With an effective property tax rate of 1.49 percent, Baltimore City has the highest tax rate among Maryland counties, according to an ATTOM Data Solutions analysis of property taxes levied on single-family homes.
The data shows Baltimore City has 209,638 single-family homes with an average estimated value of about $167,000. The average tax amount is $2,498. The effective tax rate is the percentage of a home's value the owner pays in property taxes.
Rounding out the top five counties with the highest effective property taxes are Howard (1.21 percent), Prince George's County (1.15 percent), Charles (1.11 percent) and Baltimore County (1.10 percent).
Talbot County (0.53 percent) has the lowest ranked property tax rate in Maryland. Only those counties with at least 10,000 single-family homes -- a total of 1,414 U.S. counties in all -- were part of the ATTOM Data Solutions analysis.
Property tax rates for Maryland counties
| County | Metro Area | Population | Number of Single-Family Homes | Average Estimated Value | Average Property Tax Amount | Effective Property Tax Rate |
| Baltimore City | Baltimore-Columbia-Towson, MD | 622,454 | 209,638 | $ 167,480 | $ 2,498 | 1.49% |
| Howard | Baltimore-Columbia-Towson, MD | 304,115 | 65,257 | $ 534,050 | $ 6,450 | 1.21% |
| Prince George's County | Washington-Arlington-Alexandria, DC-VA-MD-WV | 892,816 | 204,582 | $ 338,527 | $ 3,906 | 1.15% |
| Charles | Washington-Arlington-Alexandria, DC-VA-MD-WV | 152,754 | 45,889 | $ 323,415 | $ 3,593 | 1.11% |
| Baltimore | Baltimore-Columbia-Towson, MD | 822,959 | 229,927 | $ 291,063 | $ 3,198 | 1.10% |
| Frederick | Washington-Arlington-Alexandria, DC-VA-MD-WV | 241,373 | 67,040 | $ 358,594 | $ 3,810 | 1.06% |
| Montgomery | Washington-Arlington-Alexandria, DC-VA-MD-WV | 1,017,859 | 185,624 | $ 637,879 | $ 6,539 | 1.03% |
| Carroll | Baltimore-Columbia-Towson, MD | 167,444 | 52,113 | $ 340,817 | $ 3,416 | 1.00% |
| Kent | 19,923 | 12,235 | $ 255,979 | $ 2,428 | 0.95% | |
| Caroline | 32,661 | 12,317 | $ 196,275 | $ 1,859 | 0.95% | |
| Cecil | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD | 101,960 | 37,847 | $ 239,153 | $ 2,244 | 0.94% |
| Harford | Baltimore-Columbia-Towson, MD | 248,966 | 78,129 | $ 303,532 | $ 2,755 | 0.91% |
| Dorchester | Cambridge, MD | 32,534 | 16,396 | $ 173,903 | $ 1,543 | 0.89% |
| Calvert | Washington-Arlington-Alexandria, DC-VA-MD-WV | 90,114 | 38,320 | $ 343,817 | $ 3,002 | 0.87% |
| Anne Arundel | Baltimore-Columbia-Towson, MD | 555,280 | 174,062 | $ 413,590 | $ 3,592 | 0.87% |
| Worcester | Salisbury, MD-DE | 51,519 | 33,125 | $ 260,095 | $ 2,257 | 0.87% |
| Saint Marys | California-Lexington Park,
MD | 109,614 | 39,139 | $ 306,452 | $ 2,652 | 0.87% |
| Garrett | 29,813 | 16,509 | $ 259,360 | $ 2,117 | 0.82% | |
| Washington | Hagerstown-Martinsburg,
MD-WV | 149,270 | 46,536 | $ 209,476 | $ 1,703 | 0.81% |
| Allegany | Cumberland, MD-WV | 73,549 | 35,327 | $ 103,119 | $ 834 | 0.81% |
| Wicomico | Salisbury, MD-DE | 101,182 | 35,941 | $ 166,932 | $ 1,349 | 0.81% |
| Queen Anne's County | Baltimore-Columbia-Towson, MD | 48,600 | 17,699 | $ 393,908 | $ 3,103 | 0.79% |
| Somerset | Salisbury, MD-DE | 25,980 | 11,023 | $ 117,620 | $ 871 | 0.74% |
| Talbot | Easton, MD | 37,799 | 17,005 | $ 417,177 | $ 2,227 | 0.53% |
Alerts Sign-up