Number of people in prison from each Maryland county, 2010
| County | Number of people in state prison from this county, 2010 | Total population, Census 2010 | Incarceration rate per 100,000 |
|---|---|---|---|
| Allegany | 103 | 75,087 | 137 |
| Anne Arundel | 777 | 537,656 | 145 |
| Baltimore City | 7,795 | 620,961 | 1,255 |
| Baltimore County | 2,022 | 805,029 | 251 |
| Calvert | 166 | 88,737 | 187 |
| Caroline | 111 | 33,066 | 336 |
| Carroll | 207 | 167,134 | 124 |
| Cecil | 179 | 101,108 | 177 |
| Charles | 383 | 146,551 | 261 |
| Dorchester | 166 | 32,618 | 509 |
| Frederick | 274 | 233,385 | 117 |
| Garrett | 27 | 30,097 | 90 |
| Harford | 568 | 244,826 | 232 |
| Howard | 172 | 287,085 | 60 |
| Kent | 69 | 20,197 | 342 |
| Montgomery | 572 | 971,777 | 59 |
| Prince George's | 1,701 | 863,420 | 197 |
| Queen Anne's | 101 | 47,798 | 211 |
| Somerset | 102 | 26,470 | 385 |
| St. Mary's | 206 | 105,151 | 196 |
| Talbot | 108 | 37,782 | 286 |
| Washington | 535 | 147,430 | 363 |
| Wicomico | 540 | 98,733 | 547 |
| Worcester | 94 | 51,454 | 183 |
Sources and methodology
- County
- This is the county or county equivalent as defined by the Census Bureau for Census 2010.
- Number of people in state prison from this county, 2010
- See the methodology section of the report.
- Total population, Census 2010
- This is the total population of the county as reported in the 2010 Census.
- Incarceration rate per 100,000
- This is the number of incarcerated people divided by the population and then multiplied by 100,000. It allows ready comparison of the frequency of incarceration between counties of different population sizes.
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Events
- July 1, 2026:
On July 1, 2026 at 1 p.m. EST, join the Prison Policy Initiative and guests Jodi Hocking, Executive Director of Return Strong Nevada, and Taj Mahon-Haft PhD, Director of The Humanization Project, as they discuss the importance of family connections, highlight the ways they are under attack, and share strategies to help families fight back.
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