Latah County Population

1890–2026

41,946

2026 projection

5.8% since 2020 (increase)

010K20K30K40K50K1900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Latah County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202641,946+1040.25%
202541,842+1040.25%
202441,738+2620.63%
202341,476+2650.64%
202241,211+8082.00%
202140,403+7701.94%
202039,633-7391.83%
201940,372+3760.94%
201839,996+930.23%
201739,903+7461.91%

Showing 10 of 28 years.

Latah County Demographics

30.6median age

Median age

Female31.3 yrs
Male29.8 yrs

Adults

33,301
6,078 seniors (65+) · 18% of adults27,223 other adults

Sex

Female 48.7% · 20,008Male 51.3% · 21,041

Population by age

MaleFemale85+ years, male: 28685+ years, female: 37680–84 years, male: 26580–84 years, female: 32475–79 years, male: 55675–79 years, female: 57470–74 years, male: 92470–74 years, female: 91465–69 years, male: 92265–69 years, female: 93760–64 years, male: 1,00860–64 years, female: 1,08255–59 years, male: 94955–59 years, female: 95450–54 years, male: 90750–54 years, female: 91045–49 years, male: 93845–49 years, female: 97240–44 years, male: 1,04740–44 years, female: 1,06935–39 years, male: 1,34335–39 years, female: 1,14930–34 years, male: 1,32630–34 years, female: 1,24625–29 years, male: 1,72025–29 years, female: 1,43220–24 years, male: 3,61720–24 years, female: 2,30815–19 years, male: 2,01115–19 years, female: 2,68110–14 years, male: 1,14810–14 years, female: 1,0875–9 years, male: 1,0295–9 years, female: 1,0320–4 years, male: 1,0450–4 years, female: 96185+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K3K3K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 410 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Latah County Income

$65,424median household income

Median household income

$65,424

Half of households earn more, half earn less

Median earnings

$46,598

Typical yearly pay for a worker 25 or older.

Poverty rate

17.6%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Latah County Marital Status

46% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married46%47%44%
Never married41%44%38%
Divorced9%7%10%
Widowed4%2%6%
Separated<1%<1%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year