Post Falls, Idaho Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Post Falls, Idaho is 41,716 as of the 2023 American Community Survey, making it the 9th-largest city in Idaho. The median household income is $73,313, the median home value is $425,100, and the median age is 34.6.
The population has grown 63.9% since 2010 (27,949 → 45,800).
41,716
Population
2182
People / sq mi
$73,313
Median Income
$425,100
Median Home Value
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Post Falls covers 19.1 sq mi of land at 2182 people per square mile.
About Post Falls, ID
Post Falls is distinguished by its share of foreign-born residents, 68.4% of the population. With 41,716 residents, Post Falls is a city in Idaho. It is the #9-largest of all cities in Idaho nationally.
The typical household here earns about $73,313, below the US median of $78,538. Poverty runs at 8.7%, below the national 12.4%. Homes carry a median value of $425,100, with typical rent around $1,313.
Fewer adults hold degrees here than in most comparable places — 23.4%, below the national 35.0%. Around 11.5% of workers work from home, below the national 14.0%, and the average commute runs about 22 minutes each way.
The large foreign-born share is a defining thread in Post Falls, shaping language, household composition, and the labor force behind the economic figures above.
Post Falls city Population History (2010-2024)
The city of Post Falls city had a population of 27,949 in 2010 and 45,800 in 2024, a 63.9% growth over 14 years. The peak was 45,800 in 2024. Average annual growth rate: 3.62%.
45,800
Population (2024)
27,949
Population (2010)
45,800
Peak (2024)
3.62%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 27,949 |
| 2011 | 28,502 |
| 2012 | 28,778 |
| 2013 | 29,422 |
| 2014 | 29,886 |
| 2015 | 30,391 |
| 2016 | 31,554 |
| 2017 | 33,259 |
| 2018 | 34,649 |
| 2019 | 36,250 |
| 2020 | 39,304 |
| 2021 | 42,717 |
| 2022 | 44,240 |
| 2023 | 44,885 |
| 2024 | 45,800 |
Race & Ethnicity
| White | 86.6% |
| Black or African American | 0.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.0% |
| Two or More Races | 0.0% |
Economy & Income
$73,313
Median Household Income
$32,045
Per Capita Income
8.7%
Poverty Rate
2.3%
Unemployment Rate
Housing
$425,100
Median Home Value
$1,313
Median Rent
66.0%
Owner-Occupied
Education
93.6%
High School+
23.4%
Bachelor's+
Commute
1.2%
Drive Alone
77.4%
Public Transit
11.5%
Work From Home
22.2 min
Avg Commute
Community Profile
68.4%
Foreign Born
96.4%
Non-English at Home
8.0%
Veterans
14.9%
With Disability
90.0%
Health Insurance
96.4%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.5% |
| Education, Health Care & Social Services | 11.8% |
| Finance, Insurance & Real Estate | 11.6% |
| Information | 8.6% |
| Manufacturing | 8.5% |
| Construction | 7.3% |
| Retail Trade | 4.7% |
| Public Administration | 4.1% |
| Arts, Entertainment & Food Services | 3.8% |
| Agriculture & Mining | 1.7% |
| Transportation & Warehousing | 0.9% |
Largest cities in Idaho
Largest counties in Idaho
Part of Idaho
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City rankings
Frequently Asked Questions
Post Falls, Idaho has a population of 41,716 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 9th-largest city in Idaho.
The median household income in Post Falls, Idaho is $73,313, with 8.7% of residents living below the federal poverty level.
The median home value in Post Falls, Idaho is $425,100, with median monthly rent at $1,313 and a homeownership rate of 66.0%.
The median age in Post Falls, Idaho is 34.6 years. The population is 48.9% male and 51.1% female.
The population has grown 63.9% since 2010 (27,949 → 45,800).
Where to stay in Post Falls
Visiting or relocating to Post Falls, ID? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.