Mud Lake, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Mud Lake, Idaho had a total population of 491, the 148th largest city in Idaho, with a median household income of $69,167, which is 11% lower than the state average. The poverty rate is 14.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 6.7% of adults have a bachelor's degree, well below the national average of 35.7%.
- Housing is very affordable with a home-value-to-income ratio of just 2.5x.
- Near full employment with an unemployment rate of just 1.8%.
Mud Lake Quick Facts
How Mud Lake 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 | 516 | 491 | -4.8% |
| Median household income | $65,000 | $69,167 | +6.4% |
| Median home value | $160,700 | $171,600 | +6.8% |
How Mud Lake 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
Moderate diversity with one or two groups making up the majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Mud Lake Rankings in Idaho
Explore Idaho Rankings
Other Cities in Jefferson County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Rigby | 5,404 | $85,056 | 9.7% | $336,200 |
| Menan | 876 | $80,833 | 6.9% | $292,700 |
| Roberts | 609 | $62,188 | 14.8% | $258,300 |
| Lewisville | 453 | $83,750 | 9.3% | $236,500 |
| Hamer | 59 | $84,167 | 8.5% | $242,900 |
Cities Similar to Mud Lake
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Fairfield | 499 | $71,250 | $250,000 | 33.1% | 2.2% |
| Deary | 458 | $65,000 | $237,200 | 14.2% | 7.1% |
| Dayton | 500 | $82,083 | $308,300 | 30.6% | 2.8% |
| Craigmont | 509 | $60,000 | $207,300 | 19.0% | 7.7% |
| Nezperce | 522 | $62,857 | $189,300 | 20.8% | 15.0% |
A note before these figures: with a population of 491, Mud Lake's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Mud Lake is a small community located in Idaho, within Jefferson County. The total population is 491. It ranks as the 148th most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Mud Lake is 29.1 years. This is 22% lower than the state median of 37.3 years. With 34.8% of the population under 18, Mud Lake has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Mud Lake is $69,167. This is 11% lower than the state median of $77,800. It is also 14% lower than the national median of $80,734. The poverty rate stands at 14.3%. This is 35% higher than the state poverty rate of 10.6%. The unemployment rate is 1.8%. This is 53% lower than the state rate of 3.7%. The median home value is $171,600. Housing costs are 59% lower than the state median of $418,600. With a home-value-to-income ratio of just 2.5x, Mud Lake is one of the most affordable housing markets in the area. 55.8% of occupied housing units are owner-occupied. This homeownership rate is 23% lower than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in Mud Lake is White (non-Hispanic), making up 56.0% of the population. Hispanic or Latino residents account for 42.2%. The Hispanic or Latino population is significantly higher than the state average (42.2% vs 13.7%).
Education
6.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 79% 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 80.2%.
Data Sources & Methodology
All demographic data for Mud Lake, 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 Mud Lake, Idaho?
Mud Lake, Idaho has a population of 491 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mud Lake, ID?
The median household income in Mud Lake is $69,167, which is 14% lower than the national median of $80,734.
What is the poverty rate in Mud Lake, ID?
The poverty rate in Mud Lake is 14.3%. This means approximately 70 residents live below the federal poverty line.
What is the racial makeup of Mud Lake, Idaho?
Mud Lake's population is 56.0% White, 0.0% Black, 42.2% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Mud Lake, ID?
The median home value in Mud Lake is $171,600. The home-value-to-income ratio is 2.5x.
How educated is Mud Lake, Idaho?
6.7% of adults (25+) in Mud Lake hold a bachelor's degree or higher, and 1.8% hold a graduate or professional degree.