Mason County WA Information


Mason County Subdivisions

Mason County WA Data & Demographics (As of July 1, 2017)


Total Population 62,695
Daytime Population: Workers 17,160
Daytime Population: Residents 38,150
Total Daytime Population (TDP) 55,310
Ratio TDP/Total Population1 0.88
Population in Households 60,074
Population in Familes 47,210
Population in Group Qrtrs 2,621
Population Density2 65
Diversity Index3 42


Median Household Income $52,295
Average Household Income $64,893
Per Capita Income $26,020


Total Housing Units 33,549 (100%)
Owner Occupied HU 18,626 (55.5%)
Renter Occupied HU 5,790 (17.3%)
Vacant Housing Units 9,133 (27.2%)
Median Home Value $226,037
Average Home Value $263,724


Total Households 24,416
Average Household Size 2.46
Family Households 16,385
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. 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 race 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.


2010-2017 2017-2022
Population 0.45% 0.4%
Households 0.33% 0.38%
Families 0.28% 0.34%
Median Household Income   3.17%
Per Capita Income   3.61%


Mason County WA - Peer Comparisons by Rank and Percentile

The table below compares Mason County to the other 39 counties and county equivalents in Washington by rank and percentile using July 1, 2017 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 # 20 51st
Population Density # 15 64th
Diversity Index # 21 49th
Median Household Income # 17 59th
Per Capita Income # 26 36th

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