Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Bethesda Church | Church | 146 | Union | 34 32 26 N | 081 35 55 W |
| Bethesda Church | Church | 164 | Union | 34 37 54 N | 081 32 27 W |
| Bethlehem Cemetery | Cemetery | 205 | Union | 34 48 18 N | 081 36 00 W |
| Bethlehem Church | Church | 203 | Union | 34 48 21 N | 081 35 59 W |
| Bethlehem Creek | Stream | | Union | 34 46 23 N | 081 35 44 W |
| Bethseda Church | Church | 163 | Union | 34 37 53 N | 081 32 27 W |
| Beulah Cemetery | Cemetery | 160 | Union | 34 41 39 N | 081 31 22 W |
| Beulah Church | Church | 160 | Union | 34 41 41 N | 081 31 20 W |
| Big Browns Creek | Stream | | Union | 34 43 57 N | 081 30 40 W |
| Bishop Branch | Stream | | Union | 34 47 54 N | 081 41 34 W |
| Bishop School (historical) | School | 146 | Union | 34 38 36 N | 081 40 05 W |
| Bishop Town (historical) | Populated Place | 158 | Union | 34 39 46 N | 081 43 09 W |
| Bishops Church (historical) | Church | 147 | Union | 34 38 36 N | 081 40 06 W |
| Black Buck Hunt Camp | Locale | 165 | Union | 34 34 15 N | 081 39 49 W |
| Black Jack Valley (historical) | Populated Place | 152 | Union | 34 41 09 N | 081 48 09 W |
| Black Rock Church (historical) | Church | 162 | Union | 34 31 44 N | 081 35 39 W |
| Black School (historical) | School | 150 | Union | 34 32 23 N | 081 35 56 W |
| Blackstock Road Cemetery | Cemetery | 194 | Union | 34 39 22 N | 081 49 25 W |
| Blackstocks Ford | Crossing | 122 | Union | 34 40 53 N | 081 48 14 W |
| Bobo Cemetery | Cemetery | 183 | Union | 34 37 07 N | 081 46 48 W |
| Bobos Ford | Crossing | 114 | Union | 34 39 57 N | 081 44 20 W |
| Bogan Pond | Reservoir | 183 | Union | 34 48 00 N | 081 39 59 W |
| Bogan Pond Dam D-2304 | Dam | 183 | Union | 34 48 00 N | 081 39 59 W |
| Bogansville Cemetery | Cemetery | 202 | Union | 34 45 18 N | 081 46 09 W |
| Bogansville Church | Church | 202 | Union | 34 45 17 N | 081 46 11 W |
| Bogansville Church (historical) | Church | 204 | Union | 34 44 52 N | 081 45 53 W |
| Bonham | Populated Place | 210 | Union | 34 46 36 N | 081 38 47 W |
| Brannon School (historical) | School | 176 | Union | 34 45 11 N | 081 35 41 W |
| Briggs Cemetery | Cemetery | 116 | Union | 34 35 22 N | 081 36 44 W |
| Broad River Campground | Locale | 102 | Union | 34 42 31 N | 081 27 22 W |
| Brocks Creek | Stream | | Union | 34 30 36 N | 081 26 55 W |
| Brownings Creek | Stream | | Union | 34 35 47 N | 081 46 02 W |
| Browns Creek | Stream | | Union | 34 43 22 N | 081 28 43 W |
| Browns Creek Cemetery | Cemetery | 167 | Union | 34 45 10 N | 081 33 21 W |
| Browns Creek Church | Church | 153 | Union | 34 44 25 N | 081 32 49 W |
| Browns Creek Watershed Number Two D-2163 Dam | Dam | 135 | Union | 34 46 24 N | 081 33 41 W |
| Browns Ferry (historical) | Crossing | 107 | Union | 34 33 18 N | 081 42 44 W |
| Brushy Creek | Stream | | Union | 34 36 56 N | 081 35 03 W |
| Buffalo | Populated Place | 180 | Union | 34 43 32 N | 081 41 00 W |
| Buffalo Baptist Church | Church | 161 | Union | 34 43 29 N | 081 40 46 W |
| Buffalo Cemetery | Cemetery | 171 | Union | 34 43 27 N | 081 41 18 W |
| Buffalo Creek | Stream | | Union | 34 41 08 N | 081 41 06 W |
| Buffalo Elementary School | School | 170 | Union | 34 43 29 N | 081 40 51 W |
| Buffalo Mill Historic District | Park | 152 | Union | 34 43 22 N | 081 40 47 W |
| Buffalo Post Office | Post Office | 154 | Union | 34 43 16 N | 081 40 52 W |
| Buffalo United Methodist Church | Church | 168 | Union | 34 43 23 N | 081 41 02 W |
| Calhoun Experimental Forest | Park | 137 | Union | 34 37 41 N | 081 40 24 W |
| Calhoun Experimental Forest | Park | 124 | Union | 34 37 38 N | 081 40 24 W |
| Calvary Church | Church | 192 | Union | 34 45 26 N | 081 36 42 W |
| Canaan Church (historical) | Church | 151 | Union | 34 32 13 N | 081 36 54 W |
| Canaan School (historical) | School | 153 | Union | 34 35 11 N | 081 39 51 W |
| Cane Creek | Stream | | Union | 34 29 48 N | 081 26 26 W |
| Cane Creek Cemetery | Cemetery | 171 | Union | 34 38 11 N | 081 31 21 W |
| Cane Creek Cemetery | Cemetery | 153 | Union | 34 37 38 N | 081 32 47 W |
| Cane Creek Cemetery | Cemetery | 166 | Union | 34 36 32 N | 081 31 16 W |
