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Firth, ID
City in Bingham County, Idaho.
Population
429
Land area
0.6sq mi
People per sq mi
746
ZIP codes
0
Firth and its ZIP codes
Firth at a glance
- Firth is about 32 times as dense as Idaho as a whole.
Local data for Firth, ID
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Bingham County. PPP loans are for Firth.
Unemployment rate
3.7%
Aug 2026, +0.4 pts in a year
Average annual pay
$48,665
16,585 jobs, 2025
Income per person
$50,928
BEA, 2024
Federal spending
$341M
FY 2026, $7,107 per person
Environment and hazard risk
Firth, ID, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: winter weather
Storm events since 1996
601
Countywide, mostly thunderstorm wind
Flood insurance policies
88
0.5% of homes, county
July high / Jan low
87° / 17°F
12.1 inches of rain a year
Health statistics
Share of adults in Firth, ID, CDC PLACES estimates
Obesity
38.3%
U.S. 33.3% +5.0 pts
Diabetes
10.8%
U.S. 12.1% -1.3 pts
Smoking
12.1%
U.S. 12.8% -0.7 pts
Uninsured (18-64)
13.2%
U.S. 11.1% +2.1 pts
Cities near Firth
| Name | Distance | Land area (sq mi) |
|---|---|---|
| BasaltCity | 1 mi | 0.3 |
| ShelleyCity | 6.1 mi | 2.3 |
| BlackfootCity | 11 mi | 6.1 |
| GrovelandCensus-designated place | 11 mi | 2.3 |
| MorelandCensus-designated place | 14 mi | 2.4 |
| RiversideCensus-designated place | 15 mi | 2.1 |
| Idaho FallsCity | 15 mi | 27.2 |
| AmmonCity | 16 mi | 8.2 |
| LincolnCensus-designated place | 18 mi | 1.4 |
| RockfordCensus-designated place | 19 mi | 1.1 |
| IonaCity | 20 mi | 1.3 |
| UconCity | 23 mi | 0.9 |
| Fort HallCensus-designated place | 24 mi | 35.1 |
| TyheeCensus-designated place | 28 mi | 2.9 |
| LewisvilleCity | 28 mi | 0.7 |
| RobertsCity | 29 mi | 0.3 |
Frequently asked questions
- What county is Firth, ID in?
- Firth is in Bingham County, Idaho.
- What is the population of Firth, ID?
- About 429 people live in Firth, based on American Community Survey 5-year estimates.
- What cities are near Firth?
- Nearby places include Basalt (1 mi), Shelley (6.1 mi), Blackfoot (11 mi), Groveland (11 mi), Moreland (14 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023