Colfax ZIP Codes — Richland County, ND

There is one unique ZIP code in Colfax, North Dakota and it is 58018. Area code: 701.

ZIP codes

73.60

sq mi land

0.00

sq mi water

701

area code

Colfax, ND ZIP code map

About Colfax, ND

Colfax is a small city located in Richland County, North Dakota. Known for its rural charm and tight-knit community, Colfax is a place where residents enjoy a peaceful lifestyle. The city is steeped in the agricultural tradition that characterizes much of North Dakota.

Location & geography

Colfax is situated in the southeastern part of North Dakota, approximately 20 miles northwest of the larger city of Fargo. The surrounding landscape features rolling plains and farmland, contributing to the area's agricultural significance. Colfax comprises a total land area of 73.60 square miles with no water area, making it an entirely landlocked location.

Community & economy

The community of Colfax is characterized by a friendly atmosphere and a strong sense of belonging among its residents. The local economy is primarily driven by agriculture, with many residents involved in farming and related industries. Daily life in Colfax reflects the values of traditional rural living, where community events and gatherings play an essential role.

Transportation

Colfax is accessible via several local roads and is near North Dakota Highway 27, which connects it to nearby towns and cities. The nearest major airport is Hector International Airport, located in Fargo, which supports both commercial and private flight options. Public transportation is limited, and most residents rely on personal vehicles for commuting.

History

Colfax was founded in the late 19th century and has since maintained its small-town charm. Key industries in the area have historically been agriculture and farming, providing livelihoods for many of its residents. While its size may be small, Colfax has been an integral part of the agricultural development in North Dakota.

Did you know?

A little-known fact about Colfax is that despite its small population, it has a rich history connected to the agricultural movement in North Dakota. The city's commitment to community and agriculture has helped it maintain a unique and vibrant culture in the region.

ZIP codes for Colfax, ND (1)

ZIP code	City	County	Map
58018	Colfax	Richland	View map

Demographics & statistics

467

Population

41.2

Median age

$101,250

Median household income

$50,973

Per capita income

$245,500

Median home value

Median monthly rent

93.5%

Home ownership

0.2%

Poverty rate

2.9%

Unemployment

164

Housing units

44.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	136	29.1%
18 and over	331	70.9%
65 and over	80	17.1%
Median age	41.2 years

Race & ethnicity

White 57.3%

Hispanic or Latino 21.1%

Other race 16.7%

Two or more races 4.9%

Group	Count	%
White	339	57.3%
Hispanic or Latino	125	21.1%
Other race	99	16.7%
Two or more races	29	4.9%

Household income

$15k–$25k 0.6%

$25k–$35k 3.2%

$35k–$50k 8.4%

$50k–$75k 13.6%

$75k–$100k 24.0%

$100k–$150k 21.4%

$150k–$200k 7.8%

$200k+ 20.8%

Range	% of households
$15k–$25k	0.6%
$25k–$35k	3.2%
$35k–$50k	8.4%
$50k–$75k	13.6%
$75k–$100k	24.0%
$100k–$150k	21.4%
$150k–$200k	7.8%
$200k+	20.8%
Median income	$101,250

Housing

Home values

Under $50k 4.2%

$50k–$100k 6.3%

$100k–$150k 21.5%

$150k–$200k 11.1%

$200k–$300k 24.3%

$300k–$500k 20.8%

$500k–$1M 11.8%

Housing overview

Metric	Value
Median home value	$245,500
Median rent / month	$0
Owner occupied	93.5%
Renter occupied	6.5%
Vacant	11.5%
Single-family detached	99.4%
Large apartment buildings	0.0%
Mobile homes	0.6%
Median rooms	7.0
Avg household size (owned)	2.90

Year built

Era	%
2020 or later	0.0%
2010–2019	9.2%
2000–2009	12.6%
1990–1999	4.0%
1980–1989	6.3%
1970–1979	20.7%
1960–1969	6.9%
1950–1959	2.3%
1940–1949	13.2%
1939 or earlier	24.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.3%
2 bedrooms	36.8%
3 bedrooms	31.6%
4 bedrooms	19.0%
5+ bedrooms	10.3%

