98029 Frequently Asked Questions

A: ZIP Code 98029 is Located in Issaquah Washington. Portions of 98029 are also in Sammamish.

A: ZIP Code 98029 is Located Entirely in King County Washington.

A: The Current Sales Tax in ZIP Code 98029 is 10.3%

A: The Area Code for 98029 is 425.

A: ZIP Code 98029 is in the Washington 8th Congressional District.

A: 98029 is within Washington State House of Representatives District 5 and Washington State House of Representatives District 41.

A: 98029 is within Washington State Senate District 5 and Washington State Senate District 41.

A: The 2022 population of ZIP Code 98029 is 31227. The population growth rate in 98029 is 0.00%. The population density of 98029 is 3,010.

A: The majority race/ethnicity of people residing in 98029 is White (59.79%). The majority race/ethnicity of students attending public schools in 98029 is White(45.59%).

A: The median household income in 98029 is $144,880 (2021) and the average adjusted income is $506,760 (2021).