{"id":7490,"date":"2023-09-01T22:25:15","date_gmt":"2023-09-01T22:25:15","guid":{"rendered":"https:\/\/townsvillages.com\/us\/?p=7490"},"modified":"2026-08-15T06:36:33","modified_gmt":"2026-08-15T06:36:33","slug":"douglas-county-south-dakota","status":"publish","type":"post","link":"https:\/\/townsvillages.com\/us\/douglas-county-south-dakota\/","title":{"rendered":"Douglas County, South Dakota"},"content":{"rendered":"

Douglas County is a county in South Dakota, United States, on the rolling prairie of the James River lowlands. It had a population of 2,835 at the 2020 census and covers 434 square miles (1,124 km2) centred near 43\u00b023\u2032N 98\u00b022\u2032W.<\/p>\n

Armour is the county seat, and its postal code is 57313. The county has three incorporated cities, three census-designated places, and several small unincorporated communities. Douglas County observes Central Time and has South Dakota’s second-smallest land area of any county.<\/p>\n

Towns & Villages in Douglas County<\/h2>\n

Eight named places appear on maps of Douglas County: three incorporated cities and five unincorporated or census-designated communities. CDP = census-designated place; Unincorp. = unincorporated community with no separate municipal government.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
Place<\/th>\nType<\/th>\nPop.<\/th>\nZIP<\/th>\n<\/tr>\n<\/thead>\n
Armour<\/td>\nCity · seat<\/td>\n693<\/td>\n57313<\/td>\n<\/tr>\n
Corsica<\/td>\nCity<\/td>\n582<\/td>\n57328<\/td>\n<\/tr>\n
Delmont<\/td>\nCity<\/td>\n238<\/td>\n57330<\/td>\n<\/tr>\n
Greenwood Colony<\/td>\nCDP<\/td>\n—<\/td>\n57313<\/td>\n<\/tr>\n
Harrison<\/td>\nCDP<\/td>\n—<\/td>\n57313<\/td>\n<\/tr>\n
New Holland<\/td>\nCDP<\/td>\n—<\/td>\n57328<\/td>\n<\/tr>\n
Hillside<\/td>\nUnincorp.<\/td>\n—<\/td>\n—<\/td>\n<\/tr>\n
Joubert<\/td>\nUnincorp.<\/td>\n—<\/td>\n—<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Two ghost towns, Douglas City and Flensburg, once had post offices in the county but no longer appear as populated places.<\/p>\n

ZIP Codes<\/h2>\n