Kelso Population

2010–2026

550

2026 projection

1.3% since 2020 (decrease)

0100200300400500600201020122014201620182020202220242026

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 Kelso. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026550-10.18%
2025551-30.54%
2024554+10.18%
2023553-10.18%
2022554+10.18%
2021553-40.72%
2020557-325.43%
2019589-20.34%
2018591+30.51%
2017588-10.17%

Showing 10 of 17 years.

Kelso Demographics

34.9median age

Median age

Female32.5 yrs
Male35 yrs

Adults

477
98 seniors · 21%379 other adults

Sex

Female 54.4% · 328Male 45.6% · 275

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 6 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

Kelso Income

$56,875median household income

Median household income

$56,875

Half of households earn more, half earn less

Median earnings

$49,167

Typical yearly pay for a worker 25 or older.

Poverty rate

12.6%

About 1 in 8 residents

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

Kelso Marital Status

57% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married57%70%47%
Never married29%20%35%
Divorced11%9%12%
Widowed2%0%4%
Separated1%0%3%

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