Three Lakes, WA Profile: Facts, Map & Data


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Three Lakes, Washington - Basic Facts

The Three Lakes Census Designated Place had a population of 3,442 as of July 1, 2017. Three Lakes ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Three Lakes is located at latitude 47.9554 and longitude -121.9785 in Snohomish County. The formal boundaries for the Three Lakes Census Designated Place (see map below) encompass a land area of 11.67 sq. miles and a water area of 0.4 sq. miles. Snohomish County is in the Pacific time zone (GMT -8). The elevation is 486 feet.

The Three Lakes Census Designated Place (GNIS ID: 2409314) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Three Lakes Census Designated Place is located within Snohomish Division of Snohomish County.

Beneath the boundary map are tables with Three Lakes population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Three Lakes Census Designated Place, WA Boundary Map

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Three Lakes, WA Data & Demographics (As of July 1, 2017)


Total Population 3,442
Daytime Population: Workers 161
Daytime Population: Residents 1,776
Total Daytime Population (TDP) 1,937
Ratio TDP/Total Population1 0.56
Population in Households 3,442
Population in Familes 2,986
Population in Group Qrtrs 0
Population Density2 295
Diversity Index3 21


Median Household Income $91,174
Average Household Income $109,157
Per Capita Income $39,944


Total Housing Units 1,358 (100%)
Owner Occupied HU 1,118 (82.3%)
Renter Occupied HU 142 (10.5%)
Vacant Housing Units 98 ( 7.2%)
Median Home Value $438,835
Average Home Value $484,459


Total Households 1,260
Average Household Size 2.73
Family Households 982
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 1.08% 1.32%
Households 1.02% 1.28%
Families 1.03% 1.23%
Median Household Income   2.16%
Per Capita Income   2.67%

Three Lakes, WA - Peer Comparisons by Rank and Percentile

The table below compares Three Lakes to the other 627 incorporated cities, towns and CDPs 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 # 238 62nd
Population Density # 490 22nd
Diversity Index # 538 14th
Median Household Income # 84 87th
Per Capita Income # 107 83rd

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

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