Hamlin County, South Dakota
27 public bodies govern here, 3 school districts are based here, and USDA lists 0 farmers markets. Everything below says where it came from.
In four numbers
- People
- 6,373
- Median household income
- $87,101
- ±2,886
- Unemployed
- 0.5%
- 16 of 3,182 in the labour force
- Homes with broadband
- 90.2%
- 1,978 of 2,194 households
U.S. Census Bureau, American Community Survey 5-year estimates 2020-2024; read 2026-09-26. Percentages worked out here from the two counts shown.
Who governs here
County government 1
| Name | People | Office | Website |
|---|---|---|---|
| County of Hamlin | 6,255 (2021) | Po Box 237, Hayti | — |
Cities, towns and villages 6
| Name | People | Office | Website |
|---|---|---|---|
| City of Bryant | 463 (2021) | Po Box 145, Bryant | — |
| City of Castlewood | 690 (2021) | Po Box 17, Castlewood | Website |
| City of Estelline | 786 (2021) | Po Box 278, Estelline | — |
| City of Lake Norden | 607 (2021) | Po Box 213, Lake Norden | Website |
| Town of Hayti | 388 (2021) | Po Box 324, Hayti | — |
| Town of Hazel | 101 (2021) | Po Box 77, Hazel | — |
Townships 13
| Name | People | Office | Website |
|---|---|---|---|
| Township of Brantford | 137 (2021) | 17877 443rd Ave, Hazel | — |
| Township of Castlewood | 244 (2021) | 45794 Sd Hwy 22, Castlewood | — |
| Township of Cleveland | 278 (2021) | 44637 Sd Highway 28, Lake Norden | — |
| Township of Dempster | 225 (2021) | 46406 185th St, Castlewood | — |
| Township of Dixon | 127 (2021) | 18403 441st Ave, Hazel | — |
| Township of Estelline | 305 (2021) | 45979 192SN St, Estelline | — |
| Township of Florence | 153 (2021) | 18453 458th Ave, Castlewood | — |
| Township of Garfield | 116 (2021) | 19207 437th Ave, Bryant | — |
| Township of Hamlin | 243 (2021) | 46007 178th St, Watertown | — |
| Township of Hayti | 257 (2021) | 18743 451st Ave, Hayti | — |
| Township of Norden | 640 (2021) | 45362 Sd Hwy 28, Lake Norden | — |
| Township of Opdahl | 196 (2021) | 44547 186th St, Hayti | — |
| Township of Oxford | 299 (2021) | 45124 180th St, Hayti | — |
Special districts 7
| Name | What it does | Office | Website |
|---|---|---|---|
| Castlewood Ambulance District | Health | Po Box 278, Castlewood | — |
| Lake Norden Ambulance District | Health | 600 Main Ave, Lake Norden | — |
| Castlewood Fire District | Local fire protection | Po Box 88, Castlewood | — |
| Lake Norden Fire District | Local fire protection | Po Box 202, Lake Norden | — |
| Lake Poinsett Sanitary District | Sewerage | 19553 Us Highway 81, Arlington | — |
| Hamlin County Conservation District | Soil and water conservation | Po Box 165, Hayti | Website |
| North Marsh Lake Watershed District | Soil and water conservation | 18040 446 Ave., Hazel | — |
U.S. Census Bureau, 2022 Census of Governments, Government Units List (published August 2023); the file read 2026-09-26. Offices are placed by county; a special district’s territory can cross county lines. Each body posts its own meetings on its website where the Census records one.
School districts based here
Castlewood School District 28-1
School district4 schools
310 E Harry St, Castlewood, SD, 57223
Its website — where its board posts meetings. Federal record.
Estelline School District 28-2
School district3 schools
708 Davis Ave, Estelline, SD, 57234
Its website — where its board posts meetings. Federal record.
Hamlin School District 28-3
School district3 schools
44577 188th St, Hayti, SD, 57241
Its website — where its board posts meetings. Federal record.
National Center for Education Statistics, Common Core of Data 2024-25; read 2026-09-26.
Farmers markets
USDA’s directory lists no farmers market in this county. That is not the same as there being none: a market that never registered with USDA, and was not found by its 2023 web sweep, is not in the directory.
In the counties that border this one
Brookings Farmers' Market (Brookings)
Watertown Farmers' Market (Watertown)
Which counties border which: U.S. Census Bureau, County Adjacency File (2024), the file read 2026-09-26. Bordering is not distance — counties that touch at one corner border each other.
USDA National Farmers Market Directory; read 2026-09-26.