Killdeer, ND · standard
ZIP Code 58640
Dunn County, North Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,344
- 1/sq mi
- $100,688
- Median income
- $343,700
- Median home value
- 29.9%
- Bachelor's or higher
The verdict
Killdeer pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 19%
- household income, US ZIPs
- Top 27%
- home value, US ZIPs
- 1
- people per sq mi
- 79%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 58640 against every reporting US ZIP.
ZIP code 58640 is a sparsely populated ZIP (a standard USPS delivery area) in Killdeer, Dunn County, North Dakota, home to just 1,344 residents across 1120.0 square miles, a density of 1 people per square mile, in the Denver time zone.
ZIP 58640 lands in the middle-income range, with a median household income of $100,688 (22% above the North Dakota average), while per-capita income is $53,409. The poverty rate stands at 6.6% and the unemployment rate at 1.6%. Median home value sits at $343,700 (91% above the state average), median rent at $869 a month, and owner-occupancy at 78.6%.
Educational attainment sits below the national norm: 29.9% of adults hold a bachelor's degree or higher, the median age is 38.6, and the average commute is -. Compare these figures to the North Dakota and national benchmarks above rather than reading 58640's numbers in isolation.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 58640
Top 5 sectors by establishment count in Killdeer, ND
Which industries have the most business establishments in ZIP 58640.
- Transportation and warehousing
Transportation and warehousing
21 establishments
- Mining, quarrying, and oil and gas extraction
Mining, quarrying, and oil and gas extraction
20 establishments
- Construction
Construction
14 establishments
- Retail trade
Retail trade
13 establishments
- Other services (except public administration)
Other services (except public administration)
12 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 58640, Killdeer, ND · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,344
Population
1120.0
Area (sq mi)
1
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 58640?
38.6
Median Age
56.7%
Male
43.3%
Female
1.3%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$100,688
Median Household Income
+22% vs state
$53,409
Per Capita Income
6.6%
Poverty Rate
1.6%
Unemployment Rate
How ZIP 58640 ranks nationally
Killdeer, ND household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$100,688 Top 19% higher than 81% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
665
Total Housing Units
490
Occupied Units
175
Vacant Units
2.66
Avg Household Size
Occupancy Type
$343,700
Median Home Value
+91% vs state
$869
Median Rent
1981
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 127 business establishments in ZIP 58640, employing approximately 1,504 people with a combined annual payroll of $133,020,000.
127
Businesses
1,504
Employees
$133.0M
Annual Payroll
14
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Transportation and warehousing | 21 | 16.5% |
| Mining, quarrying, and oil and gas extraction | 20 | 15.8% |
| Construction | 14 | 11.0% |
| Retail trade | 13 | 10.2% |
| Other services (except public administration) | 12 | 9.4% |
| Accommodation and food services | 9 | 7.1% |
| Wholesale trade | 7 | 5.5% |
| Health care and social assistance | 6 | 4.7% |
| Administrative and support and waste management and remediation services | 5 | 3.9% |
| Real estate and rental and leasing | 4 | 3.1% |
| Professional, scientific, and technical services | 4 | 3.1% |
| Utilities | 3 | 2.4% |
| Finance and insurance | 3 | 2.4% |
| Arts, entertainment, and recreation | 3 | 2.4% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
More ZIP Codes in Dunn County
Related Areas
Frequently Asked Questions
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What is the population of ZIP code 58640? ▼
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How many businesses are in ZIP code 58640? ▼
What are the main industries in ZIP code 58640? ▼
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Read our methodology to see how this data is sourced, computed, and verified.