| | Historic Resources |
| | Name | Material | Type | Date | NatRegi | LandMr | Address | Category | Survey |
| | A.C. Hendricks House | frame | Tenant | c. 1890 | 5319 Shepherdstown Pike | III | 05-024 |
| | Abraham Snyder House | log | Farm House | 1825 | NRE | Flowing Springs Road | II |
| | Adam Link Farm | stone | Farm House | c. 1810 | NRE | 4908 Shepherdstown Pike | II | 05-029 |
| | Aglionby House (Peighton) | brick | Farm House | c. 1830 | NRE v | 1927 Flowing Springs Road | II | 05-082 |
| | Ainsworth Homeplace | stone | Farm House | c. 1830 | Mission Road | II |
| | Aldrich House | stone | Mill House | c. 1835 | NRE v | Cameron Run | III |
| | Allemong House | stone | Farm House | c. 1830 | NR | 572 Hardesty Road | I | 04-290 |
| | Allemont | frame | Farm House | c. 1825 | NRE v | 1285 Bloomery Road | II | 04-107 |
| | Allstadt Hill House | frame | Farm House | c. 1942 | Allstadt's Hill Road | III |
| | Allstadt Hill Rd. Resource 1 | brick | House | c. 1920 | 126 Allstadt Hill Road | III | 04-142 |
| | Allstadt Hill Rd. Resource 2 | frame | Farm House | c. 1900 | Allstadt's Hill Road | IV | 04-143 |
| | Allstadt Hill Rd. Resource 3 | frame | House | c. 1920 | 194 Allstadt Hill Road | III | 04-144 |
| | Allstadt House | frame | House | c. 1800 | NR | Allstadt's Hill Road | I | 04-146 |
| | Allstadt Ordinary | stone | Ordinary | c. 1820 | NR | 227 Allstadt Hill Road | I | 04-146 |
| | Allstadt's Bungalow | frame | House | c. 1920 | Allstadt's Hill Road | D | 04-145 |
| | Alta Vista | brick | Farm House | 1866 | NRE v | 190 Best Road | II | 05-099 |
| | Altona | brick | Farm House | 1832 | NR | CL | 10331 Middleway Pike | I | 04-312 |
| | Altona Four Square | frame | House | c. 1925 | (NR) | 10331 Middleway Pike | CS | 04-313 |
| | Altona Tenant House 1 | frame | Tenant | c. 1870 | (NR) | Middleway Pike | CS | 04-315 |
| | Altona Tenant House 2 | frame | Tenant | c. 1900 | (NR) | Middeway Pike | CS | 04-314 |
| | Anderson House | frame | House | c. 1880 | Leetown Road | III |
| | Anderson House 2 | log | House | c. 1840 | Border Road | III | 05-323 |
| | Anna's Wood | brick | Farm House | c. 1845 | 754 Earle Road | II | 04-308 |
| | Wednesday, June 06, 2007 | Page 1 of 44 |