State, one year
Maryland in 2012
Index change and building permits for the year, with every county.
In 2012 the FHFA house price index for Maryland changed −1.7%, against −1.8% for the United States and −4.1% in 2011.
15,217 housing units were authorised by building permits in the state that year (9,232 single-family), +12.9% on 2011; the national total was 829,658.
Counties in 2012
Ranked by the county index change from 2011 to 2012 (FHFA annual county index). Permits are units authorised in 2012; per 1,000 uses the vintage 2025 population.
| County | Index change 2012 | Units permitted | Single-family | Per 1,000 |
|---|---|---|---|---|
| Howard County | −0.4% | 1,686 | 938 | 5.0 |
| Montgomery County | −0.4% | 3,981 | 1,174 | 3.7 |
| Queen Anne's County | −1.0% | 184 | 184 | 3.4 |
| Kent County | −1.1% | 31 | 29 | 1.6 |
| Calvert County | −1.4% | 276 | 276 | 2.9 |
| Washington County | −1.4% | 167 | 163 | 1.1 |
| Baltimore city | −1.4% | 730 | 164 | 1.3 |
| Anne Arundel County | −1.6% | 1,595 | 943 | 2.6 |
| Dorchester County | −1.8% | 79 | 25 | 2.3 |
| Frederick County | −1.8% | 1,004 | 730 | 3.3 |
| Harford County | −1.8% | 751 | 683 | 2.8 |
| Carroll County | −1.9% | 315 | 307 | 1.8 |
| Worcester County | −1.9% | 95 | 95 | 1.7 |
| St. Mary's County | −2.0% | 605 | 605 | 5.2 |
| Garrett County | −2.1% | 114 | 114 | 4.0 |
| Allegany County | −2.2% | 38 | 38 | 0.6 |
| Baltimore County | −2.3% | 695 | 676 | 0.8 |
| Talbot County | −2.3% | 176 | 176 | 4.6 |
| Prince George's County | −3.2% | 953 | 878 | 1.0 |
| Charles County | −3.6% | 671 | 671 | 3.8 |
| Caroline County | −3.7% | 28 | 28 | 0.8 |
| Cecil County | −3.9% | 701 | 233 | 6.5 |
| Somerset County | −4.6% | 15 | 15 | 0.6 |
| Wicomico County | −7.6% | 327 | 87 | 3.1 |
Permits by year, 1995–2025
Housing units authorised in Maryland by yearsingle-family2+ unit buildings
Source: Federal Housing Finance Agency annual state and county house price indexes (updated March 31, 2026); Census Bureau Building Permits Survey annual state and county files. Public domain. Methodology.