Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Saint Marks United Methodist Church | Church | 52 | Sumter | 33 55 44 N | 080 20 44 W |
| Saint Mathews School | School | 43 | Sumter | 33 52 07 N | 080 18 57 W |
| Saint Matthews Church | Church | 42 | Sumter | 33 52 04 N | 080 19 01 W |
| Saint Michaels School | School | 66 | Sumter | 33 55 58 N | 080 28 40 W |
| Saint Pauls Cemetery | Cemetery | 42 | Sumter | 33 54 14 N | 080 15 37 W |
| Saint Pauls Church | Church | 42 | Sumter | 33 53 56 N | 080 15 04 W |
| Saint Pauls Church | Church | 57 | Sumter | 33 56 32 N | 080 27 06 W |
| Saint Peters Church | Church | 40 | Sumter | 33 48 19 N | 080 15 27 W |
| Saint Phillips Church (historical) | Church | 55 | Sumter | 34 02 07 N | 080 22 36 W |
| Salem Avenue Baptist Church | Church | 52 | Sumter | 33 55 03 N | 080 21 02 W |
| Salem Baptist Church | Church | 49 | Sumter | 33 54 28 N | 080 20 47 W |
| Salem Black River Church | Church | 36 | Sumter | 33 55 58 N | 080 09 38 W |
| Saltertown School | School | 43 | Sumter | 33 56 41 N | 080 18 43 W |
| Sand Hills | Range | 59 | Sumter | 33 49 07 N | 080 29 08 W |
| Sand Ridge | Island | 24 | Sumter | 33 46 49 N | 080 34 12 W |
| Sanders Corner | Populated Place | 54 | Sumter | 34 00 11 N | 080 32 26 W |
| Sanders Subdivision | Populated Place | 55 | Sumter | 33 54 34 N | 080 24 44 W |
| Sandy Creek | Stream | | Sumter | 33 47 43 N | 080 35 02 W |
| Santee Cooper Reservation | Reserve | 23 | Sumter | 33 40 30 N | 080 32 08 W |
| Savage Glover School | School | 50 | Sumter | 33 54 32 N | 080 20 49 W |
| Savannah Plaza Shopping Center | Locale | 48 | Sumter | 33 54 19 N | 080 22 52 W |
| Sawmill Pond | Reservoir | 50 | Sumter | 33 57 13 N | 080 25 14 W |
| Sawmill Pond Dam D-1987 | Dam | 50 | Sumter | 33 57 13 N | 080 25 14 W |
| Scape Ore Swamp | Stream | | Sumter | 33 54 52 N | 080 11 20 W |
| Scottsville | Populated Place | 40 | Sumter | 33 57 25 N | 080 10 00 W |
| Second Millpond | Reservoir | 42 | Sumter | 33 55 05 N | 080 22 49 W |
| Second Millpond Dam D-1444 | Dam | 42 | Sumter | 33 55 05 N | 080 22 49 W |
| Second Presbyterian Church | Church | 51 | Sumter | 33 54 45 N | 080 20 24 W |
| Sellars Heights | Populated Place | 56 | Sumter | 33 55 26 N | 080 24 09 W |
| Seventh Day Adventist Church | Church | 52 | Sumter | 33 55 02 N | 080 21 13 W |
| Shady Grove | Populated Place | 52 | Sumter | 33 53 21 N | 080 23 24 W |
| Shanks Creek | Stream | | Sumter | 33 48 30 N | 080 33 53 W |
| Shannontown (subdivision) | Populated Place | 49 | Sumter | 33 53 24 N | 080 20 27 W |
| Shaw Golf Course Pond Number 1 | Reservoir | 83 | Sumter | 33 58 43 N | 080 28 41 W |
| Shaw Heights | Populated Place | 107 | Sumter | 33 59 05 N | 080 28 57 W |
| Shaw Heights Elementary School | School | 107 | Sumter | 33 59 08 N | 080 28 56 W |
