$3,799,000
Est. $20,281/mo5 bd•4.5 ba•4,819 sq ft
3745 88th Avenue Se, Mercer Island, WA 98040
• Listed Jun 13, 2026•108 days active · 108 cumulative
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Listing Broker: Realogics Sotheby's Int'l Rlty; Diane Tien; 206-673-7206; diane.tien@rsir.com
About this home
Built by renowned MN Custom Homes, this exceptional Mercer Island residence offers a sought-after floor plan with four bedrooms and laundry on the upper level. The spacious primary suite features a luxurious five-piece bath, while the open chef's kitchen and great room create inviting spaces for daily living and entertaining. The versatile lower level provides flexibility for guests, movie nights, recreation, fitness, a home office, or even a pop-up school classroom. The backyard is a private oasis inspired by the nearby Bellevue Botanical Garden. A stunning collection of Japanese maples and thoughtfully curated landscaping provide year-round beauty, seasonal color, and tranquil gathering spaces. Delight in discovering secret garden moments and imaginative play spaces, and appreciate the peaceful connection to nature. A highly attentive owner has made meaningful enhancements, including custom closet systems, a dedicated dog run, and the exceptionally designed backyard retreat. Just blocks from schools, parks, pool, tennis, library, and minutes to downtown Mercer Island and Seattle.
Listed by Diane Tien • Realogics Sotheby's Int'l Rlty
Listing updated: September 26, 2026 at 01:03pm
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2536138
Around this home
How much should you offer?
3745 88th Avenue Se, Mercer Island, WA 98040
Source:RexMont analysis of Northwest MLS sales data for this ZIP code plus third-party market data (RentCast). The estimates are RexMont's, not Northwest MLS listing data.
Estimates only and not guaranteed. Consult a RexMont agent for accurate, personalized guidance before making an offer. RexMont OfferEdge™ · © 2026 RexMont Real Estate. Proprietary tool.
Property details
Interior features
- Bath Off Primary
- Dbl Pane/Storm Window
- Fireplace
- French Doors
- Pantry
- Security System
- Walk-In Closet(s)
- Water Heater
- Wet Bar
- 3 fireplaces (gas)
- Daylight, Finished basement
Kitchen
- Dishwasher
- Disposal
- Double Oven
- Dryer
- Microwave
- Refrigerator
- See Remarks
- Stove(s)/Range(s)
- Trash Compactor
- Washer
Bedrooms
- 5 bedrooms total
Bathrooms
- 4 full bathrooms
- 1 half bathroom
Flooring
- Ceramic Tile
- Hardwood
- Carpet
Heating & cooling
- 90%+ High Efficiency heating
- Central Air cooling
Neighborhood mobility
Walk, bike & transit scores
Source: Walk Score®, Bike Score® and Transit Score® are provided by Walk Score (walkscore.com), a third-party service. This is not Northwest MLS listing data.
Schools
Ratings via SchoolDiggerMercer Island School District
- Northwood Elementary SchoolPublic · Grades PK-5 · State rank 112 of 1,16010/10
- Islander Middle SchoolPublic · Grades 6-8 · State rank 13 of 53410/10
- Mercer Island High SchoolPublic · Grades 9-12 · State rank 4 of 43810/10
Assigned schools for this property per the listing's MLS data. School district boundaries change — verify the exact assigned schools with the district before purchasing.
Mortgage payment forecast
$22,893 per month
Great rateTakes about 5 minutes & won't affect your credit
Get pre-approvedSource: RexMont estimate, not Northwest MLS listing data. Interest rates from Freddie Mac's Primary Mortgage Market Survey via FRED (Federal Reserve Bank of St. Louis). Property tax and HOA dues from the NWMLS listing where provided, otherwise estimated; insurance estimated at 0.3% of price per year.
Estimate only. Actual payment depends on credit, lender, and program. PMI not included for down payments below 20%.
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Market pulse
Mercer Island is a balanced market.
Supply and demand are roughly in balance. Neither side has a clear edge.
Offer insight: Homes typically sell with one offer near asking price.
List to sale price: The average home sells for about 2% below list price.
Time on market: The average home goes pending in around 50 days.
Want a deeper read on this market?
Ask a RexMont agentMarket data from MLS GRID / NWMLS · Updated Sep 2026
MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of September 26, 2026 at 01:03pm (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.
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