Brinnon, WA 98320 ZIP Code Profile

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Brinnon, WA

ZIP Code 98320: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Brinnon, WA 98320

  • ZIP Code Type: STANDARD
  • County: Jefferson County
  • Centroid: Latitude 47.693, Longitude -122.921
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 51
  • PO Box Addresses: 402
  • Residential Addresses: 576
    • Multi-Family Addresses: 0
    • Single Family Addresses: 576

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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98320 ZIP Code Map

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Brinnon, WA 98320 Data & Demographics (As of July 1, 2017)


Total Population 1,250
Daytime Population: Workers 215
Daytime Population: Residents 920
Total Daytime Population (TDP) 1,135
Ratio TDP/Total Population1 0.91
Population in Households 1,250
Population in Familes 885
Population in Group Qrtrs 0
Population Density2 3
Diversity Index3 22


Median Household Income $38,913
Average Household Income $49,217
Per Capita Income $24,530


Total Housing Units 1,390 (100%)
Owner Occupied HU 517 (37.2%)
Renter Occupied HU 106 ( 7.6%)
Vacant Housing Units 767 (55.2%)
Median Home Value $242,500
Average Home Value $325,870


Total Households 623
Average Household Size 2.01
Family Households 361
Average Family Size 2
  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 0.07% 0.25%
Households 0.07% 0.22%
Families 0.0% 0.17%
Median Household Income   3.06%
Per Capita Income   2.77%

Brinnon, WA 98320 - Peer Comparisons by Rank and Percentile

The table below compares 98320 to the other 585 ZIP Codes 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 # 405 31st
Population Density # 527 10th
Diversity Index # 467 20th
Median Household Income # 528 10th
Per Capita Income # 425 28th

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

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