Medical Lake, WA 99022 ZIP Code Profile

Related Place Profiles:
Espanola, WA | Medical Lake, WA

ZIP Code 99022: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Medical Lake, WA 99022

Acceptable Alternative
Espanola, WA 99022

  • ZIP Code Type: STANDARD
  • County: Spokane County
  • Centroid: Latitude 47.618, Longitude -117.713
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 104
  • PO Box Addresses: 1,005
  • Residential Addresses: 2,478
    • Multi-Family Addresses: 48
    • Single Family Addresses: 2,430

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

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Medical Lake, WA 99022 Data & Demographics (As of July 1, 2018)


Total Population 9,468
Population in Households 8,982
Population in Familes 7,535
Population in Group Qrtrs 486
Population Density1 127
Diversity Index2 30


Median Household Income $68,366
Average Household Income $82,051
Per Capita Income $30,991


Total Housing Units 3,652 (100%)
Owner Occupied HU 2,525 (69.1%)
Renter Occupied HU 867 (23.7%)
Vacant Housing Units 260 ( 7.1%)
Median Home Value $225,157
Average Home Value $278,030


Total Households 3,392
Average Household Size 2.65
Family Households 2,430
Average Family Size 3
  1. Population Density = Total Population per square mile.
  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 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 0.51% 0.95%
Households 0.72% 0.94%
Families 0.63% 0.88%
Median Household Income   3.23%
Per Capita Income   3.01%

Medical Lake, WA 99022 - Peer Comparisons by Rank and Percentile

The table below compares 99022 to the other 581 ZIP Codes 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 # 238 59th
Population Density # 294 50th
Diversity Index # 358 39th
Median Household Income # 167 71st
Per Capita Income # 262 55th

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

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