| State/Jurisdiction | Percent change in population 4/1/2020 to 7/1/2020 | Percent change in population 7/1/2020 to 7/1/2021 | Percent change in population 7/1/2021 to 7/1/2022 | Percent change in population 7/1/2022 to 7/1/2023 | Percent change in population 7/1/2023 to 7/1/2024 | Percent change in population 7/1/2024 to 7/1/2025 | Percent change in population 4/1/2020 to 7/1/2025 |
|---|---|---|---|---|---|---|---|
| Maryland | -0.1% | 0.0% | 0.1% | 0.4% | 0.7% | 0.3% | 1.4% |
| Baltimore Region | -0.1% | -0.1% | -0.1% | 0.0% | 0.3% | 0.1% | 0.2% |
| Anne Arundel | 0.1% | 0.4% | 0.4% | 0.2% | 0.3% | 0.4% | 1.8% |
| Baltimore | -0.1% | -0.4% | -0.3% | -0.2% | 0.2% | -0.1% | -0.8% |
| Carroll | 0.0% | 0.7% | 0.7% | 0.6% | 0.1% | -0.1% | 2.2% |
| Harford | 0.1% | 0.8% | 0.2% | 0.4% | 0.3% | 0.3% | 2.1% |
| Howard | 0.1% | 0.7% | 0.2% | 0.1% | 0.4% | 0.4% | 2.1% |
| Baltimore City | -0.4% | -1.2% | -1.0% | -0.4% | 0.4% | 0.0% | -2.7% |
| Suburban Washington Region | -0.1% | -0.3% | 0.3% | 0.6% | 1.0% | 0.5% | 2.0% |
| Frederick | 0.4% | 2.8% | 2.6% | 2.0% | 1.7% | 1.3% | 11.5% |
| Montgomery | -0.1% | -0.5% | 0.3% | 0.6% | 0.8% | 0.1% | 1.2% |
| Prince George's | -0.2% | -0.9% | -0.5% | 0.3% | 1.0% | 0.6% | 0.3% |
| Southern Maryland Region | 0.1% | 1.1% | 0.5% | 0.6% | 0.8% | 0.6% | 3.9% |
| Calvert | 0.1% | 1.5% | 0.4% | 0.1% | -0.1% | -0.1% | 1.8% |
| Charles | 0.1% | 1.3% | 0.8% | 1.1% | 1.4% | 1.2% | 6.0% |
| St. Mary's | 0.2% | 0.5% | 0.2% | 0.3% | 0.8% | 0.4% | 2.6% |
| Western Maryland Region | -0.1% | -0.3% | -0.3% | 0.4% | 0.6% | 0.2% | 0.5% |
| Allegany | -0.2% | -0.6% | -0.8% | 0.1% | -0.1% | -0.2% | -1.9% |
| Garrett | 0.0% | -0.2% | -0.6% | -0.3% | -0.2% | -0.2% | -1.5% |
| Washington | 0.0% | -0.2% | 0.1% | 0.6% | 1.1% | 0.4% | 2.0% |
| Upper Eastern Shore Region | 0.0% | 0.7% | 0.8% | 0.9% | 1.0% | 0.5% | 4.1% |
| Caroline | -0.1% | 0.5% | 0.3% | 0.7% | 0.9% | 0.2% | 2.5% |
| Cecil | 0.1% | 0.3% | 0.8% | 0.8% | 0.7% | 0.5% | 3.3% |
| Kent | -0.4% | 0.5% | 0.6% | 0.5% | 0.4% | 0.2% | 1.9% |
| Queen Anne's | 0.3% | 1.8% | 1.7% | 1.6% | 2.0% | 1.4% | 9.2% |
| Talbot | -0.1% | 0.6% | 0.5% | 0.3% | 0.7% | -0.1% | 1.9% |
| Lower Eastern Shore Region | 0.0% | 0.5% | 0.8% | 0.9% | 0.5% | 0.4% | 3.2% |
| Dorchester | 0.0% | 0.2% | 0.0% | 1.2% | 0.7% | 1.3% | 3.4% |
| Somerset | -0.2% | -1.9% | 0.0% | 2.0% | 0.6% | 0.9% | 1.5% |
| Wicomico | 0.0% | 0.5% | 1.0% | 0.8% | 0.6% | 0.2% | 3.2% |
| Worcester | 0.1% | 1.6% | 1.1% | 0.5% | 0.3% | 0.1% | 3.8% |
Table Notes:
Source: Population Division, U.S. Census Bureau, release date March 2026
Prepared by the Maryland Department of Planning, State Data and Analysis Center, March 2026