Marion County, OR Map
Official Census boundary of Marion County, Oregon (FIPS 41047). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
Loading map…
Marion County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
349,244
Households
126,870
Median household income
$77,351
Median age
37.5 years
Median home value
$416,400
Median gross rent
$1,414/mo
Owner-occupied homes
62.3%
Bachelor's degree or higher
26%
Below poverty level
13%
Land area
1,180.8 sq mi
Population density
296 / sq mi