Kansas · Census place 2053375

Oskaloosa, Kansas

Oskaloosa is a city in Jefferson County, Kansas with an estimated 1,073 residents on July 1, 2024. It is the 181st largest of 193 incorporated places of 1,000+ people in the state.

Population 2024
1,073
#181 of 193 in Kansas
Change since 2020
-2.3%
-25 people
Land area
1.0 sq mi
Density
1,084 / sq mi
State median 1,527
Orange pin: Oskaloosa. Shaded: its county. Dark pin: Topeka.

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Oskaloosa population, 2020 to 2024

Oskaloosa lost 25 residents from July 2020 to July 2024, a change of -2.3%. In the latest year it moved by -6.

1,09820201,09520211,08320221,07920231,0732024
July 1 estimates. The April 2020 estimates base was 1,101. The axis starts above zero so yearly changes are visible.

Oskaloosa covers 0.99 square miles of land, for 1,084 people per square mile of land. The median Kansas place of 5,000+ has 1,527, so Oskaloosa is less dense than the typical town.

What county Oskaloosa is in

All of Oskaloosa's residents live in Jefferson County, which had 18,332 residents in 2024. Oskaloosa holds 5.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Oskaloosa

1 ZIP Code Tabulation Area (ZCTA) overlaps Oskaloosa by at least 10% of the ZCTA's or the city's land: 66066. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Oskaloosa is

The Census internal point of Oskaloosa is at 39.216000, -95.314700. Topeka, the capital, is 22.7 miles WSW in a straight line. The nearest larger place is Tonganoxie, KS (6,195 people), 14.7 miles away. The nearest city of 100,000 or more is Topeka, KS, 24.0 miles away.

Internal point

Decimal
39.216000, -95.314700
DMS
39°12'57.60"N 95°18'52.92"W
UTM
15N 300165.9E 4343299.7N
Geohash
9yupp51cy
Plus code
86F66M8P+C4

Daylight in Oskaloosa

At 39.22° N, Oskaloosa gets about 14 h 56 min of daylight around the June solstice and 9 h 24 min around the December solstice, a swing of 5 h 32 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Oskaloosa

The eight nearest incorporated places of 1,000+ in Kansas, measured between internal points. The closest is Valley Falls, 11.6 miles away, with 1,066 people.

Questions people ask

What is the population of Oskaloosa, KS?

1,073 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 25 (2.3%) from 1,098 in July 2020.

What county is Oskaloosa in?

Jefferson County. All of its residents live in that county.

What ZIP codes cover Oskaloosa?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 66066.

How far is Oskaloosa from Topeka?

22.7 miles (36.5 km) in a straight line, heading WSW from Oskaloosa.

What is the nearest larger city to Oskaloosa?

Tonganoxie, KS, with 6,195 residents, 14.7 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.