98040's Top REALTORS® And Real Estate Agents
98040 is a zip code in Mercer Island, WA. Here are the Top Real Estate Agents that service 98040.
Top Agent
$469M
All-Time Sales
$1.4M - $28.5M
Price Range
6%
Negotiated Off List
Top Agent$272.8M
All-Time Sales
$720K - $7.5M
Price Range
303
Total Number Of Homes Sold
Top Agent
(25)
Sharon Glatz Scott
Sotheby's International Real Estate
14 Years of experience
5+ Sales in the last 12 months
$84.2M
All-Time Sales
$550K - $2.5M
Price Range
122
Total Number Of Homes Sold
Top Agent$1.21B
All-Time Sales
$840K - $7M
Price Range
6%
Negotiated Off List
Top Agent$253.3M
All-Time Sales
$820K - $5.5M
Price Range
7%
Negotiated Off List
Top Agent$1.82B
All-Time Sales
$640K - $14M
Price Range
5%
Negotiated Off List
Top Agent(24)
Mary Lee
Realogics Sotheby's International Realty
39 Years of experience
11+ Sales in the last 12 months
$394.3M
All-Time Sales
$650K - $7.2M
Price Range
488
Total Number Of Homes Sold
Top Agent$503M
All-Time Sales
$1.4M - $8.3M
Price Range
283
Total Number Of Homes Sold
Top Agent(53)
John Madrid
Realogics Sotheby's International Realty
23 Years of experience
22+ Sales in the last 12 months
$372.9M
All-Time Sales
$780K - $8M
Price Range
4%
Negotiated Off List
Top Agent$157.2M
All-Time Sales
$310K - $3.4M
Price Range
412
Total Number Of Homes Sold
The 98040 Housing Market
Verified MLS market data for the 98040 zip code in Mercer Island, WA as of July 2026.
Median Sale Price
$2.45M
Median Days on Market
9 days
Sale-to-List Price
98.8%
Homes Sold (monthly)
27
Across all of Mercer Island: $2.45M median and 9 days on market.
In 98040 specifically, ranked agents on EffectiveAgents closed 27 verified sales in the last 12 months, with a median sale price of $2.67M.
Zip market data through July 2026. Agent sales figures reflect verified sales by ranked agents, not total market volume.
Top Realtors by Zip Code in Mercer Island, WA
Why you need a Top Real Estate Agent in 98040, WA
98040 has 19 active real estate agents for you to choose from. How do you know if you're selecting the best one in your area? Simple: EffectiveAgents has analyzed the performance history and past transactions of every agent in 98040.
How We Rank 98040 Real Estate Agents
Our rankings are built from verified transaction data, not advertising spend. For every agent we analyze more than fifteen performance signals, including recent and all-time sales, days on market, negotiation results, price-point fit, and verified reviews.
Agents cannot pay for placement in these rankings. The underlying data refreshes as new closed transactions are reported, so rankings shift with real market performance. Learn how we rank agents.
Rankings reviewed by Kevin Stuteville, Licensed Florida Real Estate Broker (License BK3068131), Founder of EffectiveAgents.
Data last updated: July 2026
Frequently Asked Questions
You have questions.
Luckily, we have answers.
How many realtors are there in 98040?
There are 19 real estate agents in 98040.
Who are the top real estate agents in 98040?
Top selling real estate agents in 98040 include Joan Bayley, Kelli Howison, Sharon Glatz Scott, Roy Towse and Felix Ceballos.
What is the best time of year to sell a home in the Mercer Island area?
Based on the last 24 months of verified MLS market data, homes in the Mercer Island area sell fastest and closest to asking price when they go under contract in March. To hit that window, plan to list around March.
How much do homes sell for in 98040?
Ranked agents on EffectiveAgents closed 27 verified sales in 98040 over the last 12 months, with a median sale price of $2,675,000.
Free Real Estate Calculators
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