Rexburg, Idaho Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Rexburg, Idaho is 39,589 as of the 2023 American Community Survey, making it the 10th-largest city in Idaho. The median household income is $50,359, the median home value is $384,000, and the median age is 21.0.
The population has grown 59.3% since 2010 (25,542 → 40,695).
39,589
Population
3818
People / sq mi
$50,359
Median Income
$384,000
Median Home Value
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Rexburg covers 10.4 sq mi of land at 3818 people per square mile.
About Rexburg, ID
Rexburg skews on age — the median resident is 21.0, younger than the national median. Rexburg is a city in Idaho with a population of 39,589. That makes it one of the ten largest cities in Idaho in the country, at #10 by population.
Earnings trail the nation, with the median household making $50,359, below the US median of $78,538. Roughly 16.0% of residents fall below the poverty line, above the national 12.4%. The typical home is valued at $384,000, with typical rent around $959.
Degree attainment is mid-range for US cities: 40.8% of adults hold a four-year degree, above the national 35.0%. Around 12.3% of workers work from home, below the national 14.0%, and the average commute runs about 16 minutes each way.
Rexburg city Population History (2010-2024)
The city of Rexburg city had a population of 25,542 in 2010 and 40,695 in 2024, a 59.3% growth over 14 years. The peak was 41,109 in 2022. Average annual growth rate: 3.70%.
40,695
Population (2024)
25,542
Population (2010)
41,109
Peak (2022)
3.70%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 25,542 |
| 2011 | 26,086 |
| 2012 | 26,226 |
| 2013 | 26,216 |
| 2014 | 27,131 |
| 2015 | 27,352 |
| 2016 | 28,115 |
| 2017 | 28,519 |
| 2018 | 28,666 |
| 2019 | 29,400 |
| 2020 | 39,764 |
| 2021 | 40,394 |
| 2022 | 41,109 |
| 2023 | 40,707 |
| 2024 | 40,695 |
Race & Ethnicity
| White | 86.8% |
| Black or African American | 1.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.1% |
Economy & Income
$50,359
Median Household Income
$21,283
Per Capita Income
16.0%
Poverty Rate
6.0%
Unemployment Rate
Housing
$384,000
Median Home Value
$959
Median Rent
23.5%
Owner-Occupied
Education
97.5%
High School+
40.8%
Bachelor's+
Commute
0.3%
Drive Alone
55.3%
Public Transit
12.3%
Work From Home
15.5 min
Avg Commute
Community Profile
61.1%
Foreign Born
88.2%
Non-English at Home
1.1%
Veterans
6.6%
With Disability
94.3%
Health Insurance
99.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 32.4% |
| Education, Health Care & Social Services | 18.4% |
| Finance, Insurance & Real Estate | 10.5% |
| Construction | 4.7% |
| Manufacturing | 4.5% |
| Information | 3.5% |
| Arts, Entertainment & Food Services | 2.4% |
| Public Administration | 1.9% |
| Retail Trade | 1.8% |
| Transportation & Warehousing | 1.7% |
| Agriculture & Mining | 1.2% |
Largest cities in Idaho
Largest counties in Idaho
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City rankings
Frequently Asked Questions
Rexburg, Idaho has a population of 39,589 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 10th-largest city in Idaho.
The median household income in Rexburg, Idaho is $50,359, with 16.0% of residents living below the federal poverty level.
The median home value in Rexburg, Idaho is $384,000, with median monthly rent at $959 and a homeownership rate of 23.5%.
The median age in Rexburg, Idaho is 21.0 years. The population is 43.9% male and 56.1% female.
The population has grown 59.3% since 2010 (25,542 → 40,695).
Rexburg city, ID Climate
Rexburg city, ID has an average annual temperature of 5.8°C (42°F) and receives about 355 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
5.8°C
Avg Temp
355
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 19° | 28 mm |
| February | -4° / 24° | 23 mm |
| March | 0° / 33° | 24 mm |
| April | 6° / 42° | 31 mm |
| May | 11° / 51° | 42 mm |
| June | 15° / 59° | 44 mm |
| July | 18° / 65° | 21 mm |
| August | 18° / 64° | 22 mm |
| September | 13° / 55° | 28 mm |
| October | 7° / 45° | 28 mm |
| November | -1° / 31° | 33 mm |
| December | -6° / 21° | 31 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Rexburg city, ID
The most comfortable months to visit Rexburg city, ID are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 28°C high). The coldest is January (near -13°C low). June is usually the wettest month.
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Population, race, income, age, and trends across Idaho
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.