Klamath Falls Population

1880–2026

22,175

2026 projection

1.3% since 2020 (increase)

05K10K15K20K25K18801900192019401960198020002020

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 Klamath Falls. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202622,175+640.29%
202522,111-330.15%
202422,144+50.02%
202322,139-470.21%
202222,186+160.07%
202122,170+2831.29%
202021,887-150.07%
201921,902+1610.74%
201821,741+3691.73%
201721,372+1820.86%

Showing 10 of 30 years.

Klamath Falls Demographics

35.2median age

Median age

Female37.2 yrs
Male32.9 yrs

Adults

17,232
3,282 seniors · 19%13,950 other adults

Sex

Female 51.1% · 11,291Male 48.9% · 10,824

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 221 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

Klamath Falls Income

$46,693median household income

Median household income

$46,693

Half of households earn more, half earn less

Median earnings

$41,478

Typical yearly pay for a worker 25 or older.

Poverty rate

23.4%

About 1 in 4 residents

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

Klamath Falls Marital Status

42% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married42%41%43%
Never married34%40%29%
Divorced17%16%18%
Widowed5%2%7%
Separated2%2%2%

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