| Cane Creek Presbyterian Church | Church | 170 | Union | 34 38 10 N | 081 31 20 W |
| Carem | Populated Place | 178 | Union | 34 41 54 N | 081 34 04 W |
| Carem School (historical) | School | 173 | Union | 34 41 15 N | 081 33 48 W |
| Carem School (historical) | School | 165 | Union | 34 40 55 N | 081 33 31 W |
| Carlisle | Populated Place | 137 | Union | 34 35 35 N | 081 27 45 W |
| Carlisle-Santuc School | School | 173 | Union | 34 37 22 N | 081 31 36 W |
| Carlsan Elementary School | School | 168 | Union | 34 37 27 N | 081 30 09 W |
| Cedar Bluff Bridge | Bridge | 114 | Union | 34 39 57 N | 081 44 19 W |
| Cedar Grove Church | Church | 170 | Union | 34 49 34 N | 081 44 29 W |
| Cedar Grove School (historical) | School | 163 | Union | 34 47 27 N | 081 42 40 W |
| Cedar Grove School (historical) | School | 171 | Union | 34 49 33 N | 081 44 32 W |
| Cedar Hill School (historical) | School | 162 | Union | 34 42 40 N | 081 43 03 W |
| Cedar Hill School (historical) | School | 171 | Union | 34 40 59 N | 081 43 30 W |
| Central Junior High School | School | 194 | Union | 34 43 05 N | 081 37 16 W |
| Church of Christ | Church | 188 | Union | 34 42 48 N | 081 37 24 W |
| Church of God | Church | 215 | Union | 34 49 59 N | 081 37 34 W |
| Church of God | Church | 188 | Union | 34 42 54 N | 081 36 15 W |
| Church of God | Church | 173 | Union | 34 39 14 N | 081 45 09 W |
| Clifford Female Seminary (historical) | School | 195 | Union | 34 42 57 N | 081 36 57 W |
| Clinton Chapel Methodist Church (historical) | Church | 187 | Union | 34 42 50 N | 081 37 35 W |
| Cohen Street School | School | 191 | Union | 34 42 26 N | 081 37 04 W |
| Cold Well Cemetery | Cemetery | 153 | Union | 34 34 37 N | 081 36 52 W |
| Cold Well Church | Church | 151 | Union | 34 34 37 N | 081 36 54 W |
| Cold Well School (historical) | School | 144 | Union | 34 33 30 N | 081 35 21 W |
| Colemans Creek | Stream | | Union | 34 44 40 N | 081 29 57 W |
| Colerain | Populated Place | 203 | Union | 34 43 25 N | 081 47 52 W |
| Colerain School (historical) | School | 194 | Union | 34 43 18 N | 081 47 35 W |
| Collins Creek Hunt Camp | Locale | 132 | Union | 34 28 22 N | 081 31 31 W |
| Corinth Baptist Church (historical) | Church | 188 | Union | 34 42 59 N | 081 37 30 W |
| Cowen School (historical) | School | 192 | Union | 34 45 30 N | 081 36 47 W |
| Coxs Creek | Stream | | Union | 34 35 16 N | 081 25 22 W |
| Cross Keys | Populated Place | 192 | Union | 34 37 55 N | 081 46 36 W |
| Cross Keys School (historical) | School | 190 | Union | 34 37 56 N | 081 46 44 W |
| Cudds Pond | Reservoir | 115 | Union | 34 45 06 N | 081 29 35 W |
| Cudds Pond Dam D-2158 | Dam | 115 | Union | 34 45 06 N | 081 29 35 W |
| Cunningham Creek | Stream | | Union | 34 50 25 N | 081 45 50 W |
| David Sims Ferry (historical) | Crossing | 83 | Union | 34 29 48 N | 081 26 09 W |
| Delta | Populated Place | 114 | Union | 34 32 23 N | 081 33 40 W |
| Dining Creek | Stream | | Union | 34 40 30 N | 081 41 12 W |
| Dodds Branch | Stream | | Union | 34 36 25 N | 081 45 29 W |
| Doil Creek | Stream | | Union | 34 31 03 N | 081 31 20 W |
| Douglas School (historical) | School | 147 | Union | 34 29 43 N | 081 32 07 W |
| Duffs Branch | Stream | | Union | 34 29 42 N | 081 29 20 W |
| Duncan Acres United Methodist Church | Church | 179 | Union | 34 43 02 N | 081 37 50 W |
| E M M D Plant Heliport | Airport | 174 | Union | 34 41 05 N | 081 44 00 W |
| East Main Street-Douglass Heights Historic District | Park | 192 | Union | 34 42 53 N | 081 37 04 W |
| Ebenezer School (historical) | School | 170 | Union | 34 51 43 N | 081 34 02 W |
| Eison Branch | Stream | | Union | 34 52 27 N | 081 40 07 W |
| Elford Grove School (historical) | School | 193 | Union | 34 50 55 N | 081 37 58 W |
| Elishas Creek | Stream | | Union | 34 35 56 N | 081 50 26 W |
| Emmanuel School (historical) | School | 181 | Union | 34 50 42 N | 081 29 57 W |
| Enoree Presbyterian Church (historical) | Church | 180 | Union | 34 36 05 N | 081 42 59 W |
| Episcopal Church of the Nativity | Church | 190 | Union | 34 42 35 N | 081 37 11 W |
| Evans Branch | Stream | | Union | 34 31 06 N | 081 31 28 W |
| Evergreen Church (historical) | Church | 140 | Union | 34 42 35 N | 081 28 46 W |