Also See: Monmouth, OR ZIP Codes & ZIP Code Maps
The City of Monmouth had a population of 11,005 as of July 1, 2021. Monmouth ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Oregon. See peer rankings below.
The primary coordinate point for Monmouth is located at latitude 44.8485 and longitude -123.234 in Polk County. The formal boundaries for the City of Monmouth encompass a land area of 2.24 sq. miles and a water area of 0 sq. miles. Polk County is in the Pacific time zone (GMT -8). The elevation is 203 feet.
The City of Monmouth has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
Oregon is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Monmouth is located within Monmouth-Independence Division of Polk County.
|Total Population||11,005 (100%)|
|Population in Households||10,203 (92.7%)|
|Population in Families||6,642 (60.4%)|
|Population in Group Quarters1||802 ( 7.3%)|
|Median Household Income||$42,564|
|Average Household Income||$57,293|
|% of Income for Mortgage4||34%|
|Per Capita Income||$21,701|
|Total HU (Housing Units)||4,058 (100%)|
|Owner Occupied HU||2,117 (52.2%)|
|Renter Occupied HU||1,738 (42.8%)|
|Vacant Housing Units||203 ( 5.0%)|
|Median Home Value||$342,044|
|Average Home Value||$354,478|
|Housing Affordability Index3||69|
|Average Household Size||2.65|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||2.83%|
|Per Capita Income||3.08%|
|Owner Occupied HU||1.6%|
The table below compares Monmouth to the other 378 incorporated cities, towns and CDPs in Oregon by rank and percentile using July 1, 2021 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 55||86th|
|Population Density||# 17||96th|
|Median Household Income||# 335||12th|
|Housing Affordability Index||# 51||13th|
|Per Capita Income||# 344||9th|
|Diversity Index||# 66||83rd|
Additional comparisons and rankings can be made with a VERY EASY TO USE Oregon Census Data Comparison Tool.