Willow Lake, SD zip code
Willow Lake, South Dakota uses one zip code: 57278. Most of it is in Clark County. Together these zip codes are home to about 1K people.
Zip codes
1
Population
1K
All zips combined
Largest zip
57278
1,011 residents
Zip codes in Willow Lake
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 57278 | 1,011 | $70,208 |