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ZIP Code 83420
Warm River, ID, Fremont County
Population
2,580
Land area
410.8sq mi
People per sq mi
6
City
Warm River
ZIP 83420 and nearby ZIP codes
ZIP 83420 at a glance
- ZIP 83420 (Warm River) is 73% less dense than Idaho as a whole.
- Households here earn a median of $69,286 a year, 11% less than the Idaho figure of $77,800.
- A typical owner-occupied home is valued at $337,700 (19% below Idaho) and median rent is $1,025 a month.
Local data for ZIP 83420
Counts from official public data
Housing and community stats
ZIP 83420, American Community Survey 2020-2024
Median household income
$69,286
Poverty rate
5.3%
Median home value
$337,700
Prices +3.0% in a year
Median rent
$1,025/mo
Homeownership
88.5%
Bachelor's or higher
29.0%
Median age
49.4
Average commute
16.1 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
89
ZIP Business Patterns 2023
Employees
482
$22.1M annual payroll
PPP loans
$6.3M
111 loans
Campaign donations
$8,089
27% D, 32% R, 2026 cycle
Environment and hazard risk
ZIP 83420, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: avalanche
Storm events since 1996
587
Countywide, mostly winter storm
Flood insurance policies
16
0.2% of homes, county
July high / Jan low
83° / 13°F
19.7 inches of rain a year
Health statistics
Share of adults in ZIP 83420, CDC PLACES estimates
Obesity
31.3%
U.S. 33.3% -2.0 pts
Diabetes
10.9%
U.S. 12.1% -1.2 pts
Smoking
11.1%
U.S. 12.8% -1.7 pts
Uninsured (18-64)
9.5%
U.S. 11.1% -1.6 pts
Frequently asked questions
- What city is ZIP code 83420?
- ZIP code 83420 is in Warm River, ID (Fremont County).
- What county is ZIP code 83420 in?
- ZIP code 83420 is mostly in Fremont County, Idaho.
- How many people live in ZIP code 83420?
- About 2,580 people live in the 83420 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.