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 Low-density area
- $100,688
- Median income Above-median income area
- $343,700
- Median home value Above-median home value
- 29.9%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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 average North Dakota ZIP), while per-capita income is $53,409. Both reported hardship measures are comparatively low in absolute terms: poverty is 6.6% and unemployment is 1.6%. Housing is both higher-cost and owner-heavy: median home value is $343,700 (91% above the average North Dakota ZIP), while 78.6% of occupied homes are owner-occupied and median rent is $869.
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 -. No nearby ZIP peer set is available for this delivery area, so the North Dakota and national benchmarks above are the appropriate context for 58640.
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 ZIP avg
$53,409
Per Capita Income
6.6%
Poverty Rate
1.6%
Unemployment Rate
How ZIP 58640 ranks among North Dakota ZIPs
Killdeer, ND household income vs. every North Dakota ZIP code
Median household income among 353 reporting North Dakota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$100,688 Top 21% higher than 79% of 353 North Dakota ZIPs
Each bar is a $20K-wide band; taller bars hold more North Dakota 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?
Housing stock: occupied vs vacant
665housing units
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 ZIP avg
$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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 58640, both outside ND so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,344 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Dunn County
Related Areas
Frequently Asked Questions
What county is ZIP code 58640 in?
ZIP code 58640 (Killdeer) is located in Dunn County, North Dakota. Dunn County contains multiple ZIP codes, see the full list at /counties/dunn-nd.
What is the population of ZIP code 58640?
ZIP code 58640 in Killdeer, ND has a population of 1,344 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 58640?
The median household income in ZIP 58640 is $100,688, which is 32% above the national average of $76,288.
What is the average home value in ZIP 58640?
The median home value in ZIP 58640 is $343,700, which is 24% above the national average of $278,155.
What is the demographic makeup of ZIP 58640?
The largest racial group in ZIP 58640 is White at 86.3%. Hispanic or Latino residents make up 3.8% of the population.
How many businesses are in ZIP code 58640?
ZIP code 58640 has 127 business establishments employing approximately 1,504 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 58640?
The top industries by establishment count in ZIP 58640 are: Transportation and warehousing (21), Mining, quarrying, and oil and gas extraction (20), Construction (14). There are 14 industry sectors represented in total.
What is the education level in ZIP code 58640?
In ZIP code 58640, 54.3% of residents aged 25+ have a high school diploma or higher, and 29.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 58640?
In ZIP code 58640, approximately 78.6% of occupied housing units are owner-occupied and 21.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 58640?
The poverty rate in ZIP code 58640 is 6.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 58640's numbers, next.
- See how ZIP 58640 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Killdeer, ND ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.