Zip Code 83404
Idaho Falls, Idaho — Bonneville County
📍 ZIP code 83404 is in Idaho Falls, Bonneville County, Idaho.
ZIP code 83404 is located in Idaho Falls, Bonneville County, Idaho. It is a zip code in the Mountain (MST/MDT) Time Zone with an estimated population of 26,103. The area code for ZIP code 83404 is 208.
Quick Answer
Zip code 83404 is in Idaho Falls, Idaho (Bonneville County). It has a population of 26,103, median household income of $79,211, and median home value of $355,200.
Population
26,103
Income
$79,211
Home Value
$355,200
Climate
86°F / 16°F
About Zip Code 83404
Zip code 83404 is located in Idaho Falls, Idaho, within Bonneville County. Home to approximately 26,103 residents, this area sits at an elevation of 4681 ft and falls within the Mountain (MST/MDT) timezone. The local area code is 208.
The median household income is $79,211 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $355,200, and the cost of living index is 109 (9% above the national average of 100).
Summers average a high of 86°F while winters drop to 16°F. The area receives about 13 in of rain and 50 in of snow annually. The zip code covers 26.7 square miles of land area.
Key Statistics
26,103
$79,211
$355,200
Mountain (MST/MDT)
208
4681 ft
26.7 sq mi
37.7
9,606
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Compare With Nearby Zip Codes
| Metric | 83404 | 83274 | 83427 | 83406 | 83218 | 83401 |
|---|---|---|---|---|---|---|
| City | Idaho Falls, ID | Shelley, ID | Iona, ID | Idaho Falls, ID | Basalt, ID | Idaho Falls, ID |
| Population | 26,103 | 11,284 | 2,819 | 19,991 | 520 | 47,170 |
| Median Income | $79,211 | $80,000 | $82,418 | $90,654 | $71,500 | $75,870 |
| Home Value | $355,200 | $328,000 | $368,400 | $350,500 | $267,900 | $307,700 |
| Cost of Living | 109 | 106 | 110 | 105 | 79 | 97 |
| Median Age | 37.7 | 34.7 | 29 | 34.2 | 36.7 | 31.4 |
Cost of Living
100 = National Average. Idaho Falls's cost of living is 9% above the national average.
vs. State Avg
Above
Affordability
Moderate
Income-to-Home
4.5x
Demographics
Zip code 83404 has a population of 26,103 people with a median age of 37.7. There are 9,606 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Idaho Falls (83404) population trend from 2010 to 2024
↓ -32.8%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
16°F
13 in
50 in
Idaho Falls experiences warm summers with average highs around 86°F. Winters are cold with lows averaging 16°F. With 50 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$355,200
Median Household Income
$79,211
With 9,606 housing units across 26.7 square miles, 83404 has a housing density of 360 units per square mile. The home price-to-income ratio is 4.5x.
Location & Geography
Latitude
43.4219°
Longitude
-112.0115°
Land Area
26.7 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 83404 (Idaho Falls, ID) with distances:
All Zip Codes in Idaho Falls, ID
Other zip codes serving Idaho Falls:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 83404's $79,211. A way to compare Idaho Falls to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 83404 (Idaho Falls, ID). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Idaho Falls, Idaho?
Idaho Falls, Idaho uses zip code 83404 along with 3 other zip codes.
What county is zip code 83404 in?
Zip code 83404 is located in Bonneville County, Idaho.
What is the population of zip code 83404?
The population of zip code 83404 is 26,103 with a median age of 37.7.
Is 83404 in Idaho Falls, Idaho?
Yes, zip code 83404 is in Idaho Falls, Bonneville County, Idaho. The area code is 208.
Frequently Asked Questions
What city is zip code 83404 in?
Zip code 83404 is in Idaho Falls, Idaho. It is part of Bonneville County and uses the Mountain (MST/MDT) timezone.
What is zip code 83404?
Zip code 83404 is a U.S. postal code in Idaho Falls, Idaho (Bonneville County). It has a population of 26,103 and covers 26.7 square miles.
What is the population of zip code 83404?
The population of zip code 83404 (Idaho Falls, ID) is 26,103 with a median age of 37.7. There are approximately 9,606 housing units in this area.
What is the median income in zip code 83404?
The median household income in zip code 83404 (Idaho Falls, ID) is $79,211 per year. The cost of living index is 109 (100 = national average).
What is the average home price in zip code 83404?
The median home value in zip code 83404 (Idaho Falls, ID) is $355,200. The cost of living index is 109 compared to the national average of 100.
What county is zip code 83404 in?
Zip code 83404 is located in Bonneville County, Idaho. The primary city is Idaho Falls.
What is the area code for zip code 83404?
Zip code 83404 in Idaho Falls, ID uses area code 208. It is located in the Mountain (MST/MDT) timezone.
Is zip code 83404 a good place to live?
Zip code 83404 (Idaho Falls, ID) has a cost of living index of 109 (100 = national average), a median household income of $79,211, and median home values of $355,200. The median age is 37.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 83404?
The cost of living index for zip code 83404 (Idaho Falls, ID) is 109, where 100 represents the national average. This area is above the national average. Median home value: $355,200.
What schools serve zip code 83404?
Zip code 83404 in Idaho Falls, Idaho is served by the local school district of Bonneville County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.