ZIP code 58640: Killdeer, ND
58640 is a ZIP code in Killdeer, North Dakota, mainly in Dunn County, part of the Dickinson, ND micro area. About 1,369 people live here.
- Population
- 1,369
- Median household income
- $100,688
- Typical home value
- $282,400+4% in 12 months
- Median rent
- $869gross, per month
- Median age
- 38.6
- Homeowners
- 78.6%of occupied homes
Shaded: ZIP code 58640's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 58640 details
| City | Killdeer |
|---|---|
| State | North Dakota |
| County | Dunn County (also partly Billings County, McKenzie County) |
| Metro area | Dickinson, ND |
| Time zone | Mountain Time (UTC−7), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 437.4 sq mi, plus 1.2 sq mi of water |
| Population density | 3 people per sq mi |
| Bachelor's degree or higher | 29.9% of adults 25+ |
| Average commute | 24.6 minutes |
| Center coordinates | 47.45370, -102.90542 |
Median rent in 58640 by bedrooms
| Size | Median gross rent |
|---|---|
| 2 bedrooms | $1,259/mo |
| 3 bedrooms | $797/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 58640
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 58626 | Dunn Center, ND | 15.1 mi | 482 |
| 58642 | Manning, ND | 17.8 mi | 422 |
| 58634 | Grassy Butte, ND | 21.4 mi | 402 |
| 58757 | Mandaree, ND | 22.9 mi | 986 |
| 58627 | Fairfield, ND | 22.9 mi | 189 |
| 58636 | Halliday, ND | 26.5 mi | 918 |
| 58854 | Watford City, ND | 28.3 mi | 9,368 |
| 58847 | Keene, ND | 30.1 mi | 209 |
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 58640?
A typical home in ZIP code 58640 is worth about $282,400 (Zillow Home Value Index). The median household here earns $100,688 a year. See what buying here would cost per month, with North Dakota average taxes and insurance filled in.
Monthly payment for a $282,400 homeWhat can a $100,688 income afford?Rental property numbers
About ZIP code 58640
What city is ZIP code 58640?
ZIP code 58640 is in Killdeer, ND, in Dunn County.
What county is ZIP code 58640 in?
58640 is mainly in Dunn County, North Dakota, and partly in Billings County and McKenzie County.
What is the population of ZIP code 58640?
About 1,369 people live in ZIP code 58640, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 58640 in?
58640 is in Mountain Time (UTC−7). It observes daylight saving time.