Monroe Division WA Demographic Data and Boundary Map


Monroe Division, WA

The Monroe Division is a County Subdivision of Snohomish County. The subdivision has a Z5 Census Class Code which indicates that the Monroe Division is a statistical county subdivision.

Also See: Snohomish County Data | Cities in Snohomish County | County Subdivisions in Snohomish County

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  1. Monroe Division 2021 Demographic Data
  2. Growth Rates for Monroe Division (Historical & 5-Year Forecast)
  3. Neighborhoods Demographics (Home Values, Household Income, etc.)
  4. Washington Research Tools (Easy Tools & Current Data)
  5. Washington Data Comparison Tool - 2021 Demographics

Monroe Division Boundary Map


Monroe Division Data & Demographics (As of July 1, 2021)


Total Population 34,130 (100%)
Population in Households 31,437 (92.1%)
Population in Families 26,673 (78.2%)
Population in Group Quarters1 2,693 ( 7.9%)
Population Density 570
Diversity Index2 53


Median Household Income $101,813
Average Household Income $125,815
% of Income for Mortgage4 19%
Per Capita Income $40,331
Wealth Index5 159


Total HU (Housing Units) 11,207 (100%)
Owner Occupied HU 8,407 (75.0%)
Renter Occupied HU 2,389 (21.3%)
Vacant Housing Units 411 ( 3.7%)
Median Home Value $461,441
Average Home Value $529,368
Housing Affordability Index3 119


Total Households 10,796
Average Household Size 2.91
Family Households 8,091
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 1.33% 1.31%
Households 1.38% 1.42%
Families 1.35% 1.42%
Median Household Income   1.67%
Per Capita Income   2.65%
Owner Occupied HU   1.77%

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More Tools and Resources:

  1. For information about schools and school attendance zones, use the HTL Address Tool
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  3. The new 2-Minute Introduction and Concise Guide to Big Data which will help you make the most effective use of HomeTownLocator Tools.
  4. See the References & Data Sources page for more information about methodology and sources of data.