Queen Anne · Seattle condo building
Triton Terrace condos for sale
507 W Mercer Street, Seattle, WA 98119 · built 1963 · 24 units · 8 stories
For sale now
2
live NWMLS count
Sold, last 12 months
0
Median sold price
—
Median days on market
—
Information and statistics derived from Northwest Multiple Listing Service.
Homes for sale at Triton Terrace
2 NWMLS listings at 507 W Mercer Street, refreshed every 30 minutes.
Active131 days active · 131 cumulative$599,000
MLS# 2556681507 W Mercer St #401
Seattle, WA 98119
2 bd1.75 ba1,006 sqftListing courtesy of Windermere Real Estate Midtown
Active97 days active · 97 cumulative$299,000
MLS# 2550371507 W Mercer Street #104
Seattle, WA 98119
1 bd1 ba590 sqftListing courtesy of Ewing & Clark, Inc.
About the building
Triton Terrace at a glance
Triton Terrace is a condominium building at 507 W Mercer Street in Queen Anne, Seattle, Washington, built in 1963. NWMLS listings report 24 units and 8 stories. HOA dues on recent listings run about $880 per month at the median; the exact amount varies by unit.
1 home at Triton Terrace closed through NWMLS in the last two years; none closed in the last twelve months. 2 homes are for sale or pending in the building right now; the listings below refresh from NWMLS every 30 minutes. The 3 listings in that window break down as 1 one-bedroom, 2 two-bedroom homes.
- Address
- 507 W Mercer Street, Seattle, WA 98119
- Neighborhood
- Queen Anne
- Year built
- 1963
- Units in building
- 24
- Stories
- 8
- HOA dues (median, recent listings)
- $880 / month
- Listings, last 24 months
- 3
- Sold, last 12 months
- 0
Facts are taken from the building's NWMLS listings since October 2025; unit counts, stories and dues are as agents entered them and are verified against the resale certificate before any offer.
New listing alerts
Get the next Triton Terrace listing the day it goes live.
A RexMont broker watches 507 W Mercer Street for you: one email per new listing, with the recent sales in the building for context and a tour arranged when you want one.
Watching: new listings at Triton Terrace, Seattle
Owners
What is my Triton Terrace condo worth?
Adriano Tori prices your unit against the building's own sales history and the current Seattle condo market, floor and exposure included.
FAQ
Triton Terrace questions, answered from the data.
How many condos are for sale at Triton Terrace right now?
2 homes are listed for sale at Triton Terrace today, priced from $299,000 to $599,000. The list on this page refreshes from NWMLS every 30 minutes.
What are the HOA dues at Triton Terrace?
Recent NWMLS listings at Triton Terrace reported HOA dues of about $880 per month at the median. Dues differ by unit size and change with the association's budget, so the resale certificate for a specific home is the number to rely on.
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Information and statistics derived from Northwest Multiple Listing Service.
Based on information submitted to the MLS GRID as of October 13, 2026 at 2:44 AM PT (date and time MLS GRID Data was obtained). All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
© 2026 Northwest Multiple Listing Service. All rights reserved. Listing information deemed reliable but not guaranteed.
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