Residential delivery area · Washington
ZIP Code 98034: Kirkland, WA
ZIP code 98034 is in Kirkland, Washington, entirely in King County (Census 2020 ZIP-county file). About 53,000 people live there (Census Bureau, ACS 2020-2024), the more populous of Kirkland's 2 residential ZIP codes. Median household income is $135,219 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Kirkland · 2 residential ZIPs
- County
- King County
- Census places
- Kirkland
- Neighborhood
- Kingsgate GeoNames
- Metro area
- Seattle-Tacoma-Bellevue, WA
- House district
- WA-1 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 9.8 sq mi · 5,353 people per sq mi
- PO Box ZIPs
- 98083 also use the name Kirkland
Where is ZIP code 98034?
98034 centers on 47.716°, -122.214° and covers 9.8 square miles of land plus 2.1 of water. It borders 7 ZIP codes: 98028, 98033, 98011, 98115, 98125, 98052, 98072.
The map draws ZIP code areas only. For the streets inside 98034, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 98034 compare with the rest of Kirkland?
| Measure | 98034 | In Kirkland | In King County | In WA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 52,531 | 1st of 2 | 5th of 89 | 13th of 605 |
| Median household income | $135k | 2nd of 2 | 34th of 78 | 40th of 363 |
| Median home value | $946k | 2nd of 2 | 32nd of 78 | 36th of 392 |
Its median household income is higher than in 94% of U.S. residential ZIP codes, and it is denser than 94% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 98034?
The 2020 Census counted 51,464 people in 98034; the ACS, which samples households over 2020-2024, estimates 52,531. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 52,531
- 2020 Census count
- 51,464
- Households
- 21,726
- Median age
- 37.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 98034?
Of the 52,531 people the ACS estimates in 98034, 18.2% are under 18 and 13.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (60.7%), then Asian (not Hispanic) (19.6%).
- Under 1818.2%
- 18 to 6467.9%
- 65 and older13.9%
- White, not Hispanic60.7%
- Asian, not Hispanic19.6%
- Other or two or more9.1%
- Hispanic or Latino8.8%
- Black, not Hispanic1.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 98034 earn?
Median household income is $135,219 (ACS 2020-2024), the 34th highest of the 78 ranked ZIP codes in King County.
- Median household income
- $135,219
- Income per person
- $80,426
- Below the poverty line
- 5.9%
- Unemployed (of the labor force)
- 4.6%
- Adults 25+ with a bachelor's degree
- 60.5%
- Adjusted gross income per tax return, 2022
- $166,82726,550 returns; wages 76% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 98034?
FHFA's house price index for 98034, built from repeat sales and appraisals of the same homes, rose 147% from 2015 to 2025 and rose 59% from 2020 to 2025, and moved +1.2% in 2025.
- Median home value (owners' estimate)
- $946,300
- Median gross rent
- $2,376
- Homes owned by their occupants
- 59.2%
- Housing units
- 23,095
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 98034?
1,473 business establishments had a location in this ZIP code in 2023, 31 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance270
- Professional, scientific, and technical services192
- Construction171
- Other services (except public administration)144
- Retail trade132
- Accommodation and food services119
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 98034?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 98028 | Kenmore | 23,741 | $140k | 2.8 mi |
| 98033 | Kirkland | 40,982 | $183k | 2.9 mi |
| 98011 | Bothell | 28,963 | $132k | 3.0 mi |
| 98115 | Seattle | 54,349 | $156k | 3.9 mi |
| 98125 | Seattle | 44,520 | $100k | 4.0 mi |
| 98052 | Redmond | 80,717 | $164k | 4.9 mi |
| 98072 | Woodinville | 24,446 | $176k | 5.0 mi |
| 98155 | Seattle | 36,511 | $132k | 4.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.