Sudden Valley, WA Profile: Facts & Data


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Sudden Valley, Washington - Basic Facts

The Sudden Valley Census Designated Place had a population of 6,334 as of July 1, 2018.

The primary coordinate point for Sudden Valley is located at latitude 48.7201 and longitude -122.3483 in Whatcom County. The formal boundaries for the Sudden Valley Census Designated Place (see map below) encompass a land area of 6.25 sq. miles and a water area of 1.86 sq. miles. Whatcom County is in the Pacific time zone (GMT -8). The elevation is 679 feet.

The Sudden Valley Census Designated Place (GNIS ID: 2410015) 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 Sudden Valley Census Designated Place is located within Bellingham Division of Whatcom County.

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  1. Sudden Valley 2018 Demographic Data
  2. Growth Rates for Sudden Valley (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Washington Research Tools (Easy Tools & Current Data)
  3. Washington Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Sudden Valley, WA Data & Demographics (As of July 1, 2018)


Total Population 6,334
Population in Households 6,334
Population in Familes 5,206
Population in Group Qrtrs 0
Population Density2 1,013
Diversity Index3 29


Median Household Income $79,317
Average Household Income $86,858
Per Capita Income $34,179


Total Housing Units 2,991 (100%)
Owner Occupied HU 2,035 (68.0%)
Renter Occupied HU 457 (15.3%)
Vacant Housing Units 499 (16.7%)
Median Home Value $331,684
Average Home Value $391,314


Total Households 2,492
Average Household Size 2.54
Family Households 1,785
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.2% 0.5%
Households -0.33% 0.48%
Families -0.38% 0.43%
Median Household Income   1.54%
Per Capita Income   2.34%

Sudden Valley, WA - Peer Comparisons by Rank and Percentile

The table below compares Sudden Valley to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2018 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 # 172 73rd
Population Density # 298 53rd
Diversity Index # 394 37th
Median Household Income # 158 75th
Per Capita Income # 219 65th

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

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Compare Washington July 1, 2018 Data
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