Waterfront Property Search · Mercer Island, WA
Mercer Island waterfront homes.
Waterfront homes in Mercer Island are among the most complex real estate transactions — water rights, bulkhead condition, flood zone classification, and dock permitting all require specialist knowledge. RexMont's agents have represented buyers and sellers across the region's lakes, rivers, and Puget Sound shoreline.
Market context
What buyers and sellers should know.
Mercer Island waterfront inventory is permanently constrained. The best properties — deep water, stable bulkheads, south or west exposure, and legal dock structures — rarely come to market and typically sell quickly when they do.
Mercer Island single-family homes are currently priced around $2.68M median (roughly $819/sqft), with a typical 34 days on market. The area is served by the Mercer Island School District, and top local employers include Seattle & Bellevue professional sector, tech industry remote, and healthcare. Primary commute corridors connect to Mercer Island Link Light Rail Station and I-90 to Seattle or Bellevue (~10 min).
RexMont Real Estate is Seattle and the Eastside's most-reviewed brokerage — 1,241+ five-star Google reviews and over $1 billion in closed transactions across 1,200+ deals.
Before you buy
What to know about waterfront homes in Mercer Island.
Bulkhead condition and repair costs
Bulkheads (the retaining structures along the waterline) deteriorate over time and are expensive to repair or replace — $50,000–$300,000+ depending on linear footage and construction type. Always commission a bulkhead inspection by a marine engineer.
Dock permitting and water rights
Not all waterfront properties have permitted dock structures. Confirm dock permits, any Washington Department of Fish and Wildlife restrictions, and whether the dock is in a no-wake or no-motor zone.
Flood zone designation
FEMA flood zone classification affects insurance costs significantly. Properties in high-risk zones (Zone A or AE) require federally mandated flood insurance, which can add $3,000–$10,000+/year to holding costs.
Septic vs. sewer for older waterfront
Many older waterfront properties are on septic systems near the water's edge. King County and other jurisdictions have increasingly strict requirements for septic systems near shorelines. Inspect carefully and budget for potential upgrades.
Shoreline erosion and environmental restrictions
Washington's Shoreline Management Act regulates development within 200 feet of water. Additions, new structures, and even significant landscaping may require permits that can be difficult to obtain.
Tools & insights
Resources for Mercer Island buyers and sellers.
Mortgage calculator
Estimate monthly payments and total interest.
Home value estimate
Get an agent-prepared estimate of your Mercer Islandhome's value.
Cost of buying a home
Closing costs, reserves, and what to have liquid before you start.
All Mercer Island homes
Browse every Mercer Island listing and neighborhood guide.
Live NWMLS data
Active Mercer Island waterfront homes for sale
The latest active NWMLS waterfront homes in Mercer Island, refreshed hourly.
- Median price
- $2.45M
- Median $/sqft
- $789
- Avg days on market
- 39
- Listings for sale
- 95+
ActiveNew today$3,495,000
MLS# 25783713045 71st Avenue Se
Mercer Island, WA 98040
5 bd3.25 ba4,130 sqftListing courtesy of Windermere Real Estate/East
ActiveNew today$1,998,000
MLS# 25743994057 96th Avenue Se
Mercer Island, WA 98040
4 bd3.5 ba2,140 sqftListing courtesy of Realogics Sotheby's Int'l Rlty
ActiveNew today$1,895,000
MLS# 25797179116 Se 72nd Place
Mercer Island, WA 98040
4 bd2.25 ba2,570 sqftListing courtesy of COMPASS
ActiveNew today$1,995,000
MLS# 25791285610 W Mercer Way
Mercer Island, WA 98040
4 bd3.5 ba2,810 sqftListing courtesy of Real Residential
ActiveNew today$2,595,000
MLS# 25795808140 Evergreen Lane
Mercer Island, WA 98040
4 bd3.25 ba3,346 sqftListing courtesy of John L. Scott, Inc.
ActiveNew today$2,589,000
MLS# 25697858636 Se 75th Place
Mercer Island, WA 98040
5 bd3 ba3,464 sqftListing courtesy of Coldwell Banker Bain
Active1 day on market$2,999,988
MLS# 25787279426 Se 52nd Street
Mercer Island, WA 98040
5 bd3.5 ba4,760 sqftListing courtesy of Windermere Real Estate/East
Active6 days on market$549,000
MLS# 25766550 88th
Mercer Island, WA 98155
0 bd0 baListing courtesy of Steel Realty Group, LLC
Active5 days on market$3,395,000
MLS# 25770307560 86th Avenue Se
Mercer Island, WA 98040
4 bd3.5 ba4,380 sqftListing courtesy of John L. Scott, Inc.
Active6 days on market$2,850,000
MLS# 25770316924 96th Avenue Se
Mercer Island, WA 98040
5 bd3.5 ba3,900 sqftListing courtesy of John L. Scott, Inc.
Active1 day on market$2,350,000
MLS# 25759103515 72nd Avenue Se
Mercer Island, WA 98040
4 bd2.75 ba3,240 sqftListing courtesy of Coldwell Banker Bain
Active5 days on market$7,650,000
MLS# 25771908279 W Mercer Way
Mercer Island, WA 98040
6 bd5.5 ba6,670 sqftListing courtesy of MY International Real Estate
Active7 days on market$2,200,000
MLS# 25735718410 Se 47th Place
Mercer Island, WA 98040
4 bd2.5 ba3,200 sqftListing courtesy of Windermere Real Estate/East
Active8 days on market$550,000
MLS# 2575768Address withheld
Mercer Island, WA 98040
0 bd0 baListing courtesy of Keller Williams Realty PS
ActiveNew today$4,250,000
MLS# 25764109221 Se 46th Street
Mercer Island, WA 98040
4 bd3.5 ba4,310 sqftListing courtesy of COMPASS
Active3 days on market$1,720,000
MLS# 25569848218 Se 36th Street
Mercer Island, WA 98040
3 bd1.75 ba2,153 sqftListing courtesy of Coldwell Banker Bain
Active8 days on market$17,900,000
MLS# 25761165330 Butterworth Road
Mercer Island, WA 98040
5 bd4.75 ba7,840 sqftListing courtesy of Windermere Real Estate/East
Active4 days on market$2,100,000
MLS# 25734887921 E Mercer Way
Mercer Island, WA 98040
4 bd2.25 ba3,120 sqftListing courtesy of Windermere Real Estate/East
ActiveNew today$3,785,000
MLS# 25748554715 81st Avenue Se
Mercer Island, WA 98040
4 bd4.5 ba4,440 sqftListing courtesy of John L. Scott, Inc.
Active7 days on market$409,000
MLS# 25743383055 80th Avenue Se #107
Mercer Island, WA 98040
2 bd1 baListing courtesy of Coldwell Banker Bain
Active5 days on market$5,586,000
MLS# 25745543410 W Mercer Way
Mercer Island, WA 98040
5 bd5.5 ba6,140 sqftListing courtesy of Windermere Bellevue Commons
Active13 days on market$649,000
MLS# 25682343218 80th Avenue Se #6
Mercer Island, WA 98040
2 bd1.75 baListing courtesy of Coldwell Banker Danforth
Active6 days on market$1,895,000
MLS# 25739082434 73rd Avenue Se
Mercer Island, WA 98040
3 bd1.75 ba1,400 sqftListing courtesy of John L. Scott, Inc.
