Postal Codes

83450 ZIP Code

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ZIP code 83450 covers Terreton, Idaho, with a population of about 1,239 and a median household income of $66,250.

Population
1,23910 per square mile
Median age
30.97.8 points below the US average
Median household income
$66,25011% below the Idaho median
Poverty rate
7.1%5.3 points below the US average
Typical home value
$402,136up 30% in five years
Median rent
$1,00313% below the Idaho median
Degree or higher
12%23 points below the US average
Homeownership
63.1%1.9 points below the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
33

Where 83450 is

Terreton, Idaho — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,239
Median age30.9
Family households84.5%
Born outside the US10.7%
Speaks a language other than English at home22.9%
White (non-Hispanic)76.6%
Black (non-Hispanic)0.3%
Asian (non-Hispanic)0%
Hispanic or Latino19.9%
Veterans5%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$66,250
Income per person$24,260
Poverty rate7.1%
Households on SNAP or cash assistance4.5%

Household income distribution

Under $10k7.5%
$10–15k3.5%
$15–20k1.2%
$20–25k2.0%
$25–30k3.7%
$30–35k0.0%
$35–40k1.2%
$40–45k1.2%
$45–50k5.5%
$50–60k12.7%
$60–75k20.7%
$75–100k14.7%
$100–125k11.7%
$125–150k5.0%
$150–200k8.2%
$200k or more1.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed440
Mean adjusted gross income$59,816
Returns declaring $200,000 or more0%
Returns, under $25k27.3%
Returns, $25k–$50k29.5%
Returns, $50k–$75k18.2%
Returns, $75k–$100k11.4%
Returns, $100k–$200k13.6%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$183,700
Median gross rent$1,003
Rent as a share of household income21.8%
Owner-occupied63.1%
Vacant homes27.6%
Median year built1976

What the homes are

Detached house80.3%
Attached house0.4%
2 to 4 units3.4%
20 or more units2%
Mobile home13.9%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$402,136as of 2026-07
Typical home value, 1 yearup 3%
Typical home value, 5 yearsup 30%
Typical home value, 10 yearsup 153.3%
Typical home value since 2000
200920172026$402,136$117,898

