Latah County, Idaho Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Latah 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.
-
A
Health Above averageAmong the top 3 healthiest counties in Idaho
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D
Income Well below average
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A
Education Above averageBest educated county in Idaho
Source: Map AI Methodology
Population: density and quick facts
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Population | 41,044 | 1,929,983 | 337,468,954 |
| Population density (per sq mi) | 38.1 | 23.1 | 86.4 |
| Population growth (%/yr) | 0.78% | 2.12% | 0.59% |
| Median age | 31.5 | 38.7 | 37.3 |
| Households | 16,269 | 712,816 | 130,235,071 |
Population in Latah County grew by 9.4% from 2009 to 2024, reaching 41,044 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Latah County is Gen Z, aged 13–28, at 36.0% of residents. That is 13.2 points above Idaho as a whole.
- Gen Z 13–28 14,786 36.0% +13.2 pts
- Millennials 29–44 7,662 18.7% -2.1 pts
- Gen X 45–60 6,502 15.8% -3.4 pts
- Boomers 61–79 5,698 13.9% -2.1 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 49.0% of the people living in Latah County and men 51.0%.
- Women 49.0% Idaho 49.6%
- Men 51.0% Idaho 50.4%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Latah County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Latah County has a the economy index of D, which means it is barely prosperous.
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median household income | $65,983 | $78,141 | $80,455 |
| Income growth (%/yr) | 5.73% | 5.97% | 4.80% |
| Unemployment rate | 6.8% | 3.7% | 5.2% |
The median household income in Latah County is about 16% lower than in Idaho.
Housing
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median home price | $307,459 | $394,140 | $248,835 |
| Median rent | $929 | $1,236 | $1,407 |
| Homeownership rate | 58.7% | 72.3% | 65.2% |
The median home price in Latah County is about 27.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $929 per month for that long.
Commute Time & Mobility
Commuters in Latah County spend about 31 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 130 hours, about 5.4 full days, spent commuting.
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 15.6 | 18.0 | 22.4 |
| Round-trip commute (min) | 31.3 | 35.9 | 44.8 |
| Yearly time spent (hours) | 130 | 150 | 187 |
| Estimated yearly cost | $4,039 | $4,641 | $5,790 |
| Work from home | 9.9% | 13.3% | 15.0% |
| Highway traffic (vehicles/day) | 1,791 | 4,714 | 8,813 |
| Local road traffic (vehicles/day) | 1,161 | 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 Latah 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
Latah County has a education index of A, which means it is very educated.
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 34.2% | 27.1% | 31.6% |
| Average household size | 2.28 | 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
Latah County has a health index of A, which means it is very healthy.
| Metric | Latah County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 80.3 | 79.5 | 78.3 |
| Self-rated poor health | 11.2% | 15.6% | 16.3% |
| Smokers | 14.2% | 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).
Latah County, ID Compared With Nearby Counties
Latah County, ID is typical in size for this group, 41,044 residents against a local median of 42,646, so the measures below are close to a like for like comparison. The measure that sets Latah County, ID apart most is commute: 15.6 min, 16% above the local median of 13.5 min. That is the weaker end of the local range on this measure.
The counties themselves sit within 0.2 min of each other on commute, a tighter band than the gap between any of them and Latah County, ID, which makes it a genuine outlier here rather than one end of a wide local spread. Latah County, ID has the 4th lowest commute of the 4 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Latah County, ID | 41,044 | $65,983 #3/4 | $307,459 #2/4 | 15.6 min #4/4 |
| Nez Perce County, ID | 42,646 | $72,066 | $332,853 | 13.5 min |
| Asotin County, WA | 22,455 | $72,889 | $307,123 | 13.2 min |
| Whitman County, WA | 47,000 | $55,150 | $274,039 | 13.5 min |
Frequently Asked Questions
Common questions about Latah County, Idaho.
What is the population of Latah County, Idaho?
About 41,044 people live in Latah County, Idaho, in 16,269 households of 2.3 people on average. The median age is 31.5, so residents are younger than the U.S. median of 37.3 by about 6 years.
Is Latah County, Idaho urban or rural?
Averaged over its land area, Latah County, Idaho has 38 people per square mile, a density typical of rural areas. That is about 44% of the U.S. average of 86.
Is Latah County, Idaho an affordable place to live?
The median home costs 4.7 times the median household income ($307,459 against $65,983), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $929 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Latah County, Idaho?
Unemployment in Latah County, Idaho is 6.8%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
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