Active5 days on market$3,550,000
MLS# 25704352227 77th Avenue Se
Mercer Island, WA 98040
5 bd5.5 ba4,901 sqftListing courtesy of The Agency Seattle/Eastside
All 95 homes as a list
- 4102 100th Avenue Se · $6,880,000
- 8340 Avalon Drive · $3,250,000
- 9360 Mercerwood Drive · $2,399,000
- 8144 W Mercer Way · $3,380,000
- 7520 86th Avenue Se · $1,780,000
- 9726 Se 40th Street · $2,195,000
- 2965 74th Avenue Se · $4,500,000
- 4889 Forest Avenue Se · $3,650,000
- 8430 Se 45th Street · $1,799,500
- 8817 Se 44th Street · $1,625,000
- 5919 77th Avenue Se · $3,295,000
- 9950 Se 39th Street · $3,195,000
- 3427 72nd Place Se · $4,250,000
- 7432 E Mercer Wy · $2,598,000
- 5212 W Mercer Place · $1,800,000
- 9418 Se 33rd Street · $6,495,000
- 7639 Se 29th Street · $1,215,000
- 3621 81st Avenue Se · $1,998,000
- 4215 Island Crest Way · $1,695,000
- 6952 96th Avenue Se · $5,900,000
- 2212 77th Avenue Se · $4,600,000
- 2500 81st Avenue Se #351 · $395,000
- 8430 Se 53rd Place · $3,350,000
- 4725 W Mercer Way · $3,500,000
- 6560 81st Avenue Se · $1,750,000
- 7445 Se 71st Street · $12,000,000
- 9226 Se 60th Street · $2,450,000
- 8431 Se 39th Street · $3,147,000
- 4429 E Mercer Way · $1,560,000
- 6427 E Mercer Way · $4,995,000
- 6427 E Mercer Way · $1,600,000
- 4739 Fernridge Lane · $2,375,000
- 8001 West Mercer Street · $3,500,000
- 3021 70th Avenue Se · $2,600,000
- 7549 Se 29th Street #103 · $829,900
- 7066 92nd Avenue Se · $2,399,000
- 5 Lindley Road · $2,675,000
- 4835 Forest Avenue Se · $5,000,000
- 9433 Se 54th Street · $998,000
- 2500 81st Avenue Se #329 · $369,000
- 8114 W Mercer Way · $750,000
- 7712 89th Place Se · $3,995,000
- 9412 Se 33rd Street · $1,850,000
- 9412 Se 33rd Street · $1,850,000
- 4336 E Mercer Way · $2,199,000
- 9210 Parkwood Ridge Road · $1,839,000
- 4024 85th Avenue Se · $4,299,995
- 7235 87th Avenue Se · $2,095,000
- 3745 88th Avenue Se · $3,799,000
- 6333 77th Avenue Se · $19,500,000
- Address withheld · Mercer Island · $9,950,000
- 5709 80th Avenue Se · $1,685,000
- 9818 Se 42nd Place · $5,665,000
- 4041 W Mercer Way · $13,995,000
- 18 Holly Lane · $7,499,988
- 5222 Forest Avenue Se · $3,548,000
- 7703 W Mercer Way · $6,250,000
- 6418 E Mercer Way · $2,050,000
- 7600 Se 29th St #311 · $580,000
- 2939 76th Avenue Se #41b · $295,000
- 8233 W Mercer Way · $24,000,000
- 2500 81st Avenue Se #118 · $399,950
- 73 Xx Se 38th Street · $825,000
- 8526 E Mercer Way · $1,799,500
- 7220 North Mercer Way · $6,200,000
- 7220 N Mercer Way · $6,200,000
- Address withheld · Mercer Island · $28,000,000
- 8260 Avalon Drive · $9,590,000
- 7254 N Mercer Way · $6,995,000
- 0 Xx23 91 St Avenue Se · $379,950
- 0 Xxx 91st Avenue Se · $279,950
Listing data courtesy of NWMLS. Provided for the consumer's personal, non-commercial use. Market stats reflect representative market data for Mercer Island; current listings and individual neighborhoods may vary.
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Common questions
Mercer Island waterfront homes FAQ.
- What does waterfront property cost in Mercer Island?
- Waterfront pricing in Mercer Island varies dramatically by water body, depth, views, and improvements. RexMont's waterfront specialists can give you a current market snapshot and identify what distinguishes premium properties from those that are simply on the water.
- Is waterfront property a good investment?
- Waterfront with deep water access, a stable bulkhead, and full permits consistently holds value over time. Waterfront properties with deferred maintenance, flood risk, or permitting issues carry more volatility.