Rainier, OR Profile: Facts & Data


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Rainier, Oregon - Basic Facts

The City of Rainier had a population of 2,133 as of July 1, 2020.

The primary coordinate point for Rainier is located at latitude 46.089 and longitude -122.9359 in Columbia County. The formal boundaries for the City of Rainier encompass a land area of 4.08 sq. miles and a water area of 0.86 sq. miles. Columbia County is in the Pacific time zone (GMT -8). The elevation is 49 feet.

The City of Rainier (GNIS ID: 2411511) 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 Rainier is located within Rainier Division of Columbia County.

Alternate Unofficial Names for Rainier: Eminence.


Rainier, OR Data & Demographics (As of July 1, 2020)


Total Population 2,133 (100%)
Population in Households 2,133 (100.0%)
Population in Families 1,684 (78.9%)
Population in Group Quarters1 0
Population Density 523
Diversity Index2 27


Median Household Income $57,934
Average Household Income $74,517
% of Income for Mortgage4 21%
Per Capita Income $31,084
Wealth Index5 70


Total HU (Housing Units) 994 (100%)
Owner Occupied HU 587 (59.1%)
Renter Occupied HU 327 (32.9%)
Vacant Housing Units 80 ( 8.0%)
Median Home Value $285,756
Average Home Value $326,874
Housing Affordability Index3 118


Total Households 914
Average Household Size 2.33
Family Households 597
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2020 2020-2025
Population 0.27% 0.44%
Households 0.34% 0.46%
Families 0.66% 0.37%
Median Household Income   1.86%
Per Capita Income   2.32%
Owner Occupied HU   0.34%


Rainier, OR - Peer Comparisons by Rank and Percentile

The table below compares Rainier to the other 378 incorporated cities, towns and CDPs in Oregon by rank and percentile using July 1, 2020 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.

Variable Description Rank Percentile
Total Population # 158 58th
Population Density # 255 33rd
Median Household Income # 163 57th
Housing Affordability Index # 170 45th
Per Capita Income # 154 60th
Diversity Index # 250 34th

Additional comparisons and rankings can be made with a VERY EASY TO USE Oregon Census Data Comparison Tool.

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