Twin Falls County, ID Population Statistics: Density Map Data
Analyze local population trends, population density map, housing costs, and the local economy.
Area Snapshot Statistics
Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.
Population: density and quick facts
| Metric | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Population | 92,567 | 1,920,240 | 334,821,731 |
| Population density (per sq mi) | 48.0 | 23.0 | 85.8 |
| Population growth (%/yr) | 1.87% | 2.11% | 0.57% |
| Median age | 36.5 | 38.5 | 37.1 |
| Households | 33,912 | 693,697 | 128,459,983 |
Population in Twin Falls County grew by 27.0% from 2009 to 2023, reaching 92,121 in 2023.
Population Growth 2009–2023
Race & Ethnicity
Economy
Twin Falls County has a the economy index of C, which means it is somewhat prosperous.
| Metric | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median household income | $65,012 | $74,676 | $78,145 |
| Income growth (%/yr) | 5.24% | 6.16% | 5.07% |
| Unemployment rate | 3.2% | 3.7% | 5.2% |
The median household income in Twin Falls County is about 13% lower than in Idaho.
Housing
| Metric | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Median home price | $182,146 | $355,887 | $242,182 |
| Median rent | $1,011 | $1,150 | $1,342 |
| Homeownership rate | 69.6% | 72.4% | 65.1% |
The median home price in Twin Falls County is about 15.0 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,011 per month for that long.
Commute Time & Mobility
Commuters in Twin Falls 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 | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 15.6 | 17.9 | 22.5 |
| Round-trip commute (min) | 31.3 | 35.9 | 44.9 |
| Yearly time spent (hours) | 130 | 149 | 187 |
| Estimated yearly cost | $4,042 | $4,633 | $5,803 |
| Work from home | 8.2% | 12.2% | 13.4% |
| Highway traffic (vehicles/day) | 5,172 | 4,714 | 8,813 |
| Local road traffic (vehicles/day) | 851 | 865 | 1,355 |
Fastest commutes among counties in
Idaho:
Lemhi County (8.9 min), Custer County (10.6 min), Madison County (11.8 min).
Slowest:
Camas County (43.9 min), Boise County (35.5 min), Lincoln County (32.8 min).
The average commute time in Twin Falls 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
Twin Falls County has a education index of D, which means it is barely educated.
| Metric | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 21.3% | 27.1% | 31.6% |
| Average household size | 2.67 | 2.66 | 2.54 |
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
Twin Falls County has a health index of B, which means it is quite healthy.
| Metric | Twin Falls County | Idaho Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 78.0 | 79.5 | 78.3 |
| Self-rated poor health | 14.1% | 15.6% | 16.3% |
| Smokers | 17.0% | 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).
Frequently Asked Questions
Common questions about Twin Falls County, Idaho.
What is the population of Twin Falls County, Idaho?
The population of Twin Falls County, Idaho is 92,567, compared to the U.S. total of 334,821,731.
What is the population density of Twin Falls County, Idaho?
The population density of Twin Falls County, Idaho is 48.0 people per square mile, compared to the U.S. average of 85.8 people per square mile.
What is the median household income in Twin Falls County, Idaho?
The median household income in Twin Falls County, Idaho is $65,012, compared to the U.S. median of $78,145.
What is the median home price in Twin Falls County, Idaho?
The median home price in Twin Falls County, Idaho is $182,146, compared to the U.S. median of $242,182.
What is the unemployment rate in Twin Falls County, Idaho?
The unemployment rate in Twin Falls County, Idaho is 3.2%, compared to the U.S. average of 5.2%.