Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Union Grove Cemetery | Cemetery | 76 | Emanuel | 32 45 22 N | 082 09 56 W |
| Union Grove Cemetery | Cemetery | 254 | Heard | 33 12 14 N | 085 11 25 W |
| Union Grove Cemetery | Cemetery | 440 | White | 34 33 51 N | 083 40 46 W |
| Union Grove Chapel | Church | 452 | White | 34 39 27 N | 083 42 06 W |
| Union Grove Church | Church | 86 | Colquitt | 31 06 56 N | 083 45 09 W |
| Union Grove Church | Church | 325 | Douglas | 33 47 50 N | 084 40 47 W |
| Union Grove Church | Church | 76 | Emanuel | 32 45 23 N | 082 09 56 W |
| Union Grove Church | Church | 232 | Franklin | 34 22 06 N | 083 15 06 W |
| Union Grove Church | Church | 300 | Fulton | 33 33 55 N | 084 31 15 W |
| Union Grove Church | Church | 308 | Fulton | 33 34 35 N | 084 33 32 W |
| Union Grove Church | Church | 231 | Gordon | 34 25 49 N | 084 53 19 W |
| Union Grove Church | Church | 330 | Gwinnett | 34 02 17 N | 083 52 01 W |
| Union Grove Church | Church | 341 | Haralson | 33 53 04 N | 085 12 00 W |
| Union Grove Church | Church | 256 | Heard | 33 12 13 N | 085 11 25 W |
| Union Grove Church | Church | 108 | Johnson | 32 38 35 N | 082 44 19 W |
| Union Grove Church | Church | 113 | Laurens | 32 33 52 N | 083 10 12 W |
| Union Grove Church | Church | 64 | Mitchell | 31 09 09 N | 084 11 31 W |
| Union Grove Church | Church | 238 | Newton | 33 34 38 N | 083 46 03 W |
| Union Grove Church | Church | 138 | Randolph | 31 47 12 N | 084 40 46 W |
| Union Grove Church | Church | 237 | Rockdale | 33 43 11 N | 084 03 27 W |
| Union Grove Church | Church | 128 | Sumter | 32 07 10 N | 084 02 57 W |
| Union Grove Church | Church | 99 | Tift | 31 21 21 N | 083 29 10 W |
| Union Grove Church | Church | 100 | Turner | 31 38 04 N | 083 30 41 W |
| Union Grove Church | Church | 436 | White | 34 33 48 N | 083 40 45 W |
| Union Grove Church (historical) | Church | 164 | Elbert | 34 00 55 N | 082 53 11 W |
| Union Grove Church (historical) | Church | 81 | Tift | 31 21 16 N | 083 30 19 W |
| Union Grove School (historical) | School | 256 | Heard | 33 12 12 N | 085 11 27 W |
| Union Grove School (historical) | School | 250 | Henry | 33 30 27 N | 084 07 26 W |
| Union Grove School (historical) | School | 49 | Jeff Davis | 31 55 02 N | 082 27 28 W |
| Union Grove School (historical) | School | 213 | Murray | 34 37 37 N | 084 53 12 W |
| Union Hall Church | Church | 330 | Douglas | 33 40 40 N | 084 51 31 W |
| Union High School | School | 105 | Sumter | 31 57 14 N | 084 04 50 W |
| Union High School (historical) | School | 121 | Dooly | 32 10 28 N | 083 41 23 W |
| Union Hill | Populated Place | 325 | Cherokee | 34 11 42 N | 084 22 53 W |
| Union Hill | Populated Place | 95 | Grady | 31 03 05 N | 084 07 46 W |
| Union Hill | Populated Place | 175 | Putnam | 33 10 28 N | 083 31 32 W |
| Union Hill | Populated Place | 268 | Stephens | 34 30 08 N | 083 17 00 W |
| Union Hill Cemetery | Cemetery | 374 | Haralson | 33 46 54 N | 085 06 40 W |
| Union Hill Cemetery | Cemetery | 280 | Hart | 34 22 48 N | 083 02 27 W |
| Union Hill Cemetery | Cemetery | 75 | Thomas | 31 01 43 N | 083 57 38 W |
| Union Hill Church | Church | 56 | Atkinson | 31 15 26 N | 082 48 06 W |
| Union Hill Church | Church | 299 | Banks | 34 25 33 N | 083 28 04 W |
| Union Hill Church | Church | 98 | Bleckley | 32 23 44 N | 083 17 02 W |
| Union Hill Church | Church | 263 | DeKalb | 33 43 00 N | 084 13 38 W |
| Union Hill Church | Church | 552 | Fannin | 34 50 47 N | 084 19 05 W |
| Union Hill Church | Church | 304 | Forsyth | 34 05 53 N | 084 13 54 W |
| Union Hill Church | Church | 101 | Grady | 31 01 06 N | 084 12 06 W |
| Union Hill Church | Church | 97 | Grady | 31 03 02 N | 084 07 47 W |
| Union Hill Church | Church | 376 | Haralson | 33 46 57 N | 085 06 39 W |
| Union Hill Church | Church | 280 | Hart | 34 22 48 N | 083 02 26 W |
| Union Hill Church | Church | 110 | Johnson | 32 43 40 N | 082 38 25 W |
| Union Hill Church | Church | 173 | Jones | 33 10 22 N | 083 31 41 W |
| Union Hill Church | Church | 251 | Meriwether | 32 56 18 N | 084 38 10 W |
| Union Hill Church | Church | 116 | Randolph | 31 42 51 N | 084 37 55 W |
| Union Hill Church | Church | 173 | Schley | 32 14 40 N | 084 18 16 W |
| Union Hill Church | Church | 76 | Thomas | 31 01 44 N | 083 57 37 W |
