment Eliminator | — | — | — | — | ||||||||||
| Intersegment Elimination | — | — | — | — | ||||||||||
| Total | $837.00M | $2.11B | $2.38B | $2.72B |
Costar brought in $2.72B from its two segments in fiscal 2025, the year ended December 31, 2025. That was up 14.4% from $2.38B in fiscal 2024. Residential Real Estate was the largest at $1.46B (53.7%), ahead of Commercial Real Estate at $1.26B (46.3%).
Compared with fiscal 2024, Residential Real Estate grew 19.6% to $1.46B and Commercial Real Estate grew 8.9% to $1.26B.
Costar began breaking out Residential Real Estate in fiscal 2023 and Commercial Real Estate in fiscal 2023. Costar stopped reporting North America ($800.20M in fiscal 2022) and International ($36.80M in fiscal 2022) as separate segments.
Costar was Costar’s largest product and service line in fiscal 2022, bringing in $800.20M of $2.11B (38%).
| Product and Service | FY 2014 | FY 2015 | FY 2016 | FY 2017 | FY 2018 | FY 2019 | FY 2020 | FY 2021 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|
| Costar | $590.22M | $664.74M | $686.90M | $800.20M | |||||
| Multifamily | $490.63M | $598.56M | $678.70M | $745.40M | |||||
| Costar Suite | — | — | — | — | |||||
| Multifamily Online Marketplace | — | — | — | — | |||||
| Loopnet | $149.40M | $179.37M | $204.80M | $223.70M | |||||
| Commercial Property & Land | — | — | — | — | |||||
| Information Services | $76.95M | $104.12M | $113.80M | $125.00M | |||||
| Other Marketplaces | $52.86M | $85.85M | $118.80M | $138.00M | |||||
| Residential | — | — | $74.60M | $73.70M | |||||
| Total | $1.36B | $1.63B | $1.88B | $2.11B |
Costar brought in $2.11B from its six product and service lines in fiscal 2022, the year ended December 31, 2022. That was up 12.2% from $1.88B in fiscal 2021. Costar was the largest at $800.20M (38.0%), ahead of Multifamily at $745.40M (35.4%) and Loopnet at $223.70M (10.6%). The other three lines brought in $336.70M combined.
Compared with fiscal 2021, Costar grew fastest, up 16.5% to $800.20M, while Residential fell the most, down 1.2% to $73.70M.
Costar began breaking out Residential in fiscal 2021, when it brought in $74.60M.
North America was Costar’s largest product and service line in fiscal 2021, bringing in $686.90M of $722.80M (95%).
| Product and Service | FY 2017 | FY 2018 | FY 2019 | FY 2020 | FY 2021 |
|---|---|---|---|---|---|
| North America | $1.68B | $590.22M | $738.32M | $686.90M | |
| International | $60.07M | $27.58M | $30.96M | $35.90M | |
| Total | $1.74B | $617.80M | $769.29M | $722.80M |
Costar brought in $722.80M from its two product and service lines in fiscal 2021, the year ended December 31, 2021. That was down 6.0% from $769.29M in fiscal 2020. North America was the largest at $686.90M (95.0%), ahead of International at $35.90M (5.0%).
Compared with fiscal 2020, International grew 15.9% to $35.90M, while North America fell 7.0% to $686.90M. From fiscal 2018 to 2021, combined revenue from these lines fell from $1.74B to $722.80M, a compound annual decline of 25.3%. North America's share of the total fell from 96.5% to 95.0%.
Costar (CSGP) reports its revenue by segment and by product and service. In fiscal 2025, Residential Real Estate was its largest segment, bringing in $1.46B (53.7% of the total), followed by Commercial Real Estate at $1.26B (46.3%).
Residential Real Estate was Costar's largest segment in fiscal 2025, bringing in $1.46B, or 53.7% of the $2.72B total across its two segments.
Costar was Costar's largest product and service line in fiscal 2022, bringing in $800.20M, or 38.0% of the $2.11B total across its six product and service lines.
Residential Real Estate grew faster than Commercial Real Estate in fiscal 2025, up 19.6% from $1.22B to $1.46B. Commercial Real Estate grew 8.9% to $1.26B.
Every figure comes from Costar's annual financial filings, as reported. Each line keeps the name Costar gives it, and years follow its fiscal calendar.
Costar's revenue by segment goes back to fiscal 2009, with figures through fiscal 2025. The latest four fiscal years are free to view, and the full history is available with a Business Quant subscription.