| County Name | Lake County |
| FIPS Code | 46079 |
| Population | 11200 |
| Unemployment Rate | 3.0% |
| Time Zone: | Central Daylight Time |
List of All Zipcodes in Lake County, South Dakota | |||||||
|---|---|---|---|---|---|---|---|
| ZIP Code | ZIP Code Name | Population | ZIP Type | ||||
| Chester | 693 | Non-Unique | ||||
| Colman | 1340 | Non-Unique | ||||
| Madison | 8415 | Non-Unique | ||||
| Nunda | 191 | Non-Unique | ||||
| Ramona | 502 | Non-Unique | ||||
| Rutland | 152 | Non-Unique | ||||
| Volga | 2758 | Non-Unique | ||||
| Wentworth | 893 | Non-Unique | ||||
| Winfred | 521 | Non-Unique | ||||
| List of Counties that Border Lake County, South Dakota |
|---|
| Brookings, SD |
| Kingsbury, SD |
| Lake, SD |
| Mccook, SD |
| Miner, SD |
| Minnehaha, SD |
| Moody, SD |
| List of Cities/Towns in Lake County, South Dakota |
|---|
| Brant Lake, SD |
| Chester, SD |
| Lake Madison, SD |
| Madison, SD |
| Nunda, SD |
| Ramona, SD |
| Wentworth, SD |
| Winfred, SD |