| Shaws Crossroads | Populated Place | 43 | Sumter | 33 56 41 N | 080 15 55 W |
| Shepherd Church | Church | 43 | Sumter | 33 59 02 N | 080 19 42 W |
| Sherwood Forest | Populated Place | 44 | Sumter | 33 55 18 N | 080 18 02 W |
| Shiloh | Populated Place | 37 | Sumter | 33 56 25 N | 080 02 27 W |
| Shiloh Cemetery | Cemetery | 37 | Sumter | 33 56 25 N | 080 02 24 W |
| Shiloh Church | Church | 37 | Sumter | 33 56 24 N | 080 02 25 W |
| Shoe Lake | Lake | 24 | Sumter | 33 46 56 N | 080 35 28 W |
| Shot Pouch Branch | Stream | | Sumter | 33 54 54 N | 080 22 14 W |
| Shuler Pond Dam D-1577 | Dam | 47 | Sumter | 33 50 55 N | 080 24 53 W |
| Shulers Pond | Reservoir | 47 | Sumter | 33 50 55 N | 080 24 53 W |
| Singleton Cemetery | Cemetery | 48 | Sumter | 33 53 12 N | 080 22 47 W |
| Smith Cemetery | Cemetery | 58 | Sumter | 33 51 21 N | 080 26 04 W |
| Sooks Branch | Stream | | Sumter | 33 54 19 N | 080 21 50 W |
| South Carolina Penitentiary State Farm Number One | Locale | 36 | Sumter | 34 04 41 N | 080 36 47 W |
| South Sumter | Populated Place | 49 | Sumter | 33 54 21 N | 080 20 46 W |
| Southgate | Populated Place | 54 | Sumter | 33 50 25 N | 080 22 30 W |
| Spann Branch | Stream | | Sumter | 33 59 33 N | 080 28 47 W |
| Spring Lake | Populated Place | 48 | Sumter | 33 52 60 N | 080 23 29 W |
| Springbank Hills | Populated Place | 84 | Sumter | 33 59 46 N | 080 30 31 W |
| Starks Ferry (historical) | Crossing | 24 | Sumter | 33 47 38 N | 080 36 14 W |
| State Farm (historical) | Populated Place | 50 | Sumter | 34 05 49 N | 080 34 38 W |
| Stateburg | Populated Place | 93 | Sumter | 33 57 28 N | 080 32 05 W |
| Stateburg Church (historical) | Church | 104 | Sumter | 33 56 46 N | 080 31 30 W |
| Stateburg Church (historical) | Church | 98 | Sumter | 33 57 01 N | 080 31 46 W |
| Stateburg School | School | 98 | Sumter | 33 57 01 N | 080 31 47 W |
| Stateburg Station (historical) | Locale | 38 | Sumter | 33 57 25 N | 080 33 21 W |
| Stokes | Populated Place | 56 | Sumter | 33 46 26 N | 080 21 16 W |
| Stone Hill School | School | 51 | Sumter | 33 54 07 N | 080 20 11 W |
| Stonehill Special School | School | 50 | Sumter | 33 54 08 N | 080 20 12 W |
| Stubbs Pond | Reservoir | 44 | Sumter | 33 50 47 N | 080 23 35 W |
| Suicide Branch | Stream | | Sumter | 33 57 06 N | 080 26 23 W |
| Summer View | Populated Place | 55 | Sumter | 33 54 47 N | 080 24 49 W |
| Summers Homes (subdivision) | Populated Place | 53 | Sumter | 33 56 31 N | 080 21 23 W |
| Sumter | Populated Place | 52 | Sumter | 33 55 14 N | 080 20 29 W |
| Sumter Area Technical College | School | 52 | Sumter | 33 55 60 N | 080 22 15 W |
| Sumter Calvary Church | Church | 53 | Sumter | 33 47 30 N | 080 23 26 W |
| Sumter Cemetery | Cemetery | 52 | Sumter | 33 54 48 N | 080 21 36 W |
