CoStar Group Layoffs
Layoff Detector tracks official WARN Act notices filed by CoStar Group across U.S. states. There are 19 filings on record, affecting 1,054 workers from 2016 to 2025.
Total filings
19
Workers affected
1,054
States
5
Latest filing
Nov 11, 2025
Filings
| Location | Employees Affected | Notice Date | Type | Source |
|---|---|---|---|---|
| Georgia | 3 | Nov 11, 2025 | — | View |
| Georgia | 3 | Nov 11, 2025 | — | View |
| California | 4 | May 1, 2023 | Layoff Permanent | — |
| California | 4 | May 1, 2023 | Layoff Permanent | — |
| California | 62 | Mar 8, 2023 | Layoff Permanent | — |
| California | 62 | Mar 8, 2023 | Layoff Permanent | — |
| California | 14 | Nov 30, 2022 | Layoff Permanent | — |
| California | 14 | Nov 30, 2022 | Layoff Permanent | — |
| District of Columbia | 96 | Jul 10, 2019 | Layoff | — |
| District of Columbia | 96 | Jul 10, 2019 | Layoff | — |
| 7120 Samuel Morse Drive, 3rd Floor, Columbia, MD 21046, Maryland | 104 | Jun 29, 2018 | 1 | — |
| Chicago, Illinois | 44 | Jan 12, 2016 | — | — |
| Chicago, Illinois | 44 | Jan 12, 2016 | — | — |
| Atlanta, Georgia | 54 | — | — | View |
| Norcross, Georgia | 79 | — | — | View |
| Atlanta, Georgia | 119 | — | — | View |
| Norcross, Georgia | 79 | — | — | View |
| Atlanta, Georgia | 119 | — | — | View |
| Atlanta, Georgia | 54 | — | — | View |
Georgia
—Georgia
—California
Layoff Permanent4 employeesMay 1, 2023—
California
Layoff Permanent4 employeesMay 1, 2023—
California
Layoff Permanent62 employeesMar 8, 2023—
California
Layoff Permanent62 employeesMar 8, 2023—
California
Layoff Permanent14 employeesNov 30, 2022—
California
Layoff Permanent14 employeesNov 30, 2022—
District of Columbia
Layoff96 employeesJul 10, 2019—
District of Columbia
Layoff96 employeesJul 10, 2019—
7120 Samuel Morse Drive, 3rd Floor, Columbia, MD 21046, Maryland
1104 employeesJun 29, 2018—
Chicago, Illinois
—44 employeesJan 12, 2016—
Chicago, Illinois
—44 employeesJan 12, 2016—
Atlanta, Georgia
—Norcross, Georgia
—Atlanta, Georgia
—Norcross, Georgia
—Atlanta, Georgia
—Atlanta, Georgia
—Search all WARN notices or browse data coverage by state.
Get notified about CoStar Group layoffs
We watch official WARN Act filings every day. Add your email and we will alert you the moment CoStar Group files a new layoff notice. Free, no spam.