Cavalier County, ND ZIP Codes

North Dakota (ND) · 11 ZIP codes · 11 cities

ZIP codes

3,662

population (2021)

-8.3%

pop change since 2010

38019

FIPS code

Cavalier County ZIP code map

About Cavalier County

Cavalier County is located in North Dakota and contains 11 ZIP codes across 11 cities and communities. The county's population was 3,662 as of 2021, a decrease of 8.3% from 3,993 in 2010. The timezone is Mountain Time (observes DST). The Federal Information Processing System (FIPS) code for Cavalier County is 38019.

Population
2021 population	3,662
2010 population	3,993
Change	-8.3%

County details
State	North Dakota
FIPS code	38019
Timezone	Mountain
Daylight saving	Yes

Cities in Cavalier County

Alsen Calvin Hannah Langdon Maida Milton Munich Nekoma Osnabrock Sarles Wales

ZIP codes for Cavalier County, ND (11)

ZIP code	City	County	Map
58239	Hannah	Cavalier	View map
58249	Langdon	Cavalier	View map
58255	Maida	Cavalier	View map
58260	Milton	Cavalier	View map
58269	Osnabrock	Cavalier	View map
58281	Wales	Cavalier	View map
58311	Alsen	Cavalier	View map
58323	Calvin	Cavalier	View map
58352	Munich	Cavalier	View map
58355	Nekoma	Cavalier	View map
58372	Sarles	Cavalier	View map

Demographics & statistics

3,541

Population

48.1

Median age

$64,547

Median household income

$43,944

Per capita income

$63,070

Median home value

$250

Median monthly rent

89.9%

Home ownership

9.6%

Poverty rate

1.4%

Unemployment

1,737

Housing units

24.5%

Bachelor's or higher

Age distribution

Male Female

158

Under 5

109

102

5–9

153

10–14

106

115

15–19

20–24

199

25–34

138

192

35–44

133

194

45–54

133

182

55–59

125

147

60–64

102

324

65–74

224

160

75–84

110

114

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	819	23.3%
18 and over	2,722	76.7%
65 and over	1,010	29.9%
Median age	48.1 years

Race & ethnicity

White 91.1%

Two or more races 3.4%

Hispanic or Latino 1.8%

Other race 1.8%

American Indian / Alaska Native 1.8%

Asian 0.1%

Group	Count	%
White	3,286	91.1%
Two or more races	121	3.4%
Hispanic or Latino	65	1.8%
Other race	65	1.8%
American Indian / Alaska Native	64	1.8%
Asian	5	0.1%

Household income

Under $10k 6.9%

$10k–$15k 1.0%

$15k–$25k 7.3%

$25k–$35k 2.5%

$35k–$50k 9.5%

$50k–$75k 21.7%

$75k–$100k 11.8%

$100k–$150k 21.5%

$150k–$200k 4.9%

$200k+ 12.9%

Range	% of households
Under $10k	6.9%
$10k–$15k	1.0%
$15k–$25k	7.3%
$25k–$35k	2.5%
$35k–$50k	9.5%
$50k–$75k	21.7%
$75k–$100k	11.8%
$100k–$150k	21.5%
$150k–$200k	4.9%
$200k+	12.9%
Median income	$64,547

Housing

Home values

Under $50k 27.2%

$50k–$100k 26.3%

$100k–$150k 24.2%

$150k–$200k 6.5%

$200k–$300k 8.0%

$300k–$500k 5.8%

$500k–$1M 2.0%

Housing overview

Metric	Value
Median home value	$63,070
Median rent / month	$250
Owner occupied	89.9%
Renter occupied	10.2%
Vacant	30.8%
Single-family detached	88.3%
Large apartment buildings	0.5%
Mobile homes	8.0%
Median rooms	6.8
Avg household size (owned)	2.64

Year built

Era	%
2020 or later	0.0%
2010–2019	2.8%
2000–2009	5.6%
1990–1999	2.9%
1980–1989	12.3%
1970–1979	21.9%
1960–1969	15.5%
1950–1959	12.1%
1940–1949	5.7%
1939 or earlier	21.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	3.0%
2 bedrooms	21.1%
3 bedrooms	45.3%
4 bedrooms	23.7%
5+ bedrooms	6.6%

