ZIP Code 98127 in Seattle, WA

Data Last Updated: February 1, 2026
City:Seattle, Washington
County:King County
Timezone:Pacific (GMT -08:00)
Local Time:10:14:16 AM
Population:No Population Data
Area Codes:206 / 253 / 360 / 425 / 564
Classification:PO Box
Coordinates:47.6100, -122.3300
Quick Link:
https://www.zip-codes.com/zip-code/98127/zip-code-98127.asp

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98127 - Seattle, WA

ZIP Code 98127, Seattle

Small Town Unique ZIP No Census Data
LocationKing County, WA
Area0 sq mi Single Point
Delivery Points757 (287 businesses)
PO Boxes470
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 98107
Key Facts
  • This is a PO Box-only ZIP code serving parts of Seattle's Ballard and Adams neighborhoods
  • The post office maintains 470 PO Boxes for customers who prefer this mailing option
  • Street delivery is available through neighboring ZIP code 98107, which encompasses this area
  • About 287 businesses use this ZIP code for their mailing addresses
  • The ZIP includes delivery records for 17th Avenue NW with 80 delivery points that include unit addresses
  • This is an urban area with full city carrier service available through the standard Seattle ZIP

Postal Services

The ZIP serves 287 businesses and maintains delivery records for one street route along 17th Avenue NW, where 80 delivery points include units or suites. The post office functions as a convenient alternative for those preferring centralized mail pickup in Seattle's urban delivery network.

Street Name Patterns

Urban Grid

The ZIP contains records for one street—17th Avenue NW—with 80 delivery points that include unit designations, typical of urban Seattle's multi-unit buildings and business addresses.

Nearby Areas

Ballard Adams West Woodland Loyal Heights Whittier Heights

Business & Employment Statistics


ZIP Code 98127 supports both business and residential activity. According to the Business Census (2024), there are 10 business establishments, employing about 22 people with an annual payroll of $2,088,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:2,123Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:10Source: CBP
1st Quarter Payroll:$382,000Source: CBP
Annual Payroll:$2,088,000Source: CBP
# of Employees:22Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 98127 is located in King County, Washington, within the Seattle-Tacoma-Bellevue, WA Metropolitan Statistical Area (CBSA 42660) and Washington's 7th Congressional District. This Metro area has a population of 3,439,809 people, about 0.00% of whom live in ZIP Code 98127, and is subdivided into the Seattle-Bellevue-Kent, WA division. It covers 0 sq mi of land and a water area of 0 sq mi.

CBSA Name:Seattle-Tacoma-Bellevue, WASource: Census
CBSA Number:42660Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Seattle-Bellevue-Kent, WA (CBSA Div 42644)Source: Census
CBSA Population:3,439,809Source: Census
MSA:Seattle-Tacoma-Bremerton, WA CMSASource: Census
Land Area:--Source: Census
Water Area:--Source: Census
Congressional District:07Source: USPS
Congressional Land Area:144.13 sq miSource: Census
PMSA:Seattle-Bellevue-Everett, WA PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:5363000Source: Census
Place Name:Seattle city; WashingtonSource: Census

Adjacent & Nearby ZIP Codes


98129 | | 98126

Schools in ZIP Code 98127


We could not locate which school district 98127 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Middle College High School 401 Ne Northgate Way
Seattle, WA 98125
District: Seattle Public SchoolsNearby
Interagency Detention School 1211 E Alder Ms 1-F
Seattle, WA 98122
District: Seattle Public SchoolsNearby
Bailey Gatzert Elementary School 1301 E Yesler Wy
Seattle, WA 98122
District: Seattle Public SchoolsNearby
Summit Public School: Sierra 1025 S King St
Seattle, WA 98104
District: UnknownNearby
Seattle World School 1700 East Union St.
Seattle, WA 98122
District: Seattle Public SchoolsNearby
O'dea High School 802 Terry Ave
Seattle, WA 98104
District: Private SchoolNearby
The Northwest School Of The Arts 1415 Summit Ave
Seattle, WA 98122
District: Private SchoolNearby
Spruce St School 914 Virginia St
Seattle, WA 98101
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 98127


Seattle University 900 Broadway
Seattle, WA 98122-4340
Type: Post Secondary
Aveda Arts & Sciences Institute Seattle 802 East Pike Street
Seattle, WA 98122
Type: Post Secondary
Seattle Central College 1701 Broadway Avenue
Seattle, WA 98122
Type: Post Secondary
Cornish College Of The Arts 1000 Lenora Street
Seattle, WA 98121
Type: Post Secondary
City University Of Seattle 521 Wall Street, Suite 100
Seattle, WA 98121
Type: Post Secondary
Antioch University-Seattle 2326 6th Ave
Seattle, WA 98121-1814
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov