PlainZIP

Colfax, ND · standard

ZIP Code 58018

Richland County, North Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

324
2/sq mi
$105,000
Median income
$280,400
Median home value
47.3%
Bachelor's or higher

The verdict

Colfax pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 16%
household income, US ZIPs
Top 37%
home value, US ZIPs
2
people per sq mi
96%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 58018 against every reporting US ZIP.

ZIP code 58018 is a sparsely populated ZIP (a standard USPS delivery area) in Colfax, Richland County, North Dakota, home to just 324 residents across 190.6 square miles, a density of 2 people per square mile, in the Chicago time zone.

ZIP 58018 lands in the middle-income range, with a median household income of $105,000 (27% above the North Dakota average), while per-capita income is $42,297. Poverty here runs at 1.4%, with unemployment measured at 1.6%. The typical home here is valued at $280,400 (56% above the state average); renters pay a median of - monthly, and 96.2% of units are owner-occupied.

A solid share of residents have a four-year degree: 47.3% of adults hold a bachelor's degree or higher, the median age is 41.1, and the average commute is -. A geography-based comparison follows: 2 ZIP codes within about 10 miles of 58018, plus 6 more within Richland County, give a clearer read than the national average alone.

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 →

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 58018, Colfax, 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

324

Population

190.6

Area (sq mi)

2

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 58018?

41.1

Median Age

46.5%

Male

53.5%

Female

0.0%

Foreign-Born

White 65.7%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 1.9%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.7%
Hispanic or Latino 7.5%

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?

$105,000

Median Household Income

+27% vs state

$42,297

Per Capita Income

1.4%

Poverty Rate

1.6%

Unemployment Rate

How ZIP 58018 ranks nationally

Colfax, ND household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$105,000 Top 16% higher than 84% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 60.1%
Bachelor's Degree or Higher 47.3%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

151

Total Housing Units

132

Occupied Units

19

Vacant Units

3.24

Avg Household Size

Occupancy Type

Owner 96.2%
Renter 3.8%

$280,400

Median Home Value

+56% vs state

1969

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 58018, employing approximately 31 people with a combined annual payroll of $2,557,000.

14

Businesses

31

Employees

$2.6M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 3 21.4%
Wholesale trade 3 21.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 58018 vs 58077 →

ZIP 58018 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 58018 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 58018 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 58018 ranks #3 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
58077 Walcott, ND 787 7.2 mi
58008 Barney, ND 229 10.1 mi

More ZIP Codes in Richland County

58075 standard
Wahpeton, ND
Pop: 9,276
58041 standard
Hankinson, ND
Pop: 1,545
58053 standard
Lidgerwood, ND
Pop: 1,171
58081 standard
Wyndmere, ND
Pop: 845
58077 standard
Walcott, ND
Pop: 787
58030 standard
Fairmount, ND
Pop: 649

Related Areas

Richland County Colfax, ND North Dakota

Frequently Asked Questions

What county is ZIP code 58018 in? ▼
ZIP code 58018 (Colfax) is located in Richland County, North Dakota. Richland County contains multiple ZIP codes, see the full list at /counties/richland-nd.
What is the population of ZIP code 58018? ▼
ZIP code 58018 in Colfax, ND has a population of 324 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 58018? ▼
The median household income in ZIP 58018 is $105,000, which is 38% above the national average of $76,288.
What is the average home value in ZIP 58018? ▼
The median home value in ZIP 58018 is $280,400, which is 1% above the national average of $278,155.
What is the demographic makeup of ZIP 58018? ▼
The largest racial group in ZIP 58018 is White at 65.7%. Hispanic or Latino residents make up 7.5% of the population.
How many businesses are in ZIP code 58018? ▼
ZIP code 58018 has 14 business establishments employing approximately 31 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 58018? ▼
In ZIP code 58018, 60.1% of residents aged 25+ have a high school diploma or higher, and 47.3% 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 58018? ▼
In ZIP code 58018, approximately 96.2% of occupied housing units are owner-occupied and 3.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 58018? ▼
The poverty rate in ZIP code 58018 is 1.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.