Vehicles per household

Vehicles	% of households
No vehicle	1.4%
1 vehicle	21.3%
2 vehicles	28.9%
3 or more	48.4%

Heating fuel

Fuel type	%
Utility gas	8.4%
Electricity	48.9%
Propane / LP gas	32.5%
Fuel oil	9.3%
Wood	0.1%

Households & families

Household type	Count	%
Married-couple family	748	64.2%
Cohabiting couple	43	0.9%
Male householder, no spouse	314	21.7%
Female householder, no spouse	351	13.2%
Households with children under 18	327	24.1%
Households with seniors (65+)	621	45.3%
Average household size	2.59

Marital status

Status	Male	Female
Never married	21.2%	14.1%
Married	64.5%	66.1%
Separated	0.6%	0.4%
Widowed	2.1%	15.4%
Divorced	11.6%	4.0%

Education

Less than 9th grade 1.7%

Some HS, no diploma 3.7%

HS graduate 26.4%

Some college, no degree 30.7%

Associate's degree 13.0%

Bachelor's degree 21.4%

Graduate / professional 3.1%

Metric	%
HS diploma or higher	94.6%
Bachelor's or higher	24.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	17	0.5%
Kindergarten	53	7.1%
Elementary school	326	60.8%
High school	209	19.6%
College / grad school	92	12.0%

Employment

Industry of employment

Agriculture & mining 41.2%

Education & healthcare 18.6%

Construction 10.8%

Retail trade 6.3%

Transportation & utilities 5.9%

Manufacturing 4.5%

Finance & real estate 3.7%

Public administration 2.7%

Wholesale trade 2.3%

Other services 2.0%

Arts, food & hospitality 1.2%

Professional & management 0.5%

Information 0.4%

Occupation

Category	%
Management, business & arts	59.9%
Service	2.4%
Sales & office	9.9%
Natural resources & construction	19.3%
Production & transportation	8.4%

Employment type

Type	%
Private sector	48.4%
Government	10.1%
Self-employed	38.6%
Unpaid family workers	3.0%

Commute

Method	%
Drive alone	83.3%
Carpool	8.7%
Public transit	0.0%
Walk	5.1%
Other means	0.8%
Avg commute (minutes)	13.1

Poverty

All people 9.6%

Under 18 years 11.1%

18 and over 10.0%

Married-couple families 2.7%

Female-led households 0.0%

Income support

Source	% of households
Social Security	39.4%
Retirement income	19.1%
Supplemental Security	0.7%
Cash public assistance	2.2%
Food stamps / SNAP	3.1%

Health indicators

Condition	%
High blood pressure	36.2%
High cholesterol	34.8%
Heart disease	8.1%
Stroke	3.5%
Asthma	7.8%
Arthritis	27.2%
Kidney disease	3.2%
Pulmonary disease	6.9%
Cancer	8.4%

Behavior / access	%
Binge drinking	15.9%
No physical activity	24.2%
Less than 7 hrs sleep	25.5%
Fair or poor health	12.5%
Poor mental health	9.7%
Poor physical health	9.3%
No health insurance	8.2%
Visited doctor (checkup)	66.6%
Visited dentist	57.1%
Cholesterol screening	83.1%
Teeth loss	11.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	185	5.0%

Disability	%
Any disability	12.4%
Under 18	0.2%
18–64 years	11.2%
65 and over	15.2%

Health insurance coverage

Type	%
Private insurance	74.1%
Public insurance	35.4%
Uninsured under 19	11.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,274	96.9%
Spanish	61	2.9%
Other Indo-European	33	1.5%
Asian & Pacific Islander	8	0.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,440	96.0%
Born in same state	3,383	94.3%
Born in different state	2,812	77.4%
Foreign born	57	1.7%
Naturalized citizen	101	4.1%
Not a US citizen	57	30.1%

Ancestry

Ancestry	Count	%
Polish	650	18.4%
French	352	9.9%
Italian	263	7.4%
Arab	151	4.3%

Ancestry	Count	%
German	53	1.5%
Dutch	44	1.2%
English	12	0.3%
Irish	1	0%

Technology access

Metric	% of households
Computer access	42.3%
Internet access	93.0%

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

Explore more North Dakota ZIP codes

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