Mountlake Terrace, WA 98043 ZIP Code Profile

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Mountlake Terrace, WA

ZIP Code 98043: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Mountlake Terrace, WA 98043

Acceptable Alternative
Mountlake Ter, WA 98043

  • ZIP Code Type: STANDARD
  • County: Snohomish County
  • Centroid: Latitude 47.792, Longitude -122.304
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 613
  • PO Box Addresses: 233
  • Residential Addresses: 8,883
    • Multi-Family Addresses: 2,093
    • Single Family Addresses: 6,790

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

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.


98043 ZIP Code Map

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Mountlake Terrace, WA 98043 Data & Demographics (As of July 1, 2017)


Total Population 21,202
Daytime Population: Workers 7,068
Daytime Population: Residents 9,696
Total Daytime Population (TDP) 16,764
Ratio TDP/Total Population1 0.79
Population in Households 21,086
Population in Familes 15,701
Population in Group Qrtrs 116
Population Density2 5,069
Diversity Index3 63


Median Household Income $59,004
Average Household Income $71,737
Per Capita Income $29,638


Total Housing Units 9,083 (100%)
Owner Occupied HU 5,193 (57.2%)
Renter Occupied HU 3,511 (38.7%)
Vacant Housing Units 379 ( 4.2%)
Median Home Value $287,214
Average Home Value $316,975


Total Households 8,704
Average Household Size 2.42
Family Households 5,172
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 0.84% 1.03%
Households 0.81% 1.01%
Families 0.71% 0.95%
Median Household Income   2.14%
Per Capita Income   2.46%

Mountlake Terrace, WA 98043 - Peer Comparisons by Rank and Percentile

The table below compares 98043 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 # 159 73rd
Population Density # 43 93rd
Diversity Index # 110 81st
Median Household Income # 232 61st
Per Capita Income # 269 54th

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

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