Sammamish, WA 98075 ZIP Code Profile

Related Place Profiles:
Issaquah, WA | Sammamish, WA

ZIP Code 98075: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Sammamish, WA 98075

Acceptable Alternative
Issaquah, WA 98075

  • ZIP Code Type: STANDARD
  • County: King County
  • Centroid: Latitude 47.586, Longitude -122.031
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 87
  • PO Box Addresses: 0
  • Residential Addresses: 8,106
    • Multi-Family Addresses: 637
    • Single Family Addresses: 7,469

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.


98075 ZIP Code Map

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Sammamish, WA 98075 Data & Demographics (As of July 1, 2017)


Total Population 24,264
Daytime Population: Workers 2,959
Daytime Population: Residents 12,304
Total Daytime Population (TDP) 15,263
Ratio TDP/Total Population1 0.63
Population in Households 24,184
Population in Familes 22,228
Population in Group Qrtrs 80
Population Density2 2,419
Diversity Index3 49


Median Household Income $157,743
Average Household Income $192,086
Per Capita Income $61,759


Total Housing Units 7,994 (100%)
Owner Occupied HU 6,606 (82.6%)
Renter Occupied HU 1,181 (14.8%)
Vacant Housing Units 207 ( 2.6%)
Median Home Value $721,968
Average Home Value $755,045


Total Households 7,787
Average Household Size 3.11
Family Households 6,520
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 2.04% 1.75%
Households 1.86% 1.64%
Families 1.87% 1.62%
Median Household Income   1.19%
Per Capita Income   1.91%

Sammamish, WA 98075 - Peer Comparisons by Rank and Percentile

The table below compares 98075 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 # 131 78th
Population Density # 117 80th
Diversity Index # 205 65th
Median Household Income # 2 100th
Per Capita Income # 15 98th

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

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