CoStar Group revenue

CoStar Group's revenue was $3.25bn in fiscal 2025, up 18.7% on the year before. Since fiscal 2009 ($210m) it has grown at a compound 18.7% a year. Over the last twelve months it was $3.67bn.

Revenue history

US$ millions unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

CoStar Group: revenue history, annual
Fiscal year	2009Dec 2009	2010Dec 2010	2011Dec 2011	2012Dec 2012	2013Dec 2013	2014Dec 2014	2015Dec 2015	2016Dec 2016	2017Dec 2017	2018Dec 2018	2019Dec 2019	2020Dec 2020	2021Dec 2021	2022Dec 2022	2023Dec 2023	2024Dec 2024	2025Dec 2025	LTMSept 2026
Revenue	210	226	252	350	441	576	712	838	965	1,192	1,400	1,659	1,944	2,182	2,455	2,736	3,247	3,674
Growth on the year before	—	+7.9%	+11.3%	+39.0%	+26.0%	+30.6%	+23.6%	+17.7%	+15.2%	+23.5%	+17.4%	+18.5%	+17.2%	+12.3%	+12.5%	+11.4%	+18.7%	—
Gross profit	136	143	164	235	312	419	523	664	745	922	1,110	1,350	1,587	1,768	1,964	2,178	2,561	2,877
Gross margin	64.8%	63.1%	65.0%	67.2%	70.7%	72.7%	73.5%	79.2%	77.2%	77.4%	79.3%	81.4%	81.6%	81.0%	80.0%	79.6%	78.9%	78.3%

US$ millions unless shown otherwise. Fiscal quarters.

CoStar Group: revenue history, quarterly
Quarter	2024 Q4Dec 2024	2025 Q1Mar 2025	2025 Q2Jun 2025	2025 Q3Sept 2025	2025 Q4Dec 2025	2026 Q1Mar 2026	2026 Q2Jun 2026	2026 Q3Sept 2026
Revenue	709	732	781	834	900	897	925	952
Growth on the same quarter a year before	—	—	—	—	+26.9%	+22.5%	+18.4%	+14.1%

Revenue as reported in the company's 10-K and 10-Q filings (for banks, net interest income plus non-interest income). Growth is left blank when the earlier figure was zero or negative.

Where the revenue comes from

Fiscal year to December 31, 2025

Segments
Line of business	Revenue	Share	YoY
Commercial Real Estate	$1.8B	55.0%	▲ 18.0%
Residential Real Estate	$1.5B	45.0%	▲ 19.6%

From CoStar Group's 10-K filed February 26, 2026, as tagged in the filing. View filing. Indented rows are part of the line above; their share is of that line. In the bars, the faint bar behind is the year before.

Revenue against peers

Real Estate Services: the closest covered companies by revenue. Last twelve months.

Company	Revenue	Growth	3-year growth a year
CoStar Group	$3.67bn	20.2%	15.4%
Newmark Group, Inc.	$3.60bn	20.8%	14.9%
Opendoor Technologies Inc.	$3.25bn	-37.2%	-34.0%
Zillow Group, Inc.	$2.81bn	17.7%	14.1%
Agnt, Inc.	$4.96bn	8.1%	5.4%
Firstservice Corp	$5.50bn	5.4%	74.3%

Compare with peers

Head to head: CSGP vs NMRK CSGP vs OPEN CSGP vs Z AGNT vs CSGP

More: Real Estate Services stocks compared, Real Estate sector, rankings of US companies

Figures from CoStar Group's SEC filings (10-K and 10-Q), retrieved October 29, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to CoStar Group.