Oregon · Census place 4138500

Keizer, Oregon

Keizer is a city in Marion County, Oregon with an estimated 39,152 residents on July 1, 2024. It is the 15th largest of 165 incorporated places of 1,000+ people in the state.

Population 2024
39,152
#15 of 165 in Oregon
Change since 2020
-0.4%
-173 people
Land area
7.2 sq mi
+ 0.12 sq mi water
Density
5,445 / sq mi
State median 3,097
Orange pin: Keizer. Shaded: its county. Dark pin: Salem.

Keizer population, 2020 to 2024

Keizer lost 173 residents from July 2020 to July 2024, a change of -0.4%. In the latest year it moved by +292. Among 80 Oregon places of 5,000 or more, that growth ranks 58th; the median place changed by +0.8%. The median place of 5,000+ in Oregon has 14,915 people, so Keizer is 2.6 times that size.

39.3k202039.2k202138.8k202238.9k202339.2k2024
July 1 estimates. The April 2020 estimates base was 39,363. The axis starts above zero so yearly changes are visible.

Keizer covers 7.19 square miles of land and 0.12 of water, for 5,445 people per square mile of land. The median Oregon place of 5,000+ has 3,097, so Keizer is denser than the typical town.

What county Keizer is in

All of Keizer's residents live in Marion County, which had 352,867 residents in 2024. Keizer holds 11.1% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Keizer

1 ZIP Code Tabulation Area (ZCTA) overlaps Keizer by at least 10% of the ZCTA's or the city's land: 97303. 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 Keizer is

The Census internal point of Keizer is at 45.003000, -123.024500. Salem, the capital, is 4.4 miles S in a straight line. The nearest larger place is Salem, OR (180,406 people), 5.5 miles away.

Internal point

Decimal
45.003000, -123.024500
DMS
45°00'10.80"N 123°01'28.20"W
UTM
10N 498069.1E 4983284.0N
Geohash
c20808833
Plus code
84QR2X3G+66

Daylight in Keizer

At 45.00° N, Keizer gets about 15 h 37 min of daylight around the June solstice and 8 h 46 min around the December solstice, a swing of 6 h 51 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Keizer

The eight nearest incorporated places of 1,000+ in Oregon, measured between internal points. The closest is Salem, 5.5 miles away, with 180,406 people.

Questions people ask

What is the population of Keizer, OR?

39,152 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 173 (0.4%) from 39,325 in July 2020.

What county is Keizer in?

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

What ZIP codes cover Keizer?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 97303.

How far is Keizer from Salem?

4.4 miles (7.1 km) in a straight line, heading S from Keizer.

What is the nearest larger city to Keizer?

Salem, OR, with 180,406 residents, 5.5 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.