83128 ZIP Code — Alpine, WY

Lincoln County, Wyoming

ZIP code 83128 is located in Alpine, Wyoming, within Lincoln County. It covers approximately 371.57 square miles and serves a population of 1,704 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 307.

About ZIP code 83128

The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $504,700. Owner-occupancy sits near the national average at 66%.

The gap between median ($86,957) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 5% is below the national average.

The dominant occupation class is management, business, and professional, with construction as the leading industry. An above-average commute of 41 minutes suggests many residents work outside the immediate area.

Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.

18% of residents lack health insurance, above the national average.

1,704

population

371.57

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

83128 ZIP code map

Cities in ZIP code 83128

Below are the cities the US Postal Service accepts for ZIP code 83128. Using any city not on this list may result in mail delivery delays.

City	Status
Alpine	Acceptable

Demographics updated 06/2026

Population
Total population	1,704
Population density	5 / sq mi
State FIPS	56
County FIPS	023

Geography
Land area	371.57 sq mi
Water area	2.12 sq mi
Latitude	43.0622
Longitude	-110.8116
Timezone	Mountain (MT)
Area code	307

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.3%	32.8%	38.1%
$50k – $100k	27.8%	34.1%	33.2%
$100k – $200k	37.9%	28.1%	23.7%
Over $200k	0.0%	5.0%	5.0%

Demographics & statistics

1,704

Population

People per sq mi

35.1

Median age

$86,957

Median household income

$45,381

Per capita income

$504,700

Median home value

$1,257

Median monthly rent

65.8%

Home ownership

4.8%

Poverty rate

0.0%

Unemployment

651

Housing units

29.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

129

25–34

104

155

35–44

124

123

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	459	26.9%
18 and over	1,245	73.1%
65 and over	160	9.4%
Median age	35.1 years

Race & ethnicity

White 93.8%

Two or more races 3%

Hispanic or Latino 1.4%

American Indian / Alaska Native 1%

Asian 0.6%

Other race 0.2%

Group	Count	%
White	1,620	93.8%
Two or more races	52	3%
Hispanic or Latino	24	1.4%
American Indian / Alaska Native	18	1%
Asian	10	0.6%
Other race	4	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.3%	32.8%	38.1%
$50k – $100k	27.8%	34.1%	33.2%
$100k – $200k	37.9%	28.1%	23.7%
Over $200k	0.0%	5.0%	5.0%

$10k–$15k 0.6%

$15k–$25k 1.4%

$25k–$35k 10.1%

$35k–$50k 10.3%

$50k–$75k 16.7%

$75k–$100k 13.3%

$100k–$150k 18.3%

$150k–$200k 12.5%

$200k+ 16.8%

Range	% of households
$10k–$15k	0.6%
$15k–$25k	1.4%
$25k–$35k	10.1%
$35k–$50k	10.3%
$50k–$75k	16.7%
$75k–$100k	13.3%
$100k–$150k	18.3%
$150k–$200k	12.5%
$200k+	16.8%
Median income	$86,957

Housing

Home values

$50k–$100k 0.4%

$100k–$150k 0.4%

$150k–$200k 3.1%

$200k–$300k 6.4%

$300k–$500k 39.0%

$500k–$1M 37.2%

$1M+ 13.4%

Housing overview

Metric	Value
Median home value	$504,700
Median rent / month	$1,257
Owner occupied	65.8%
Renter occupied	34.2%
Vacant	22.2%
Single-family detached	70.0%
Large apartment buildings	0.0%
Mobile homes	1.9%
Median rooms	4.9
Avg household size (owned)	2.39

Year built

Era	%
2020 or later	0.0%
2010–2019	5.4%
2000–2009	18.0%
1990–1999	32.5%
1980–1989	19.8%
1970–1979	16.2%
1960–1969	5.7%
1950–1959	1.4%
1940–1949	0.9%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	6.2%
1 bedroom	7.8%
2 bedrooms	31.0%
3 bedrooms	37.8%
4 bedrooms	14.9%
5+ bedrooms	2.4%

Vehicles per household

Vehicles	% of households
No vehicle	2.6%
1 vehicle	33.5%
2 vehicles	32.5%
3 or more	31.4%

