ZIP code 57645: Morristown, SD
57645 is a ZIP code in Morristown, South Dakota, mainly in Corson County. About 184 people live here.
- Population
- 184
- Median household income
- $56,667
- Typical home value
- $52,100ACS median value
- Median rent
- —gross, per month
- Median age
- 47
- Homeowners
- 83.3%of occupied homes
Shaded: ZIP code 57645's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 57645 details
| City | Morristown |
|---|---|
| State | South Dakota |
| County | Corson County (also partly Grant County, Sioux County) |
| Metro area | Not in a metro or micro area |
| Time zone | Mountain Time (UTC−7), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 302.2 sq mi, plus 0.5 sq mi of water |
| Population density | 1 people per sq mi |
| Bachelor's degree or higher | 25.6% of adults 25+ |
| Average commute | 24.1 minutes |
| Center coordinates | 45.90731, -101.71641 |
ZIP codes near 57645
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 57660 | Watauga, SD | 10.3 mi | 111 |
| 57634 | Keldron, SD | 11.7 mi | 131 |
| 57641 | Mc Intosh, SD | 19.5 mi | 215 |
| 57638 | Lemmon, SD | 24.9 mi | 1,852 |
| 58529 | Carson, ND | 28.2 mi | 721 |
| 57659 | Walker, SD | 29.9 mi | 16 |
| 58564 | Raleigh, ND | 30.5 mi | 102 |
| 57621 | Bullhead, SD | 31.9 mi | 294 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 57645?
A typical home in ZIP code 57645 is worth about $52,100 (ACS median value). The median household here earns $56,667 a year. See what buying here would cost per month, with South Dakota average taxes and insurance filled in.
Monthly payment for a $52,100 homeWhat can a $56,667 income afford?Rental property numbers
About ZIP code 57645
What city is ZIP code 57645?
ZIP code 57645 is in Morristown, SD, in Corson County.
What county is ZIP code 57645 in?
57645 is mainly in Corson County, South Dakota, and partly in Grant County and Sioux County.
What is the population of ZIP code 57645?
About 184 people live in ZIP code 57645, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 57645 in?
57645 is in Mountain Time (UTC−7). It observes daylight saving time.