Fairfield, WA 99012 ZIP Code Profile

Related Place Profiles:
Fairfield, WA

ZIP Code 99012: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Fairfield, WA 99012

  • ZIP Code Type: STANDARD
  • County: Spokane County
  • Centroid: Latitude 47.388, Longitude -117.206
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 32
  • PO Box Addresses: 173
  • Residential Addresses: 212
    • Multi-Family Addresses: 0
    • Single Family Addresses: 212

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2019, Maps updated: August 2, 2019.

Jump to... (On This Page!)
  1. 99012 2019 Demographic Data
  2. Growth Rates for 99012 (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 - 2019 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, 2019, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Fairfield, WA 99012 Data & Demographics (As of July 1, 2019)


Total Population 1,166
Population in Households 1,133
Population in Familes 940
Population in Group Qrtrs 33
Population Density2 11
Diversity Index3 20


Median Household Income $55,751
Average Household Income $70,079
Per Capita Income $25,506


Total Housing Units 450 (100%)
Owner Occupied HU 341 (75.8%)
Renter Occupied HU 83 (18.4%)
Vacant Housing Units 26 ( 5.8%)
Median Home Value $235,129
Average Home Value $340,689


Total Households 424
Average Household Size 2.67
Family Households 299
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.


2010-2019 2019-2024
Population 0.97% 0.96%
Households 0.82% 0.97%
Families 0.71% 0.92%
Median Household Income   6.72%
Per Capita Income   4.56%

Fairfield, WA 99012 - Peer Comparisons by Rank and Percentile

The table below compares 99012 to the other 587 ZIP Codes in Washington by rank and percentile using July 1, 2019 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 # 409 30th
Population Density # 458 22nd
Diversity Index # 520 12th
Median Household Income # 353 40th
Per Capita Income # 445 24th

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

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