| Sumter City Hall | Building | 51 | Sumter | 33 55 18 N | 080 20 25 W |
| Sumter County | Civil | 48 | Sumter | 33 52 01 N | 080 23 59 W |
| Sumter County Career Center | School | 55 | Sumter | 33 53 55 N | 080 23 42 W |
| Sumter County Correctional Center | Building | 52 | Sumter | 33 57 21 N | 080 20 26 W |
| Sumter County Courthouse | Building | 51 | Sumter | 33 55 22 N | 080 20 27 W |
| Sumter County Health Center | Hospital | 49 | Sumter | 33 55 21 N | 080 20 16 W |
| Sumter County Jail | Building | 51 | Sumter | 33 55 20 N | 080 20 24 W |
| Sumter County Library | Building | 50 | Sumter | 33 55 21 N | 080 20 22 W |
| Sumter Female Institute (historical) | School | 52 | Sumter | 33 55 29 N | 080 20 39 W |
| Sumter High School | School | 55 | Sumter | 33 53 51 N | 080 23 34 W |
| Sumter Historic District | Park | 52 | Sumter | 33 55 14 N | 080 20 35 W |
| Sumter Industrial Park | Locale | 44 | Sumter | 33 55 18 N | 080 18 49 W |
| Sumter Junction | Populated Place | 27 | Sumter | 33 50 08 N | 080 33 57 W |
| Sumter Municipal Airport | Airport | 54 | Sumter | 33 59 42 N | 080 21 40 W |
| Sumter Post Office | Post Office | 52 | Sumter | 33 55 06 N | 080 20 30 W |
| Sumter Square Shopping Center | Locale | 53 | Sumter | 33 56 49 N | 080 22 19 W |
| Sumter Waterworks | Locale | 52 | Sumter | 33 56 05 N | 080 20 49 W |
| Sumters Landing | Locale | 36 | Sumter | 34 02 17 N | 080 35 59 W |
| Sunnyside School | School | 35 | Sumter | 33 54 33 N | 080 03 55 W |
| Sunset Country Club | Locale | 49 | Sumter | 33 53 46 N | 080 22 25 W |
| Sunset Country Club | Locale | 46 | Sumter | 33 53 48 N | 080 22 44 W |
| Sunset Homes | Populated Place | 56 | Sumter | 33 54 04 N | 080 23 01 W |
| Sunway Knolls (subdivision) | Populated Place | 58 | Sumter | 33 56 30 N | 080 23 23 W |
| Swan Lake | Reservoir | 43 | Sumter | 33 55 12 N | 080 22 10 W |
| Swan Lake | Reservoir | 43 | Sumter | 33 55 01 N | 080 22 11 W |
| Swan Lake Dam D-1447 | Dam | 43 | Sumter | 33 55 12 N | 080 22 10 W |
| Swan Lake Gardens | Park | 45 | Sumter | 33 55 07 N | 080 22 07 W |
| Swan Lake Presbyterian Church | Church | 51 | Sumter | 33 55 26 N | 080 22 24 W |
| Swift Creek | Stream | | Sumter | 34 02 30 N | 080 36 11 W |
| Swinton | Populated Place | 58 | Sumter | 33 59 46 N | 080 24 20 W |
| Tank Lake | Lake | 24 | Sumter | 33 50 58 N | 080 33 44 W |
| Tavern Creek | Stream | | Sumter | 33 44 22 N | 080 34 35 W |
| Temple Sinai | Church | 52 | Sumter | 33 55 19 N | 080 20 47 W |
| The Ruins | Locale | 106 | Sumter | 33 57 29 N | 080 31 30 W |
| The Village Subdivision | Populated Place | 56 | Sumter | 33 54 20 N | 080 23 28 W |
| Thomas Sumter Academy | School | 125 | Sumter | 34 02 01 N | 080 27 46 W |
| Thomas Sumter Academy | School | 54 | Sumter | 33 49 35 N | 080 23 39 W |