Langley, WA Profile: Facts & Data


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Langley, Washington - Basic Facts

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The City of Langley had a population of 1,190 as of July 1, 2021. Langley ranks in the lower quartile for 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 Langley is located at latitude 48.0401 and longitude -122.4063 in Island County. The formal boundaries for the City of Langley encompass a land area of 1.08 sq. miles and a water area of 0 sq. miles. Island County is in the Pacific time zone (GMT -8). The elevation is 62 feet.

The City of Langley has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Langley is located within South Whidbey Island Division of Island County.

Jump to... (On This Page!)
  1. Langley 2021 Demographic Data
  2. Growth Rates for Langley (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 - 2021 Demographics

Langley, WA Data & Demographics (As of July 1, 2021)


Total Population 1,190 (100%)
Population in Households 1,190 (100.0%)
Population in Families 787 (66.1%)
Population in Group Quarters1 0
Population Density 1,181
Diversity Index2 24


Median Household Income $60,032
Average Household Income $88,410
% of Income for Mortgage4 36%
Per Capita Income $46,373
Wealth Index5 110


Total HU (Housing Units) 778 (100%)
Owner Occupied HU 446 (57.3%)
Renter Occupied HU 196 (25.2%)
Vacant Housing Units 136 (17.5%)
Median Home Value $510,965
Average Home Value $583,539
Housing Affordability Index3 76


Total Households 642
Average Household Size 1.85
Family Households 323
Average Family Size 2
  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.


2010-2021 2021-2026
Population 1.34% 1.29%
Households 1.37% 1.28%
Families 1.71% 1.21%
Median Household Income   1.9%
Per Capita Income   1.38%
Owner Occupied HU   1.61%

Langley, WA - Peer Comparisons by Rank and Percentile

The table below compares Langley to the other 625 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2021 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 # 372 41st
Population Density # 260 59th
Median Household Income # 378 40th
Housing Affordability Index # 83 13th
Per Capita Income # 109 83rd
Diversity Index # 520 16th

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

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