| Union Hill Church | Church | 590 | Towns | 34 57 01 N | 083 47 00 W |
| Union Hill Church | Church | 124 | Washington | 32 52 53 N | 082 50 52 W |
| Union Hill Church | Church | 16 | Wayne | 31 28 27 N | 081 55 19 W |
| Union Hill Church | Church | 116 | Wilkinson | 32 46 06 N | 083 01 41 W |
| Union Hill Methodist Church | Church | 155 | Baldwin | 32 58 30 N | 083 20 00 W |
| Union Hill Methodist Church | Church | 338 | Cherokee | 34 11 51 N | 084 21 31 W |
| Union Hill Methodist Churchyard | Cemetery | 155 | Baldwin | 32 58 30 N | 083 20 02 W |
| Union Hill School | School | 332 | Cherokee | 34 11 47 N | 084 21 32 W |
| Union Hill School (historical) | School | 98 | Bleckley | 32 23 44 N | 083 16 59 W |
| Union Hill School (historical) | School | 254 | Jackson | 34 11 09 N | 083 38 12 W |
| Union Hill School (historical) | School | 270 | Meriwether | 32 57 27 N | 084 42 29 W |
| Union Hill School (historical) | School | 237 | Upson | 32 58 05 N | 084 12 58 W |
| Union Hill School (historical) | School | 117 | Wilkinson | 32 46 06 N | 083 01 40 W |
| Union Holiness Church (historical) | Church | 103 | Ben Hill | 31 42 32 N | 083 15 46 W |
| Union Hospital (historical) | Hospital | 63 | Lowndes | 30 50 21 N | 083 16 52 W |
| Union Industrial School (historical) | School | 5 | Glynn | 31 16 07 N | 081 33 38 W |
| Union Island | Island | 3 | McIntosh | 31 24 14 N | 081 23 15 W |
| Union Junction | Populated Place | 6 | Chatham | 32 03 01 N | 081 07 35 W |
| Union Memory Garden | Cemetery | 600 | Union | 34 53 25 N | 083 56 40 W |
| Union Mill (historical) | Locale | 195 | Morgan | 33 36 57 N | 083 36 20 W |
| Union Mill Pond | Reservoir | 91 | Richmond | 33 19 29 N | 082 14 37 W |
| Union Missionary Baptist Church | Church | 93 | Colquitt | 31 10 54 N | 083 47 32 W |
| Union Oak Grove Church | Church | 141 | Sumter | 32 08 34 N | 084 07 31 W |
| Union Point | Populated Place | 205 | Greene | 33 36 56 N | 083 04 29 W |
| Union Point | Populated Place | 235 | Whitfield | 34 45 59 N | 084 55 36 W |
| Union Point Elementary School | School | 207 | Greene | 33 37 02 N | 083 04 16 W |
| Union Point Historic District | Park | 198 | Greene | 33 36 49 N | 083 04 18 W |
| Union Point Post Office | Post Office | 195 | Greene | 33 36 53 N | 083 04 34 W |
| Union Point School (historical) | School | 241 | Whitfield | 34 45 53 N | 084 55 48 W |
| Union Presbyterian Church (historical) | Church | 230 | Oglethorpe | 33 53 42 N | 083 14 02 W |
| Union Ridge Church | Church | 186 | Butts | 33 16 02 N | 083 51 37 W |
| Union School | School | 140 | Bibb | 32 49 33 N | 083 42 52 W |
| Union School | School | 58 | Thomas | 30 42 04 N | 083 49 59 W |
| Union School (historical) | School | 100 | Ben Hill | 31 42 50 N | 083 00 42 W |
| Union School (historical) | School | 39 | Brooks | 30 40 26 N | 083 32 15 W |
| Union School (historical) | School | 59 | Bulloch | 32 18 46 N | 081 52 28 W |
| Union School (historical) | School | 79 | Candler | 32 28 58 N | 082 03 19 W |
| Union School (historical) | School | 315 | Carroll | 33 30 32 N | 085 00 20 W |
| Union School (historical) | School | 88 | Colquitt | 31 10 17 N | 083 41 32 W |
| Union School (historical) | School | 92 | Early | 31 26 19 N | 084 58 40 W |
| Union School (historical) | School | 85 | Grady | 30 54 12 N | 084 07 18 W |
| Union School (historical) | School | 183 | Hancock | 33 21 54 N | 082 50 09 W |
| Union School (historical) | School | 73 | Jeff Davis | 31 48 08 N | 082 37 11 W |
| Union School (historical) | School | 98 | Jenkins | 32 55 44 N | 081 53 04 W |
| Union School (historical) | School | 183 | Putnam | 33 18 43 N | 083 18 03 W |
| Union School (historical) | School | 259 | Rockdale | 33 35 38 N | 084 08 17 W |
| Union School (historical) | School | 542 | Union | 34 56 00 N | 084 07 03 W |
| Union School (historical) | School | 107 | Wilkinson | 32 47 59 N | 083 00 38 W |
| Union Spring | Spring | 235 | Rockdale | 33 34 42 N | 084 08 14 W |
| Union Spring Cemetery | Cemetery | 23 | Effingham | 32 25 47 N | 081 13 47 W |
| Union Spring Church | Church | 28 | Effingham | 32 25 38 N | 081 15 27 W |
| Union Spring Church | Church | 89 | Grady | 30 55 58 N | 084 21 04 W |
| Union Spring Church | Church | 172 | Warren | 33 27 28 N | 082 43 01 W |
| Union Springs Cemetery | Cemetery | 88 | Grady | 30 55 57 N | 084 21 03 W |