Heating fuel

Fuel type	%
Utility gas	2.0%
Electricity	64.2%
Propane / LP gas	22.9%
Wood	10.9%

Households & families

Household type	Count	%
Married-couple family	317	45.9%
Cohabiting couple	27	3.9%
Male householder, no spouse	226	32.8%
Female householder, no spouse	120	17.4%
Households with children under 18	204	29.6%
Households with seniors (65+)	144	20.9%
Average household size	2.47

Marital status

Status	Male	Female
Never married	46.1%	32.3%
Married	44.5%	54.7%
Separated	1.0%	0.0%
Widowed	0.0%	0.0%
Divorced	8.4%	12.9%

Education

Less than 9th grade 2.4%

Some HS, no diploma 12.5%

HS graduate 17.7%

Some college, no degree 28.2%

Associate's degree 9.5%

Bachelor's degree 22.4%

Graduate / professional 7.4%

Metric	%
HS diploma or higher	85.1%
Bachelor's or higher	29.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	9	2.6%
Kindergarten	7	2.0%
Elementary school	189	54.2%
High school	117	33.5%
College / grad school	27	7.7%

Employment

Industry of employment

Construction 26.2%

Retail trade 15.4%

Education & healthcare 11.0%

Arts, food & hospitality 9.5%

Finance & real estate 8.4%

Manufacturing 8.2%

Professional & management 6.5%

Other services 4.6%

Information 4.4%

Transportation & utilities 2.0%

Agriculture & mining 1.9%

Public administration 1.0%

Wholesale trade 0.9%

Occupation

Category	%
Management, business & arts	32.3%
Service	7.3%
Sales & office	21.4%
Natural resources & construction	18.5%
Production & transportation	20.5%

Employment type

Type	%
Private sector	92.6%
Government	4.4%
Self-employed	3.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	57.5%
Carpool	29.5%
Public transit	0.0%
Walk	1.9%
Work from home	11.2%
Other means	0.0%
Avg commute (minutes)	40.5

Poverty

All people 4.8%

Under 18 years 5.0%

18 and over 4.7%

Married-couple families 0.0%

Female-led households 73.0%

Income support

Source	% of households
Social Security	23.2%
Retirement income	19.4%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	32.3%
High blood pressure	25.7%
High cholesterol	28.5%
Diabetes	6.7%
Heart disease	4.6%
Stroke	2.1%
Asthma	9.4%
Arthritis	18.0%
Kidney disease	2.1%
Pulmonary disease	5.2%
Cancer	5.3%

Behavior / access	%
Smoking	18.0%
Binge drinking	20.0%
No physical activity	20.8%
Less than 7 hrs sleep	31.4%
Depression	17.0%
Fair or poor health	9.9%
Poor mental health	12.9%
Poor physical health	8.1%
No health insurance	14.8%
Visited doctor (checkup)	64.0%
Visited dentist	72.6%
Cholesterol screening	89.2%
Teeth loss	12.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	41	3.3%

Disability	%
Any disability	4.2%
Under 18	0.0%
18–64 years	2.7%
65 and over	26.3%

Health insurance coverage

Type	%
Private insurance	69.5%
Public insurance	18.3%
No insurance	18.2%
Uninsured under 19	20.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,553	91.1%
Spanish	102	6.6%
Other Indo-European	102	6.6%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,455	85.4%
Born in same state	1,435	84.2%
Born in different state	630	37.0%
Foreign born	20	1.2%
Naturalized citizen	249	14.6%
Not a US citizen	29	11.6%

Ancestry

Ancestry	Count	%
French	384	22.5%
Italian	163	9.6%
Dutch	69	4%
Polish	55	3.2%

Ancestry	Count	%
German	38	2.2%
Arab	36	2.1%
Norwegian	34	2%

Technology access

Metric	% of households
Computer access	40.5%
Internet access	96.4%

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

Frequently asked questions about ZIP code 83128

What city is ZIP code 83128 in?

ZIP code 83128 is primarily assigned to Alpine, Wyoming.

What county is ZIP code 83128 in?

ZIP code 83128 falls within Lincoln County, Wyoming.

What is the typical home value in ZIP code 83128?

The median home value in ZIP code 83128 is $504,700.

What is the population of ZIP code 83128?

ZIP code 83128 has an estimated population of 1,704 residents, with a density of 5 people per square mile.

What is the median household income in ZIP code 83128?

The median household income in ZIP code 83128 is $86,957, above the national median of ~$75,000.

What timezone is ZIP code 83128 in?

ZIP code 83128 observes the MST timezone.