59831 ZIP Code — Dixon, MT

Sanders County, Montana

ZIP code 59831 is located in Dixon, Montana, within Sanders County. It covers approximately 102.29 square miles and serves a population of 602 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 406.

About ZIP code 59831

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $115,400. Owner-occupancy is high at 75%, well above the national average.

Median household income is $40,714. Poverty affects 29% of residents, above the national average. SNAP benefit usage at 26% of households reflects economic stress in the area. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.

Educational attainment is near the national average, with 23% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (27%) compared to national benchmarks. 17% of residents lack health insurance, above the national average.

Overall, ZIP code 59831 reflects a community defined by economic challenges above the national average, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

602

population

102.29

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

59831 ZIP code map

Cities in ZIP code 59831

Below are the cities the US Postal Service accepts for ZIP code 59831. Using any city not on this list may result in mail delivery delays.

City	Status
Dixon	Preferred

Nearby ZIP codes

59824 Charlo (12 mi) 59865 Saint Ignatius (16 mi) 59834 Frenchtown (17.6 mi) 59864 Ronan (17.8 mi) 59821 Arlee (18.9 mi)

Demographics updated 06/2026

Population
Total population	602
Population density	6 / sq mi
State FIPS	30
County FIPS	089

Geography
Land area	102.29 sq mi
Water area	0.63 sq mi
Latitude	47.3087
Longitude	-114.3706
Timezone	Mountain (MT)
Area code	406

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	68.4%	58.5%	44.2%
$50k – $100k	22.8%	29.6%	32.0%
$100k – $200k	7.8%	9.4%	19.2%
Over $200k	1.0%	2.6%	4.7%

Demographics & statistics

602

Population

People per sq mi

33.8

Median age

$40,714

Median household income

$19,513

Per capita income

$115,400

Median home value

$597

Median monthly rent

75.3%

Home ownership

29.1%

Poverty rate

12.2%

Unemployment

182

Housing units

22.6%

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	188	31.2%
18 and over	414	68.8%
65 and over	69	11.5%
Median age	33.8 years

Race & ethnicity

White 56.2%

American Indian / Alaska Native 26.9%

Two or more races 9%

Hispanic or Latino 3.7%

Other race 3.2%

Native Hawaiian / Pacific Islander 1.1%

Group	Count	%
White	351	56.2%
American Indian / Alaska Native	168	26.9%
Two or more races	56	9%
Hispanic or Latino	23	3.7%
Other race	20	3.2%
Native Hawaiian / Pacific Islander	7	1.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	68.4%	58.5%	44.2%
$50k – $100k	22.8%	29.6%	32.0%
$100k – $200k	7.8%	9.4%	19.2%
Over $200k	1.0%	2.6%	4.7%

Under $10k 9.3%

$10k–$15k 10.3%

$15k–$25k 12.4%

$25k–$35k 7.2%

$35k–$50k 17.5%

$50k–$75k 17.5%

$75k–$100k 9.3%

$100k–$150k 12.9%

$150k–$200k 2.6%

$200k+ 1.0%

Range	% of households
Under $10k	9.3%
$10k–$15k	10.3%
$15k–$25k	12.4%
$25k–$35k	7.2%
$35k–$50k	17.5%
$50k–$75k	17.5%
$75k–$100k	9.3%
$100k–$150k	12.9%
$150k–$200k	2.6%
$200k+	1.0%
Median income	$40,714

Housing

Home values

Under $50k 32.2%

$50k–$100k 12.3%

$100k–$150k 8.9%

$150k–$200k 8.9%

$200k–$300k 10.3%

$300k–$500k 19.9%

$500k–$1M 5.5%

$1M+ 2.1%

Housing overview

Metric	Value
Median home value	$115,400
Median rent / month	$597
Owner occupied	75.3%
Renter occupied	24.7%
Vacant	15.7%
Single-family detached	57.8%
Large apartment buildings	0.0%
Mobile homes	37.8%
Median rooms	5.2
Avg household size (owned)	2.99

Year built

Era	%
2020 or later	0.0%
2010–2019	2.2%
2000–2009	10.4%
1990–1999	13.5%
1980–1989	20.0%
1970–1979	27.8%
1960–1969	3.9%
1950–1959	3.9%
1940–1949	0.9%
1939 or earlier	17.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	11.7%
2 bedrooms	25.7%
3 bedrooms	41.3%
4 bedrooms	18.3%
5+ bedrooms	1.7%

Vehicles per household

Vehicles	% of households
No vehicle	5.7%
1 vehicle	24.2%
2 vehicles	35.1%
3 or more	35.1%

