Oso, WA Profile: Facts, Map & Data


Oso Local Links & Resources:
Hotels | Resources | ALL Oso Content

Also See: Oso, WA ZIP Codes & ZIP Code Maps | Local Area Photos

Oso, Washington - Basic Facts

The Oso Census Designated Place had a population of 185 as of July 1, 2017. Oso 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 Oso is located at latitude 48.2874 and longitude -121.9251 in Snohomish County. The formal boundaries for the Oso Census Designated Place (see map below) encompass a land area of 2.83 sq. miles and a water area of 0.02 sq. miles. Snohomish County is in the Pacific time zone (GMT -8). The elevation is 207 feet.

The Oso Census Designated Place (GNIS ID: 2409003) 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 Oso Census Designated Place is located within Arlington Division of Snohomish County.

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

Alternate Unofficial Names for Oso: Allen.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


Oso Census Designated Place, WA Boundary Map

Also See: BIG Map | Driving Directions | WA Congressional Districts
Boundary Maps: Arlington Division | Snohomish County | Washington Counties

Search the map for:

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


Total Population 185
Daytime Population: Workers 7
Daytime Population: Residents 100
Total Daytime Population (TDP) 107
Ratio TDP/Total Population1 0.58
Population in Households 185
Population in Familes 158
Population in Group Qrtrs 0
Population Density2 65
Diversity Index3 23


Median Household Income $63,768
Average Household Income $93,015
Per Capita Income $34,022


Total Housing Units 72 (100%)
Owner Occupied HU 50 (69.4%)
Renter Occupied HU 14 (19.4%)
Vacant Housing Units 8 (11.1%)
Median Home Value $372,222
Average Home Value $422,000


Total Households 64
Average Household Size 2.89
Family Households 48
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 0.38% 0.64%
Households 0.44% 0.62%
Families 0.0% 0.82%
Median Household Income   4.0%
Per Capita Income   3.08%

Oso, WA - Peer Comparisons by Rank and Percentile

The table below compares Oso 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 # 567 10th
Population Density # 594 5th
Diversity Index # 513 18th
Median Household Income # 229 64th
Per Capita Income # 196 69th

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

Washington Research Tools

Washington Census Data Comparison Tool

Compare Washington Census Data
Highest or Lowest: