Lewis County, ID Demographics & Local Data

Analyze population trends, housing costs, and the local economy by exploring Map AI.

Area Snapshot

Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.

C
D
D

Population

Metric Lewis County Idaho Avg U.S. Average
Population 3,859 1,920,240 334,821,731
Population density (per sq mi) 8.1 23.0 85.8
Population growth (%/yr) -0.66% 2.11% 0.57%
Median age 47.5 38.5 37.1
Households 1,546 693,697 128,459,983

Population Over Time

Year Lewis County

Race & Ethnicity

Group Share

Economy

Lewis County has a the economy index of D, which means it is barely prosperous.

Metric Lewis County Idaho Avg U.S. Average
Median household income $49,622 $74,676 $78,145
Income growth (%/yr) 4.03% 6.16% 5.07%
Unemployment rate 3.5% 3.7% 5.2%

Detailed wealth and income breakdown →

Housing

Metric Lewis County Idaho Avg U.S. Average
Median home price $299,989 $355,887 $242,182
Median rent $708 $1,150 $1,342
Homeownership rate 74.2% 72.4% 65.1%

Full housing market analysis →

Mobility & Commuting

The most common departure window is 07:00 AM – 07:29 AM , followed by 07:30 AM – 07:59 AM .

Metric Lewis County Idaho Avg U.S. Average
Average commute time (min) 13.8 17.9 22.5
Work from home 10.7% 12.2% 13.4%

Commute and transport details →

Education & Households

Lewis County has a education index of D, which means it is barely educated.

Metric Lewis County Idaho Avg U.S. Average
Bachelor's degree or higher 17.7% 27.1% 31.6%
Average household size 2.31 2.66 2.54

Health

Lewis County has a health index of C, which means it is somewhat healthy.

Metric Lewis County Idaho Avg U.S. Average
Life expectancy (years) 81.8 79.5 78.3
Self-rated poor health 18.9% 15.6% 16.3%
Smokers 19.6% 17.6% 19.0%