ZIP Code 98155, Washington
ZIP Code 98155 profile, demographic data, and geographic information.
ZCTA5 98155 is a 5-digit ZIP Code area located in King County, Washington. As of official census estimates, it has a reported population of 36,511. The land area covers 7.54 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 36,511 | ±991 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 40.7 yrs | ±1.7 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 14,344 | ±522 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 14,955 | ±528 |
| Occupied Housing Units | 14,344 | ±522 |
| Vacant Housing Units | 611 | ±213 |
| Median Home Value | $816,400 | ±$26,393 |
| Median Gross Rent | $2,127 | ±$103 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $131,540 | ±$8,395 |
| Per Capita Income | $67,259 | ±$3,828 |
| Poverty Rate | 6.1% | ±1.6% |
| Population Below Poverty Level | 2,210 | ±575 |
| Unemployment Rate | 4.8% | ±1.5% |
| Civilian Labor Force, Employed | 19,345 | ±676 |
| Broadband Internet Rate | 95.2% | ±0.6% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 2,340,211 (2024)
ID: 209716
|
County | Official County Government |
Contact: DEMOGRAPHER
401 5TH AVE, STE 800, SEATTLE WA 98104-2391
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Alternative School Nearby | 09-12 | Everett, WA | |
| Alternative School Nearby | 09-12 | Snohomish, WA | |
| Regular School Nearby | KG-05 | SEATTLE, WA | |
| Regular School Nearby | 06-08 | Seattle, WA | |
| Regular School Nearby | KG-05 | Redmond, WA | |
| Regular School Nearby | 06-08 | Shoreline, WA | |
| Regular School Nearby | 07-08 | LYNNWOOD, WA | |
| Regular School Nearby | PK-05 | Kirkland, WA | |
| Regular School Nearby | PK-05 | SEATTLE, WA | |
| Regular School Nearby | PK-05 | Bellevue, WA |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Toni & Guy Hairdressing Academy-Shoreline
|
College Vocational | 2.1 mi away | 18336 Aurora Ave. North Suite 103, Shoreline, WA, 98133 |
20654211115
|
|
LAKE FOREST PARK LIBRARY
|
Library | 1.0 mi away | 17171 BOTHELL WAY NE, LAKE FOREST PARK, WA, 98155 |
(206) 362-8860
|
|
Shoreline Community College
|
College | 2.7 mi away | 16101 Greenwood Ave N, Shoreline, WA, 98133-5696 |
2065464101
|
|
SHORELINE LIBRARY
|
Library | 1.1 mi away | 345 NE 175TH ST, SHORELINE, WA, 98155 |
(206) 362-7550
|
|
Bastyr University
|
College | 2.8 mi away | 14500 Juanita Drive NE, Kenmore, WA, 98028-4966 |
4256023000
|
|
KENMORE LIBRARY
|
Library | 2.3 mi away | 6531 NE 181ST STREET, KENMORE, WA, 98028 |
(425) 486-8747
|
|
Pima Medical Institute-Seattle
|
College | 4.0 mi away | 9709 Third Ave NE Suite 400, Seattle, WA, 98115 |
2063226100
|
|
MOUNTLAKE TERRACE LIBRARY
|
Library | 2.3 mi away | 23300 58TH AVE. W, MOUNTLAKE TERRACE, WA, 98043 |
(425) 776-8722
|
|
North Seattle College
|
College | 4.2 mi away | 9600 College Way North, Seattle, WA, 98103-3599 |
2069343600
|
|
LAKE CITY BRANCH LIBRARY
|
Library | 2.4 mi away | 12501 28TH AVE NE, SEATTLE, WA, 98125 |
(206) 684-7518
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at SEATTLE SAND PT WSFO, WA US, located 5.1 miles from ZCTA5 98155. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 47.4° | 37.2° | 42.3° | 5.14" | 0.9" |
| February | 49.8° | 37.0° | 43.4° | 3.54" | 1.0" |
| March | 53.9° | 39.2° | 46.6° | 3.86" | 0.0" |
| April | 58.8° | 42.8° | 50.8° | 2.98" | 0.0" |
| May | 65.3° | 48.3° | 56.8° | 2.16" | 0.0" |
| June | 70.2° | 52.7° | 61.4° | 1.57" | 0.0" |
| July | 76.5° | 56.5° | 66.5° | 0.78" | 0.0" |
| August | 77.0° | 57.1° | 67.1° | 1.00" | 0.0" |
| September | 71.3° | 53.2° | 62.3° | 1.74" | 0.0" |
| October | 60.5° | 46.7° | 53.6° | 3.65" | 0.0" |
| November | 51.9° | 40.9° | 46.4° | 5.85" | 0.2" |
| December | 46.5° | 37.0° | 41.8° | 5.55" | 1.7" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Lake Forest Park city | City | 0.5 mi | — |
| Shoreline city | City | 2.1 mi | — |
| Kenmore city | City | 2.5 mi | — |
| Mountlake Terrace city | City | 2.8 mi | — |
| Brier city | City | 2.9 mi | — |
| Esperance CDP | CDP | 3.5 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 98155. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.