Postal Codes

83404 ZIP Code

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ZIP code 83404 covers Idaho Falls, Idaho, with a population of about 26,103 and a median household income of $79,211.

Population
26,1031,045 per square mile
Median age
37.71 points below the US average
Median household income
$79,2111.1× the Idaho median
Poverty rate
8.7%3.7 points below the US average
Typical home value
$420,474up 9.1% in five years
Median rent
$1,01312% below the Idaho median
Degree or higher
35.2%about the US average
Homeownership
73.6%8.6 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
982

Where 83404 is

Idaho Falls, 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

Population26,103
Median age37.7
Family households71.6%
Born outside the US2.7%
Speaks a language other than English at home5.8%
White (non-Hispanic)83.5%
Black (non-Hispanic)0.2%
Asian (non-Hispanic)1.4%
Hispanic or Latino11.8%
Veterans8.3%
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$79,211
Income per person$38,117
Poverty rate8.7%
Households on SNAP or cash assistance10.7%

Household income distribution

Under $10k5.2%
$10–15k3.6%
$15–20k1.6%
$20–25k3.0%
$25–30k3.7%
$30–35k2.4%
$35–40k4.2%
$40–45k1.9%
$45–50k4.0%
$50–60k7.4%
$60–75k10.2%
$75–100k13.0%
$100–125k10.4%
$125–150k7.0%
$150–200k10.1%
$200k or more12.3%

Income as declared to the IRS

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

Tax returns filed11,710
Mean adjusted gross income$96,563
Returns declaring $200,000 or more8.7%
Returns, under $25k25.7%
Returns, $25k–$50k20.8%
Returns, $50k–$75k13.9%
Returns, $75k–$100k10.3%
Returns, $100k–$200k20.5%
Returns, $200k or more8.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$355,200
Median gross rent$1,013
Rent as a share of household income27.9%
Owner-occupied73.6%
Vacant homes5.2%
Median year built1985

What the homes are

Detached house72.2%
Attached house7.6%
2 to 4 units7.1%
5 to 19 units5.5%
20 or more units7%
Mobile home0.6%
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$420,474as of 2026-07
Typical home value, 1 yearup 1.4%
Typical home value, 5 yearsup 9.1%
Typical home value, 10 yearsup 121.9%
Typical asking rent$1,738as of 2026-07
Typical asking rent, 1 yearup 4.4%
Typical home value since 2000
200020132026$445,322$129,761

$129,761 in 2000 to $420,474 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.4%
Bachelor's degree or higher35.2%
High school diploma or higher92.4%
Works from home7.6%
Drives to work alone76.8%
Takes public transport2.6%
Commutes 45 minutes or more9.1%
Health

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

Obesity32.6% 0.8 pts below the national average of 33.4%
Diagnosed diabetes10.2% 1.8 pts below the national average of 12%
Currently smokes10.9% 2.3 pts below the national average of 13.2%
High blood pressure32.5% 1.6 pts below the national average of 34.1%
Fair or poor general health17.2% 3.1 pts below the national average of 20.3%
No health insurance (18–64)9.3% 2 pts below the national average of 11.3%
Depression24.8% 2.9 pts above the national average of 21.9%
No leisure-time physical activity21.4% 4 pts below the national average of 25.4%
Arthritis28.4% 3.3 pts above the national average of 25.1%
Binge drinking13.9% 2.1 pts below the national average of 16%
Taking blood pressure medication73.3% 1.4 pts below the national average of 74.7%
Cancer (non-skin)9.1% 1.4 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease6.5% same as the national average of 6.2%
Routine check-up in past year76.9% same as the national average of 76.7%
Cholesterol screening83.2% 2.7 pts below the national average of 85.9%
Cognitive disability15.4% 0.6 pts above the national average of 14.8%
Colorectal screening65.8% 1.5 pts above the national average of 64.3%
COPD6.6% same as the national average of 6.6%
Visited a dentist70.2% 8.9 pts above the national average of 61.3%
Any disability33.4% 2.7 pts above the national average of 30.7%
Lacks emotional support19% 5.8 pts below the national average of 24.8%
Food insecurity11.5% 5.6 pts below the national average of 17.1%
Received food stamps8.3% 6 pts below the national average of 14.3%
Hearing disability9.7% 3 pts above the national average of 6.7%
High cholesterol35.2% 1 pts below the national average of 36.2%
Housing insecurity9.4% 4.4 pts below the national average of 13.8%
Independent living disability8% same as the national average of 8.4%
Lacks transport6.9% 2.3 pts below the national average of 9.2%
Loneliness28.7% 5.7 pts below the national average of 34.4%
Mammography use69.6% 6.3 pts below the national average of 75.9%
Poor mental health (14+ days)15.6% 1.2 pts below the national average of 16.8%
Mobility disability14.6% 0.6 pts above the national average of 14%
Poor physical health (14+ days)12.8% 0.7 pts below the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat6.2% 2.6 pts below the national average of 8.8%
Sleeps under 7 hours34.5% 1.9 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost13.6% 0.6 pts above the national average of 13%
Vision disability4.7% 0.9 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments982
People employed12,083
Annual payroll$574,101,000
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 87.8% of US census tracts
FEMA ratingRelatively Low to Very High across the 10 census tracts this ZIP code covers
Expected annual loss92.8 out of 100
Community resilience87.8 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 wave95.6Very High at its worst in this ZIP code
Lightning95Very High at its worst in this ZIP code
Avalanche93.2Relatively High at its worst in this ZIP code
Hail89.3Relatively High at its worst in this ZIP code
Earthquake87.4Relatively High at its worst in this ZIP code
River flooding86.7Relatively High at its worst in this ZIP code
Volcanic activity81.3Very Low at its worst in this ZIP code
Wildfire78.5Very High at its worst in this ZIP code
Winter weather75Relatively High at its worst in this ZIP code
Heat wave73.6Relatively Moderate at its worst in this ZIP code
Drought72.7Relatively Low at its worst in this ZIP code
Strong wind65.2Relatively Moderate at its worst in this ZIP code
Landslide61.4Relatively High at its worst in this ZIP code
Ice storm26.2Very Low at its worst in this ZIP code
Tornado25.1Relatively 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$79,211$74,636$78,538
Income per person$38,117$37,169$43,289
Poverty rate8.7%10.6%12.4%
Median home value$355,200$376,000$303,400
Median gross rent$1,013$1,150$1,348
Homeownership73.6%72.4%65%
Bachelor's degree or higher35.2%31.2%35%
Unemployment rate4.4%3.7%5.2%
Works from home7.6%12.2%13.5%
Born outside the US2.7%5.7%13.9%
Median age37.737.138.7
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 stationIDAHO FALLS - KIFI, ID US4.3 km away
Rain in a year13 in

Average high and low by month

January30.2°F / 16.1°F1.06 in rain
February35.7°F / 20°F0.95 in rain
March48.2°F / 28.5°F1.26 in rain
April57.8°F / 34.3°F1.43 in rain
May67.2°F / 42.4°F1.93 in rain
June76.6°F / 48.7°F1.25 in rain
July86.3°F / 55.2°F0.51 in rain
August85.5°F / 53.6°F0.65 in rain
September74.9°F / 45.3°F1.13 in rain
October59.4°F / 34.8°F1.23 in rain
November43°F / 25.1°F0.95 in rain
December30.8°F / 17.2°F1.14 in rain
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 supermarket23% of this ZIP code's area
No vehicle and far from a supermarket12% of this ZIP code's area
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%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Idaho Falls School District 9167.5% of this ZIP code's land area
Shelley Joint School District 6025.7% of this ZIP code's land area
Bonneville Joint School District 936.8% 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 vulnerability25more vulnerable than 25% of US census tracts
Socioeconomic status25more vulnerable than 25% of US census tracts
Household characteristics32more vulnerable than 32% of US census tracts
Racial and ethnic minority status14more vulnerable than 14% of US census tracts
Housing type and transport37more vulnerable than 37% of US census tracts
Walkability6.1 out of 20Below average
Nearby ZIP codes

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

83403 Idaho Falls, ID2 km away
83405 Idaho Falls, ID2 km away
83415 Idaho Falls, ID2 km away
83406 Idaho Falls, ID3.7 km away
83402 Idaho Falls, ID4.2 km away
83427 Iona, ID8.6 km away
83401 Idaho Falls, ID12.9 km away
83274 Shelley, ID13.3 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.

Bonneville County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area24.98 sq mi
Water area0.03 sq mi
Population density1,045 people per sq mi
Latitude, longitude43.4750, -112.0124

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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