Buy
Rent
- Post A Rental Listing
Mortgage

US
Washington
Whatcom County
98155
21st St

Homes on 21st St, Whatcom County WA 98155

Properties on 21st St

18602 21st St, Seattle, WA, 98155

19060 21st St, Seattle, WA, 98155

Explore Trulia
Trulia Estimates
Community Sitemap
Trulia Sitemap
Property Management Companies
More
All Real Estate Markets
All Rental Markets
University Real Estate Market
University Rental Market
Facebook
Twitter
Instagram
Pinterest

For Professionals
Popular Counties
Rental Communities
Real Estate Leads

Trulia is a registered Trademark of Zillow, Inc. Zillow, Inc. holds real estate brokerage licenses in all 50 states and D.C. and Zillow (Canada) Inc. holds real estate brokerage licenses in multiple provinces.

§ 442-H New York Standard Operating Procedures
New York Fair Housing Notice
TREC: Information about brokerage services, Consumer protection notice
California DRE #1522444

Contact Zillow, Inc Brokerage

School data provided by GreatSchools.

Trulia Corporate

About Zillow Group

Fair Housing Guide

Careers

Newsroom

Investor Relations

Terms of Use

Subscription Terms

Help
Privacy Notice
Ad Choices
Cookie Preference
Do Not Sell or Share My Personal Information

Zillow Group is committed to ensuring digital accessibility for individuals with disabilities. We are continuously working to improve the accessibility of our web experience for everyone, and we welcome feedback and accommodation requests. If you wish to report an issue or seek an accommodation, please let us know.

Copyright © 2026 Trulia, LLC. All rights reserved. Have a Question? Visit our Help Center to find the answer.