Vehicles per household

Vehicles	% of households
No vehicle	0.6%
1 vehicle	11.7%
2 vehicles	29.9%
3 or more	57.8%

Heating fuel

Fuel type	%
Utility gas	1.3%
Electricity	46.1%
Propane / LP gas	33.8%
Fuel oil	9.7%
Wood	5.8%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	104	67.5%
Cohabiting couple	14	9.1%
Male householder, no spouse	23	14.9%
Female householder, no spouse	13	8.4%
Households with children under 18	52	33.8%
Households with seniors (65+)	41	26.6%
Average household size	3.03

Marital status

Status	Male	Female
Never married	27.6%	19.2%
Married	68.3%	70.9%
Separated	0.0%	0.0%
Widowed	0.0%	5.2%
Divorced	4.0%	4.7%

Education

Less than 9th grade 0.3%

Some HS, no diploma 3.4%

HS graduate 13.1%

Some college, no degree 17.2%

Associate's degree 21.9%

Bachelor's degree 35.0%

Graduate / professional 9.1%

Metric	%
HS diploma or higher	96.3%
Bachelor's or higher	44.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	4	3.7%
Elementary school	62	56.9%
High school	40	36.7%
College / grad school	3	2.8%

Employment

Industry of employment

Agriculture & mining 19.5%

Education & healthcare 19.0%

Manufacturing 12.0%

Construction 11.0%

Other services 6.5%

Finance & real estate 6.0%

Public administration 6.0%

Retail trade 5.5%

Professional & management 5.0%

Transportation & utilities 4.5%

Wholesale trade 3.5%

Information 1.0%

Arts, food & hospitality 0.5%

Occupation

Category	%
Management, business & arts	54.5%
Service	11.5%
Sales & office	15.5%
Natural resources & construction	10.5%
Production & transportation	8.0%

Employment type

Type	%
Private sector	71.0%
Government	9.5%
Self-employed	19.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	68.5%
Carpool	3.5%
Public transit	0.0%
Walk	6.0%
Other means	1.0%
Avg commute (minutes)	23.8

Poverty

All people 0.2%

Under 18 years 0.0%

18 and over 0.3%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	29.9%
Retirement income	13.6%
Supplemental Security	0.0%
Cash public assistance	1.9%
Food stamps / SNAP	4.5%

Health indicators

Condition	%
High blood pressure	29.5%
High cholesterol	31.2%
Heart disease	6.3%
Stroke	2.7%
Asthma	8.3%
Arthritis	24.2%
Kidney disease	2.6%
Pulmonary disease	5.4%
Cancer	7.1%

Behavior / access	%
Binge drinking	21.6%
No physical activity	20.6%
Less than 7 hrs sleep	28.7%
Fair or poor health	10.2%
Poor mental health	11.1%
Poor physical health	8.2%
No health insurance	8.6%
Visited doctor (checkup)	70.1%
Visited dentist	68.8%
Cholesterol screening	90.4%
Teeth loss	10.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	31	9.4%

Disability	%
Any disability	6.9%
Under 18	0.7%
18–64 years	6.4%
65 and over	18.8%

Health insurance coverage

Type	%
Private insurance	77.9%
Public insurance	33.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	443	94.9%
Spanish	2	0.5%
Other Indo-European	0	0.0%
Asian & Pacific Islander	2	0.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	465	99.6%
Born in same state	459	98.3%
Born in different state	233	49.9%
Foreign born	6	1.3%
Naturalized citizen	2	0.4%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Polish	152	32.5%
French	61	13.1%
Italian	7	1.5%

Ancestry	Count	%
Arab	3	0.6%
German	2	0.4%

Technology access

Metric	% of households
Computer access	33.0%
Internet access	97.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Colfax, ND have?

Colfax, ND has one ZIP code: 58018. Each ZIP code serves a distinct delivery area within the city and surrounding region.