$135,821 in 2009 to $402,136 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.3%
Bachelor's degree or higher12%
High school diploma or higher89.3%
Works from home4.5%
Drives to work alone64.8%
Takes public transport0%
Commutes 45 minutes or more15%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity35.4% 2 pts above the national average of 33.4%
Diagnosed diabetes11% 1 pts below the national average of 12%
Currently smokes13.6% same as the national average of 13.2%
High blood pressure30.4% 3.7 pts below the national average of 34.1%
Fair or poor general health20.1% same as the national average of 20.3%
No health insurance (18–64)15.2% 3.9 pts above the national average of 11.3%
Depression21.7% same as the national average of 21.9%
No leisure-time physical activity26.1% 0.7 pts above the national average of 25.4%
Arthritis23.8% 1.3 pts below the national average of 25.1%
Binge drinking14.1% 1.9 pts below the national average of 16%
Taking blood pressure medication69.3% 5.4 pts below the national average of 74.7%
Cancer (non-skin)6.9% 0.8 pts below the national average of 7.7%
Current asthma10.6% same as the national average of 10.4%
Coronary heart disease6.1% same as the national average of 6.2%
Routine check-up in past year71.6% 5.1 pts below the national average of 76.7%
Cholesterol screening78.4% 7.5 pts below the national average of 85.9%
Cognitive disability17.8% 3 pts above the national average of 14.8%
Colorectal screening57.7% 6.6 pts below the national average of 64.3%
COPD6.9% same as the national average of 6.6%
Visited a dentist63.3% 2 pts above the national average of 61.3%
Any disability35.1% 4.4 pts above the national average of 30.7%
Lacks emotional support21.1% 3.7 pts below the national average of 24.8%
Food insecurity16.6% 0.5 pts below the national average of 17.1%
Received food stamps11.1% 3.2 pts below the national average of 14.3%
Hearing disability8.9% 2.2 pts above the national average of 6.7%
High cholesterol33.8% 2.4 pts below the national average of 36.2%
Housing insecurity13.5% same as the national average of 13.8%
Independent living disability9% 0.6 pts above the national average of 8.4%
Lacks transport9.2% same as the national average of 9.2%
Loneliness29.8% 4.6 pts below the national average of 34.4%
Mammography use68.6% 7.3 pts below the national average of 75.9%
Poor mental health (14+ days)16.8% same as the national average of 16.8%
Mobility disability15.1% 1.1 pts above the national average of 14%
Poor physical health (14+ days)14.6% 1.1 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat8.3% 0.5 pts below the national average of 8.8%
Sleeps under 7 hours34% 2.4 pts below the national average of 36.4%
Stroke3.3% same as the national average of 3.4%
All natural teeth lost14.6% 1.6 pts above the national average of 13%
Vision disability5.9% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments33
People employed216
Annual payroll$10,515,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 90.8% of US census tracts
FEMA ratingRelatively High
Expected annual loss94.3 out of 100
Community resilience30.5 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave99Very High at its worst in this ZIP code
Winter weather96.9Very High at its worst in this ZIP code
River flooding94.5Relatively High at its worst in this ZIP code
Heat wave93.3Relatively High at its worst in this ZIP code
Wildfire92.9Relatively Moderate at its worst in this ZIP code
Lightning87.1Relatively High at its worst in this ZIP code
Landslide86.7Relatively Low at its worst in this ZIP code
Drought86Relatively Low at its worst in this ZIP code
Earthquake82.8Relatively Moderate at its worst in this ZIP code
Volcanic activity79.3Very Low at its worst in this ZIP code
Strong wind75.6Relatively Moderate at its worst in this ZIP code
Hail75.4Relatively Moderate at its worst in this ZIP code
Tornado22.4Very Low at its worst in this ZIP code
Ice storm20.1Very Low at its worst in this ZIP code
Avalanche0.5Very Low at its worst in this ZIP code
Compared with Idaho and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPIdahoUnited States
Median household income$66,250$74,636$78,538
Income per person$24,260$37,169$43,289
Poverty rate7.1%10.6%12.4%
Median home value$183,700$376,000$303,400
Median gross rent$1,003$1,150$1,348
Homeownership63.1%72.4%65%
Bachelor's degree or higher12%31.2%35%
Unemployment rate2.3%3.7%5.2%
Works from home4.5%12.2%13.5%
Born outside the US10.7%5.7%13.9%
Median age30.937.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationHAMER 4 NW, ID US17.3 km away
Rain in a year9 in
Snow in a year20 in

Average high and low by month

January29.2°F / 6.9°F0.72 in rain, 5.8 in snow
February35.5°F / 11.3°F0.44 in rain, 3.5 in snow
March48.9°F / 21.7°F0.5 in rain, 1.7 in snow
April60.4°F / 28.9°F0.94 in rain, 0.8 in snow
May70°F / 37.2°F1.47 in rain
June78.9°F / 43.9°F1.11 in rain
July88.7°F / 49.2°F0.52 in rain
August87.4°F / 47.1°F0.51 in rain
September77.5°F / 38.9°F0.63 in rain
October61.6°F / 28.4°F0.73 in rain, 0.1 in snow
November43.8°F / 17.3°F0.56 in rain, 1.7 in snow
December30.1°F / 9.2°F0.8 in rain, 6.8 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

West Jefferson School District 253100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability69more vulnerable than 69% of US census tracts
Socioeconomic status61more vulnerable than 61% of US census tracts
Household characteristics87more vulnerable than 87% of US census tracts
Racial and ethnic minority status41more vulnerable than 41% of US census tracts
Housing type and transport57more vulnerable than 57% of US census tracts
Walkability4.2 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

83435 Monteview, ID19 km away
83425 Hamer, ID20.3 km away
83444 Roberts, ID29.1 km away
83423 Dubois, ID37.2 km away
83434 Menan, ID38 km away
83431 Lewisville, ID38.3 km away
83442 Rigby, ID46.6 km away
83454 Ucon, ID47.4 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Jefferson County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area128.58 sq mi
Water area5 sq mi
Population density10 people per sq mi
Latitude, longitude43.8586, -112.4200

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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