98040 Mercer Island
105 active listings out of 9.1K total properties we track in ZIP 98040 (Mercer Island, WA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show Seattle metro, not just 98040. Same company, same dataset, different resolution.
Over the past 12 months, ZIP 98040 has recorded 269 home sales. Last month saw 3 sales (-90.3% vs the prior month). Most recent median sale price: $3.7M.
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
Right now, 105 homes are actively for sale in ZIP 98040. Median list price is $2.69M at $863/sqft. Hover each hex for micro-neighborhood stats (median price, $/sqft, top property type).
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
- Tracked
- 9.1K
- Active
- 105
- Median list
- $2.69M
- Sales (12mo)
- 269
Inventory breakdown
Distribution of the 105 currently-active listings in ZIP 98040. Full dataset covers 9.1K properties — listings, off-market homes, rentals, and full history.
Get Mercer Island 98040 data in your app
GET https://api.straply.com/v1/markets/zip/98040
Authorization: Bearer $STRAPLY_KEY{
"zip": "98040",
"total_tracked": 9068,
"active": 105,
"median_list": 2685000
}ZIP 98040 · Mercer Island, WA real estate: market summary
As of June 2026, Straply tracks 9,068 homes in ZIP 98040 (Mercer Island, WA), with 105 active for sale at a median list price of $2,685,000 (~$863/sq ft). Notably, home prices are climbing — the median sale price is up 48% year over year.
- Median list price
- $2,685,000
- Median $/sq ft
- $863
- Active listings
- 105
- Median sale price
- $3,700,000 (+48% YoY)
- Properties tracked
- 9,068
Frequently asked: ZIP 98040 · Mercer Island, WA real estate
What is the median home price in ZIP 98040?
The median list price in ZIP 98040 (Mercer Island, WA) is $2,685,000 (about $863 per square foot), based on 105 active listings tracked by Straply as of June 2026.
What price range are homes in ZIP 98040?
Active listings in ZIP 98040 (Mercer Island, WA) concentrate in: 67% $2m+ and 15% $1m–$2m.
Are home prices in ZIP 98040 going up or down?
The median sale price is $3,700,000, up 48% year over year. Straply tracked 269 sales here over the past 12 months.
How many homes are for sale in ZIP 98040?
Straply is tracking 105 active listings in ZIP 98040 (Mercer Island, WA) out of 9,068 properties on record as of June 2026.
How old are the homes in ZIP 98040?
Most homes in ZIP 98040 (Mercer Island, WA) were built in the 1960s. About 33% were built after 1980. The newest tracked home dates to 2026.
What types of homes are in ZIP 98040?
ZIP 98040 (Mercer Island, WA) is mostly single-family homes (82% of listings). Also common: condos 17%.
How many bedrooms do homes in ZIP 98040 typically have?
The most common size in ZIP 98040 (Mercer Island, WA) is 5+ bd.
Data as of June 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.