Ammon, Idaho Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Ammon, Idaho is 18,496 as of the 2023 American Community Survey, making it the 15th-largest city in Idaho. The median household income is $84,154, the median home value is $336,500, and the median age is 32.5.
The population has grown 43.1% since 2010 (14,039 → 20,095).
18,496
Population
2263
People / sq mi
$84,154
Median Income
$336,500
Median Home Value
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Ammon covers 8.2 sq mi of land at 2263 people per square mile.
About Ammon, ID
Ammon skews on age — the median resident is 32.5, younger than the national median. Ammon is a city in Idaho with a population of 18,496. It ranks #15 among cities in Idaho by population.
Household earnings are middling, with a median of $84,154 — above the US median of $78,538. The poverty rate, 3.4%, is on the lower side for US cities and below the national 12.4%. Homes carry a median value of $336,500, with typical rent around $1,175.
Degree attainment is mid-range for US cities: 38.7% of adults hold a four-year degree, above the national 35.0%. Remote work is below the national 14.0% at 10.2%, and the average commute runs about 22 minutes each way.
Ammon city Population History (2010-2024)
The city of Ammon city had a population of 14,039 in 2010 and 20,095 in 2024, a 43.1% growth over 14 years. The peak was 20,095 in 2024. Average annual growth rate: 2.61%.
20,095
Population (2024)
14,039
Population (2010)
20,095
Peak (2024)
2.61%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 14,039 |
| 2011 | 14,192 |
| 2012 | 14,342 |
| 2013 | 14,529 |
| 2014 | 14,731 |
| 2015 | 15,012 |
| 2016 | 15,226 |
| 2017 | 15,521 |
| 2018 | 16,411 |
| 2019 | 17,115 |
| 2020 | 17,876 |
| 2021 | 18,677 |
| 2022 | 19,031 |
| 2023 | 19,628 |
| 2024 | 20,095 |
Race & Ethnicity
| White | 89.4% |
| Black or African American | 0.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.7% |
| Two or More Races | 0.0% |
Economy & Income
$84,154
Median Household Income
$34,705
Per Capita Income
3.4%
Poverty Rate
1.5%
Unemployment Rate
Housing
$336,500
Median Home Value
$1,175
Median Rent
70.4%
Owner-Occupied
Education
95.2%
High School+
38.7%
Bachelor's+
Commute
2.2%
Drive Alone
74.3%
Public Transit
10.2%
Work From Home
21.9 min
Avg Commute
Community Profile
39.1%
Foreign Born
91.3%
Non-English at Home
8.1%
Veterans
14.9%
With Disability
93.7%
Health Insurance
95.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 32.0% |
| Finance, Insurance & Real Estate | 16.8% |
| Education, Health Care & Social Services | 8.9% |
| Construction | 7.3% |
| Manufacturing | 5.1% |
| Retail Trade | 4.1% |
| Public Administration | 4.1% |
| Information | 3.4% |
| Arts, Entertainment & Food Services | 2.9% |
| Agriculture & Mining | 2.3% |
| Transportation & Warehousing | 1.2% |
Largest cities in Idaho
Largest counties in Idaho
Part of Idaho
Metro areas in Idaho
City rankings
Frequently Asked Questions
Ammon, Idaho has a population of 18,496 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 15th-largest city in Idaho.
The median household income in Ammon, Idaho is $84,154, with 3.4% of residents living below the federal poverty level.
The median home value in Ammon, Idaho is $336,500, with median monthly rent at $1,175 and a homeownership rate of 70.4%.
The median age in Ammon, Idaho is 32.5 years. The population is 49.1% male and 50.9% female.
The population has grown 43.1% since 2010 (14,039 → 20,095).
Where to stay in Ammon
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.