Heating fuel

Fuel type	%
Electricity	33.0%
Propane / LP gas	12.4%
Fuel oil	5.2%
Wood	47.4%

Households & families

Household type	Count	%
Married-couple family	87	44.8%
Cohabiting couple	12	6.2%
Male householder, no spouse	36	18.6%
Female householder, no spouse	59	30.4%
Households with children under 18	64	33.0%
Households with seniors (65+)	54	27.8%
Average household size	3.10

Marital status

Status	Male	Female
Never married	45.6%	33.9%
Married	39.8%	44.8%
Separated	0.8%	0.0%
Widowed	5.4%	6.8%
Divorced	8.3%	14.5%

Education

Less than 9th grade 4.0%

Some HS, no diploma 7.4%

HS graduate 31.1%

Some college, no degree 24.6%

Associate's degree 10.3%

Bachelor's degree 20.3%

Graduate / professional 2.3%

Metric	%
HS diploma or higher	88.6%
Bachelor's or higher	22.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	16	11.0%
Kindergarten	13	9.0%
Elementary school	57	39.3%
High school	37	25.5%
College / grad school	22	15.2%

Employment

Industry of employment

Education & healthcare 23.8%

Agriculture & mining 17.0%

Retail trade 9.0%

Finance & real estate 9.0%

Public administration 8.1%

Arts, food & hospitality 7.2%

Transportation & utilities 6.3%

Wholesale trade 4.9%

Construction 4.5%

Other services 4.0%

Professional & management 3.6%

Manufacturing 2.7%

Occupation

Category	%
Management, business & arts	38.6%
Service	20.6%
Sales & office	17.9%
Natural resources & construction	12.6%
Production & transportation	10.3%

Employment type

Type	%
Private sector	62.3%
Government	18.4%
Self-employed	19.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	56.6%
Carpool	14.6%
Public transit	0.0%
Walk	13.2%
Work from home	14.2%
Other means	1.4%
Avg commute (minutes)	27.2

Poverty

All people 29.1%

Under 18 years 36.7%

18 and over 25.6%

Married-couple families 10.3%

Female-led households 35.1%

Income support

Source	% of households
Social Security	33.5%
Retirement income	18.0%
Supplemental Security	7.7%
Cash public assistance	0.5%
Food stamps / SNAP	25.8%

Health indicators

Condition	%
Obesity	35.5%
High blood pressure	36.6%
High cholesterol	32.2%
Diabetes	14.9%
Heart disease	9.5%
Stroke	5.2%
Asthma	12.2%
Arthritis	31.6%
Kidney disease	4.2%
Pulmonary disease	11.0%
Cancer	7.1%

Behavior / access	%
Smoking	27.2%
Binge drinking	18.8%
No physical activity	29.2%
Less than 7 hrs sleep	36.2%
Depression	24.2%
Fair or poor health	22.6%
Poor mental health	16.3%
Poor physical health	16.6%
No health insurance	16.0%
Visited doctor (checkup)	70.1%
Visited dentist	47.5%
Cholesterol screening	86.9%
Teeth loss	23.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	32	7.7%

Disability	%
Any disability	14.3%
Under 18	4.3%
18–64 years	14.2%
65 and over	42.0%

Health insurance coverage

Type	%
Private insurance	35.4%
Public insurance	59.0%
No insurance	17.4%
Uninsured under 19	19.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	544	90.4%
Spanish	4	0.7%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	583	96.8%
Born in same state	581	96.5%
Born in different state	385	64.0%
Foreign born	2	0.3%
Naturalized citizen	19	3.2%
Not a US citizen	9	47.4%

Ancestry

Ancestry	Count	%
Italian	73	12.1%
French	70	11.6%
Arab	24	4%
Polish	15	2.5%

Ancestry	Count	%
Dutch	10	1.7%
English	8	1.3%
German	2	0.3%

Technology access

Metric	% of households
Computer access	32.2%
Internet access	90.2%

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

Frequently asked questions about ZIP code 59831

What city is ZIP code 59831 in?

ZIP code 59831 is primarily assigned to Dixon, Montana.

What county is ZIP code 59831 in?

ZIP code 59831 falls within Sanders County, Montana.

Is ZIP code 59831 family-oriented?

31% of residents in ZIP code 59831 are under 18, reflecting a younger, family-oriented community.

What is the poverty rate in ZIP code 59831?

29% of residents in ZIP code 59831 live below the poverty line, above the national average.

What is the typical home value in ZIP code 59831?

The median home value in ZIP code 59831 is $115,400.

What is the median household income in ZIP code 59831?

The median household income in ZIP code 59831 is $40,714, below the national median of ~$75,000.

What timezone is ZIP code 59831 in?

ZIP code 59831 observes the MST timezone.