{"id":7542,"date":"2023-09-03T00:05:25","date_gmt":"2023-09-03T00:05:25","guid":{"rendered":"https:\/\/townsvillages.com\/us\/?p=7542"},"modified":"2026-08-22T01:45:48","modified_gmt":"2026-08-22T01:45:48","slug":"mellette-county","status":"publish","type":"post","link":"https:\/\/townsvillages.com\/us\/mellette-county\/","title":{"rendered":"Mellette County, South Dakota"},"content":{"rendered":"

Mellette County is a county in South Dakota, United States, on the plains south of the Missouri River in the south-central part of the state. It had a population of 1,918 at the 2020 census and covers 1,311 square miles (3,400 km2), centred near 43\u00b035\u2032N 100\u00b045\u2032W.<\/p>\n

White River is the county seat, and its postal code is 57579. The county has one city, one incorporated town, three census-designated places and one unincorporated community. Mellette County runs on Central time, unlike its western neighbors Bennett and Jackson counties, which are on Mountain time.<\/p>\n

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

Mellette County has six named settlements. White River is the only city and the county seat; Wood is the county’s lone incorporated town. Norris, Corn Creek and Horse Creek are unincorporated census-designated places, and Cedar Butte and Mosher are small unincorporated communities without their own census counts.<\/p>\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
White River<\/td>\nCity · seat<\/td>\n533<\/td>\n57579<\/td>\n<\/tr>\n
Wood<\/td>\nTown<\/td>\n41<\/td>\n57585<\/td>\n<\/tr>\n
Norris<\/td>\nCDP<\/td>\n—<\/td>\n57560<\/td>\n<\/tr>\n
Corn Creek<\/td>\nCDP<\/td>\n—<\/td>\n57579<\/td>\n<\/tr>\n
Horse Creek<\/td>\nCDP<\/td>\n—<\/td>\n57579<\/td>\n<\/tr>\n
Cedar Butte<\/td>\nUnincorp.<\/td>\n—<\/td>\n57579<\/td>\n<\/tr>\n
Mosher<\/td>\nUnincorp.<\/td>\n—<\/td>\n57579<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

ZIP Codes<\/h2>\n