Post Falls, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Post Falls, Idaho had a total population of 43,391, the 9th largest city in Idaho, with a median household income of $82,183, which is 6% higher than the state average. The poverty rate is 11.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Post Falls Quick Facts
How Post Falls Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 41,716 | 43,391 | +4.0% |
| Median household income | $73,313 | $82,183 | +12.1% |
| Median home value | $425,100 | $477,400 | +12.3% |
How Post Falls Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Post Falls Rankings in Idaho
Explore Idaho Rankings
Other Cities in Kootenai County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Coeur d'Alene | 56,447 | $72,338 | 9.2% | $483,500 |
| Hayden | 16,338 | $82,958 | 7.8% | $494,500 |
| Rathdrum | 10,874 | $86,563 | 12.4% | $444,100 |
| Dalton Gardens | 2,496 | $80,000 | 4.6% | $803,600 |
| Spirit Lake | 1,972 | $65,192 | 6.7% | $436,600 |
| Hauser | 932 | $74,792 | 5.8% | $375,700 |
| Hayden Lake | 834 | $108,750 | 8.3% | $792,700 |
| Athol | 777 | $70,250 | 8.9% | $367,700 |
| Rockford Bay | 336 | $125,192 | 8.6% | $1,112,900 |
| Worley | 230 | $45,536 | 23.0% | $175,000 |
Cities Similar to Post Falls
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lewiston | 34,651 | $72,197 | $333,700 | 27.5% | 12.5% |
| Rexburg | 40,543 | $50,617 | $395,100 | 42.0% | 32.5% |
| Coeur d'Alene | 56,447 | $72,338 | $483,500 | 31.2% | 9.2% |
| Twin Falls | 54,164 | $61,205 | $321,300 | 24.5% | 11.4% |
| Pocatello | 57,635 | $60,418 | $271,000 | 32.6% | 14.8% |
Population Overview
Post Falls is a mid-sized community located in Idaho, within Kootenai County. The total population is 43,391. It ranks as the 9th most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Post Falls is 35.0 years. This is 6% lower than the state median of 37.3 years.
Economy, Income & Housing
The median household income in Post Falls is $82,183. This is 6% higher than the state median of $77,800. It is also 2% higher than the national median of $80,734. The poverty rate stands at 11.1%. This is 5% higher than the state poverty rate of 10.6%. The unemployment rate is 3.3%. This is 10% lower than the state rate of 3.7%. The median home value is $477,400. Housing costs are 14% higher than the state median of $418,600. The home-value-to-income ratio is 5.8x. 64.1% of occupied housing units are owner-occupied. This homeownership rate is 11% lower than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in Post Falls is White (non-Hispanic), making up 84.4% of the population. Hispanic or Latino residents account for 7.0%. The Black or African American population (0.2%) is well below the state average of 0.7%. The Asian population (0.6%) is well below the state average of 1.3%.
Education
25.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 20% lower than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.7%.
Data Sources & Methodology
All demographic data for Post Falls, Idaho is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Post Falls, Idaho?
Post Falls, Idaho has a population of 43,391 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Post Falls, ID?
The median household income in Post Falls is $82,183, which is 2% higher than the national median of $80,734.
What is the poverty rate in Post Falls, ID?
The poverty rate in Post Falls is 11.1%. This means approximately 4,746 residents live below the federal poverty line.
What is the racial makeup of Post Falls, Idaho?
Post Falls's population is 84.4% White, 0.2% Black, 7.0% Hispanic/Latino, and 0.6% Asian.
What is the median home value in Post Falls, ID?
The median home value in Post Falls is $477,400. The home-value-to-income ratio is 5.8x.
How educated is Post Falls, Idaho?
25.3% of adults (25+) in Post Falls hold a bachelor's degree or higher, and 5.6% hold a graduate or professional degree.