Minidoka County, Idaho Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Minidoka County, ID Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below averageLess healthy than 83% of counties in Idaho
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C
Income Below average
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F
Education Well below averageAmong the 5 least educated counties in Idaho
Source: Map AI Methodology
Population: density and quick facts
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Population | 22,208 | 1,929,983 | 337,468,954 |
| Population density (per sq mi) | 29.1 | 23.1 | 86.4 |
| Population growth (%/yr) | 1.11% | 2.12% | 0.59% |
| Median age | 33.9 | 38.7 | 37.3 |
| Households | 8,107 | 712,816 | 130,235,071 |
Population in Minidoka County grew by 18.0% from 2009 to 2024, reaching 22,208 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Minidoka County is Gen Z, aged 13–28, at 22.6% of residents. That is 0.2 points below Idaho as a whole.
- Gen Z 13–28 5,030 22.6% -0.2 pts
- Millennials 29–44 4,254 19.2% -1.6 pts
- Gen X 45–60 3,887 17.5% -1.7 pts
- Boomers 61–79 3,724 16.8% +0.8 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Idaho, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 49.5% of the people living in Minidoka County and men 50.5%.
- Women 49.5% Idaho 49.6%
- Men 50.5% Idaho 50.4%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Minidoka County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Minidoka County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median household income | $69,748 | $78,141 | $80,455 |
| Income growth (%/yr) | 5.33% | 5.97% | 4.80% |
| Unemployment rate | 3.4% | 3.7% | 5.2% |
The median household income in Minidoka County is about 11% lower than in Idaho.
Housing
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median home price | $48,747 | $394,140 | $248,835 |
| Median rent | $899 | $1,236 | $1,407 |
| Homeownership rate | 69.2% | 72.3% | 65.2% |
The median home price in Minidoka County is about 4.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $899 per month for that long.
Commute Time & Mobility
Commuters in Minidoka County spend about 33 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 136 hours, about 5.7 full days, spent commuting.
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 16.4 | 18.0 | 22.4 |
| Round-trip commute (min) | 32.7 | 35.9 | 44.8 |
| Yearly time spent (hours) | 136 | 150 | 187 |
| Estimated yearly cost | $4,225 | $4,641 | $5,790 |
| Work from home | 4.7% | 13.3% | 15.0% |
| Highway traffic (vehicles/day) | 4,616 | 4,714 | 8,813 |
| Local road traffic (vehicles/day) | 849 | 865 | 1,355 |
Fastest commutes among counties in
Idaho:
Custer County (8.9 min), Lemhi County (11.6 min), Madison County (12.0 min).
Slowest:
Camas County (49.5 min), Boise County (38.0 min), Lincoln County (32.0 min).
The average commute time in Minidoka County is 16 minutes, shorter than the 18 minutes in Idaho.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Minidoka County has a education index of F, which means it scores poorly in education.
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 14.3% | 27.1% | 31.6% |
| Average household size | 2.73 | 2.64 | 2.53 |
Highest education index among counties in
Idaho:
Latah County (0.4), Teton County (0.3), Ada County (0.3).
Lowest:
Clark County (0.1), Owyhee County (0.2), Lincoln County (0.2).
Health
Minidoka County has a health index of C, which means it is somewhat healthy.
| Metric | Minidoka County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.3 | 79.5 | 78.3 |
| Self-rated poor health | 17.8% | 15.6% | 16.3% |
| Smokers | 17.3% | 17.6% | 19.0% |
Highest health index among counties in
Idaho:
Madison County (0.8), Latah County (0.8), Ada County (0.8).
Lowest:
Shoshone County (0.8), Washington County (0.8), Lincoln County (0.8).
Minidoka County, ID Compared With Nearby Counties
Minidoka County, ID is typical in size for this group, 22,208 residents against a local median of 25,173, so the measures below are close to a like for like comparison. Minidoka County, ID's median home price, at $48,747, runs 82% below the $275,000 typical of the counties around it.
Commute tells the same story from another angle: 16.4 min against a local median of 14.0 min, 17% above it. The one measure here that carries a verdict is commute, and at 17% above the local median it puts Minidoka County, ID at the weaker end of the local range. The counties themselves spread $1,592,866 on median home price, so Minidoka County, ID sits at one end of an already wide local range rather than apart from it. Minidoka County, ID has the 4th highest median home price of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Minidoka County, ID | 22,208 | $69,748 #4/4 | $48,747 #4/4 | 16.4 min #3/4 |
| Cassia County, ID | 25,479 | $71,744 | $179,861 | 13.9 min |
| Jerome County, ID | 25,173 | $71,652 | $275,000 | 18.1 min |
| Blaine County, ID | 24,952 | $91,552 | $1,772,727 | 14.0 min |
Frequently Asked Questions
Common questions about Minidoka County, Idaho.
How many people live in Minidoka County, Idaho?
About 22,208 people live in Minidoka County, Idaho, in 8,107 households of 2.7 people on average. The median age is 33.9, so residents are younger than the U.S. median of 37.3 by about 3 years.
Is Minidoka County, Idaho mostly urban or rural?
Averaged over its land area, Minidoka County, Idaho has 29 people per square mile, a density typical of rural areas. That is about 34% of the U.S. average of 86.
Is Minidoka County, Idaho an affordable place to live?
The median home costs 0.7 times the median household income ($48,747 against $69,748), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $899 a month takes about 15% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Minidoka County, Idaho?
Unemployment in Minidoka County, Idaho is only 3.4%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How educated are people in Minidoka County, Idaho?
14.3% of adults in Minidoka County, Idaho hold a bachelor's degree or higher (about 1 in 7), well below the U.S. share of 31.6%.
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