Yellowstone County, MT ZIP Codes
Montana (MT) · 24 ZIP codes · 11 cities
24
ZIP codes
167,146
population (2021)
+13.0%
pop change since 2010
30111
FIPS code
Yellowstone County ZIP code map
About Yellowstone County
Yellowstone County is located in Montana and contains 24 ZIP codes across 11 cities and communities.
The county's population was 167,146 as of 2021,
an increase of
13% from 147,972 in 2010.
The timezone is Pacific Time (observes DST).
The Federal Information Processing System (FIPS) code for Yellowstone County is 30111.
| Population | |
|---|---|
| 2021 population | 167,146 |
| 2010 population | 147,972 |
| Change | +13.0% |
| County details | |
|---|---|
| State | Montana |
| FIPS code | 30111 |
| Timezone | Pacific |
| Daylight saving | Yes |
Cities in Yellowstone County
ZIP codes for Yellowstone County, MT (24)
| ZIP code | City | County | Map |
|---|---|---|---|
| 59002 | Acton | Yellowstone | View map |
| 59006 | Ballantine | Yellowstone | View map |
| 59015 | Broadview | Yellowstone | View map |
| 59024 | Custer | Yellowstone | View map |
| 59037 | Huntley | Yellowstone | View map |
| 59044 | Laurel | Yellowstone | View map |
| 59057 | Molt | Yellowstone | View map |
| 59064 | Pompeys Pillar | Yellowstone | View map |
| 59079 | Shepherd | Yellowstone | View map |
| 59088 | Worden | Yellowstone | View map |
| 59101 | Billings | Yellowstone | View map |
| 59102 | Billings | Yellowstone | View map |
| 59103 | Billings | Yellowstone | View map |
| 59104 | Billings | Yellowstone | View map |
| 59105 | Billings | Yellowstone | View map |
| 59106 | Billings | Yellowstone | View map |
| 59107 | Billings | Yellowstone | View map |
| 59108 | Billings | Yellowstone | View map |
| 59111 | Billings | Yellowstone | View map |
| 59112 | Billings | Yellowstone | View map |
| 59114 | Billings | Yellowstone | View map |
| 59115 | Billings | Yellowstone | View map |
| 59116 | Billings | Yellowstone | View map |
| 59117 | Billings | Yellowstone | View map |
Demographics & statistics
166,261
Population
38.6
Median age
$74,575
Median household income
$41,030
Per capita income
$288,614
Median home value
$771
Median monthly rent
75.1%
Home ownership
12.6%
Poverty rate
4.0%
Unemployment
51,863
Housing units
26.2%
Bachelor's or higher
Age distribution
Male
Female
4,846
Under 5
4,774
5,580
5–9
5,497
5,635
10–14
5,552
5,208
15–19
5,132
5,042
20–24
4,967
11,462
25–34
11,292
11,005
35–44
10,842
9,543
45–54
9,402
5,176
55–59
5,100
5,561
60–64
5,479
8,675
65–74
8,546
4,055
75–84
3,995
1,962
85+
1,933
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 38,487 | 24.0% |
| 18 and over | 127,774 | 76.0% |
| 65 and over | 29,166 | 17.3% |
| Median age | 38.6 years | |
Race & ethnicity
White
84.7%
Two or more races
5.1%
American Indian / Alaska Native
3.7%
Hispanic or Latino
3.3%
Other race
1.5%
Black or African American
0.8%
Asian
0.7%
Native Hawaiian / Pacific Islander
0.1%
| Group | Count | % |
|---|---|---|
| White | 145,594 | 84.7% |
| Two or more races | 8,799 | 5.1% |
| American Indian / Alaska Native | 6,393 | 3.7% |
| Hispanic or Latino | 5,673 | 3.3% |
| Other race | 2,586 | 1.5% |
| Black or African American | 1,378 | 0.8% |
| Asian | 1,274 | 0.7% |
| Native Hawaiian / Pacific Islander | 237 | 0.1% |
Household income
Under $10k
4.3%
$10k–$15k
2.8%
$15k–$25k
12.0%
$25k–$35k
8.3%
$35k–$50k
9.8%
$50k–$75k
16.1%
$75k–$100k
15.5%
$100k–$150k
14.9%
$150k–$200k
8.4%
$200k+
7.9%
| Range | % of households |
|---|---|
| Under $10k | 4.3% |
| $10k–$15k | 2.8% |
| $15k–$25k | 12.0% |
| $25k–$35k | 8.3% |
| $35k–$50k | 9.8% |
| $50k–$75k | 16.1% |
| $75k–$100k | 15.5% |
| $100k–$150k | 14.9% |
| $150k–$200k | 8.4% |
| $200k+ | 7.9% |
| Median income | $74,575 |
Housing
Home values
Under $50k
5.2%
$50k–$100k
5.2%
$100k–$150k
7.8%
$150k–$200k
8.3%
$200k–$300k
30.1%
$300k–$500k
27.0%
$500k–$1M
15.4%
$1M+
1.1%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $288,614 |
| Median rent / month | $771 |
| Owner occupied | 75.1% |
| Renter occupied | 24.9% |
| Vacant | 12.3% |
| Single-family detached | 69.8% |
| Large apartment buildings | 1.9% |
| Mobile homes | 21.0% |
| Median rooms | 5.9 |
| Avg household size (owned) | 2.52 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.7% |
| 2010–2019 | 11.4% |
| 2000–2009 | 16.2% |
| 1990–1999 | 16.2% |
| 1980–1989 | 11.2% |
| 1970–1979 | 17.0% |
| 1960–1969 | 3.6% |
| 1950–1959 | 8.5% |
| 1940–1949 | 3.7% |
| 1939 or earlier | 11.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.3% |
| 1 bedroom | 5.2% |
