| Chester, South Dakota | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | South Dakota#USA |
| Pushpin Label: | Chester |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in South Dakota##Location in the United States |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | South Dakota |
| Subdivision Type2: | County |
| Subdivision Name2: | Lake |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 2.11 |
| Area Land Km2: | 2.11 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 257 |
| Population Density Km2: | 121.60 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1595 |
| Coordinates: | 43.8997°N -96.9278°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 57016 |
| Blank Name: | FIPS code |
| Blank Info: | 46-11660 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2584549 |
| Area Total Sq Mi: | 0.82 |
| Area Land Sq Mi: | 0.82 |
| Area Water Sq Mi: | 0.00 |
| Population Density Sq Mi: | 314.95 |
Chester is an unincorporated community and census-designated place (CDP) in Lake County, South Dakota, United States. The population was 257 as of the 2020 census.[3] Chester has been assigned the ZIP code of 57016.
Chester was laid out in 1905, and named after Chester Township.[4]
Chester is in the southeast corner of Lake County, south of Brant Lake and southeast of Madison, the county seat. According to the U.S. Census Bureau, the Chester CDP has an area of 2.1sqkm, all land.[5] Skunk Creek, the outlet of Brant Lake, forms the western edge of the community and flows south to the Big Sioux River at Sioux Falls.