Marietta-Alderwood CDP, WA Profile: Facts, Map & Data


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Marietta-Alderwood CDP, Washington - Basic Facts

The Marietta-Alderwood Census Designated Place had a population of 3,948 as of July 1, 2016.

The primary coordinate point for Marietta-Alderwood CDP is located at latitude 48.7881 and longitude -122.5552 in Whatcom County. The formal boundaries for the Marietta-Alderwood Census Designated Place (see map below) encompass a land area of 5.74 sq. miles and a water area of 1.45 sq. miles.

The Marietta-Alderwood Census Designated Place (GNIS ID: 2408178) has a U2 Census Class Code which indicates a census designated place without 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 Marietta-Alderwood Census Designated Place is located within Bellingham Division of Whatcom County.

Beneath the boundary map are tables with Marietta-Alderwood CDP population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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Marietta-Alderwood Census Designated Place, WA Boundary Map

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Marietta-Alderwood CDP, WA Data & Demographics (As of July 1, 2016)


Total Population 3,948
Population in Households 3,948
Population in Familes 2,868
Population in Group Qrtrs 0
Population Density1 688
Diversity Index2 52


Total Households 1,717
Average Household Size 2.3
Family Households 993
Average Family Size 3


Total Housing Units 1,849 (100%)
Owner Occupied HU 825 (44.6%)
Renter Occupied HU 892 (48.2%)
Vacant Housing Units 132 ( 7.1%)
Median Home Value $313,420
Average Home Value $348,513


Median Household Income $41,466
Average Household Income $56,982
Per Capita Income $24,615
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.18% 0.47%
Households 0.04% 0.35%
Families -0.02% 0.32%
Median Household Income   0.12%
Per Capita Income   1.37%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Marietta-Alderwood CDP, WA - Peer Comparisons by Rank and Percentile

The table below compares Marietta-Alderwood CDP to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2016 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 # 213 66th
Population Density1 # 367 42nd
Diversity Index2 # 167 73rd
Median Household Income # 486 23rd
Per Capita Income # 400 36th

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

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