| 2 bedrooms | 21.5% |
| 3 bedrooms | 40.4% |
| 4 bedrooms | 19.5% |
| 5+ bedrooms | 12.1% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 2.3% |
| 1 vehicle | 22.3% |
| 2 vehicles | 35.9% |
| 3 or more | 39.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 27.7% |
| Electricity | 23.0% |
| Propane / LP gas | 39.2% |
| Fuel oil | 0.3% |
| Wood | 7.4% |
| Solar | 0.3% |
| No fuel used | 0.8% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 32,437 | 49.7% |
| Cohabiting couple | 5,217 | 6.5% |
| Male householder, no spouse | 13,264 | 18.9% |
| Female householder, no spouse | 17,259 | 25.0% |
| Households with children under 18 | 20,360 | 32.6% |
| Households with seniors (65+) | 20,247 | 30.7% |
| Average household size | 2.43 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 29.8% | 20.9% |
| Married | 54.6% | 53.2% |
| Separated | 0.4% | 3.7% |
| Widowed | 2.4% | 9.6% |
| Divorced | 12.8% | 12.7% |
Education
Less than 9th grade
1.9%
Some HS, no diploma
4.0%
HS graduate
33.9%
Some college, no degree
26.0%
Associate's degree
7.9%
Bachelor's degree
20.0%
Graduate / professional
6.3%
| Metric | % |
|---|---|
| HS diploma or higher | 94.0% |
| Bachelor's or higher | 26.2% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 2,496 | 4.2% |
| Kindergarten | 1,960 | 6.8% |
| Elementary school | 17,288 | 46.3% |
| High school | 8,760 | 24.6% |
| College / grad school | 7,297 | 18.1% |
Employment
Industry of employment
Education & healthcare
20.8%
Retail trade
13.0%
Construction
9.9%
Arts, food & hospitality
9.6%
Professional & management
7.8%
Agriculture & mining
7.5%
Transportation & utilities
6.8%
Wholesale trade
6.0%
Finance & real estate
5.4%
Other services
4.7%
Manufacturing
4.5%
Public administration
3.5%
Information
0.7%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 34.8% |
| Service | 16.7% |
| Sales & office | 22.2% |
| Natural resources & construction | 12.2% |
| Production & transportation | 14.1% |
Employment type
| Type | % |
|---|---|
| Private sector | 81.3% |
| Government | 11.3% |
| Self-employed | 7.1% |
| Unpaid family workers | 0.2% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.2% |
| Carpool | 7.7% |
| Public transit | 0.5% |
| Walk | 3.0% |
| Other means | 1.3% |
| Avg commute (minutes) | 24.3 |
Poverty
All people
12.6%
Under 18 years
14.6%
18 and over
11.8%
Married-couple families
4.9%
Female-led households
24.9%
Income support
| Source | % of households |
|---|---|
| Social Security | 33.9% |
| Retirement income | 19.9% |
| Supplemental Security | 3.7% |
| Cash public assistance | 2.5% |
| Food stamps / SNAP | 8.1% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 31.8% |
| High cholesterol | 30.7% |
| Heart disease | 6.3% |
| Stroke | 3.0% |
| Asthma | 10.6% |
| Arthritis | 26.2% |
| Kidney disease | 2.8% |
| Pulmonary disease | 6.7% |
| Cancer | 6.9% |
| Behavior / access | % |
|---|---|
| Binge drinking | 20.0% |
| No physical activity | 20.9% |
| Less than 7 hrs sleep | 30.6% |
| Fair or poor health | 12.5% |
| Poor mental health | 13.2% |
| Poor physical health | 10.7% |
| No health insurance | 10.9% |
| Visited doctor (checkup) | 72.0% |
| Visited dentist | 66.9% |
| Cholesterol screening | 89.2% |
| Teeth loss | 13.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 12,086 | 8.1% |
| Disability | % |
|---|---|
| Any disability | 12.1% |
| Under 18 | 2.5% |
| 18–64 years | 8.9% |
| 65 and over | 37.3% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 64.6% |
| Public insurance | 40.4% |
| Uninsured under 19 | 3.7% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 156,641 | 95.5% |
| Spanish | 1,134 | 0.5% |
| Other Indo-European | 375 | 0.2% |
| Asian & Pacific Islander | 435 | 0.2% |
| Other languages | 209 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 163,153 | 98.6% |
| Born in same state | 161,982 | 98.2% |
| Born in different state | 97,254 | 58.5% |
| Foreign born | 1,171 | 0.4% |
| Naturalized citizen | 3,108 | 1.4% |
| Not a US citizen | 1,697 | 44.9% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 22,330 | 13.4% |
| French | 18,900 | 11.4% |
| Polish | 15,396 | 9.3% |
| Arab | 7,503 | 4.5% |
| Dutch | 2,532 | 1.5% |
| Ancestry | Count | % |
|---|---|---|
| English | 2,195 | 1.3% |
| German | 968 | 0.6% |
| Irish | 519 | 0.3% |
| Norwegian | 131 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 40.8% |
| Internet access | 93.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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