Monroe, OR ZIP code

The ZIP code for Monroe, Oregon is 97456. It is in Benton County.

97456

Population in these ZIPs: 3,422
Avg. median income: $71,100population-weighted
Typical home value: $569,500population-weighted
Metro area: Corvallis, OR

Loading map…

Click anywhere on the map to see which ZIP code it's in.

Monroe, OR ZIP code list

Monroe, OR ZIP codes
ZIP code	Population	Median income	Typical home value
97456	3,422	$71,111	$569,500

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Monroe

Junction City 10 mi
Cheshire 12 mi
Halsey 12 mi
Alsea 13 mi
Blachly 14 mi
Shedd 15 mi
Corvallis 16 mi
Harrisburg 16 mi
Philomath 16 mi
Elmira 17 mi
Tangent 18 mi
Noti 18 mi

Frequently asked questions

What is the ZIP code for Monroe, OR?

The ZIP code for Monroe, OR is 97456.

What county is Monroe, Oregon in?

Monroe ZIP codes are in Benton County.