Preston, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Preston, Idaho had a total population of 5,928, the 33rd largest city in Idaho, with a median household income of $61,039, which is 22% lower than the state average. The poverty rate is 11.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Preston Quick Facts
How Preston 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 | 5,800 | 5,928 | +2.2% |
| Median household income | $55,625 | $61,039 | +9.7% |
| Median home value | $280,500 | $350,300 | +24.9% |
How Preston 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+)
Preston Rankings in Idaho
Explore Idaho Rankings
Other Cities in Franklin County
Cities Similar to Preston
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rupert | 6,190 | $54,741 | $205,200 | 9.1% | 19.4% |
| Weiser | 5,935 | $45,292 | $223,400 | 15.7% | 20.5% |
| Fruitland | 6,663 | $65,457 | $329,600 | 16.8% | 8.8% |
| American Falls | 4,712 | $57,783 | $185,600 | 14.2% | 10.8% |
| Rigby | 5,404 | $85,056 | $336,200 | 39.2% | 9.7% |
Population Overview
Preston is a small city located in Idaho, within Franklin County. The total population is 5,928. It ranks as the 33rd most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Preston is 34.2 years. This is 8% lower than the state median of 37.3 years. With 29.4% of the population under 18, Preston has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Preston is $61,039. This is 22% lower than the state median of $77,800. It is also 24% lower than the national median of $80,734. The poverty rate stands at 11.0%. This is 4% higher than the state poverty rate of 10.6%. The unemployment rate is 2.7%. This is 27% lower than the state rate of 3.7%. The median home value is $350,300. Housing costs are 16% lower than the state median of $418,600. The home-value-to-income ratio is 5.7x. 68.9% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 72.1%.
Race & Ethnicity
Preston has a predominantly White (non-Hispanic) population, comprising 91.0% of all residents. Hispanic or Latino residents account for 4.9%. The Hispanic or Latino population (4.9%) is well below the state average of 13.7%.
Education
17.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% 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 93.3%.
Data Sources & Methodology
All demographic data for Preston, 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 Preston, Idaho?
Preston, Idaho has a population of 5,928 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Preston, ID?
The median household income in Preston is $61,039, which is 24% lower than the national median of $80,734.
What is the poverty rate in Preston, ID?
The poverty rate in Preston is 11.0%. This means approximately 649 residents live below the federal poverty line.
What is the racial makeup of Preston, Idaho?
Preston's population is 91.0% White, 0.0% Black, 4.9% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Preston, ID?
The median home value in Preston is $350,300. The home-value-to-income ratio is 5.7x.
How educated is Preston, Idaho?
17.3% of adults (25+) in Preston hold a bachelor's degree or higher, and 6.8% hold a graduate or professional degree.