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Debbie Constantine

John L. Scott Mercer Island
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Recent Sales

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  • $1,789,000
    3 bd4 ba3,571 sqft Mercer Island, WA
    3 bd4 ba3,571 sqft
    Mercer Island, WA
    Sold 2 months ago
    Seller
    3304 81st Place SE #D, Mercer Island, WA, 98040
  • $4,545,000
    3 bd4 ba3,080 sqft Mercer Island, WA
    3 bd4 ba3,080 sqft
    Mercer Island, WA
    Sold 4 months ago
    Buyer
    6939 SE Allen Street, Mercer Island, WA, 98040
  • $2,050,000
    4 bd3 ba3,270 sqft Mercer Island, WA
    4 bd3 ba3,270 sqft
    Mercer Island, WA
    Sold 4 months ago
    Seller
    9411 SE 54th Street, Mercer Island, WA, 98040
  • $1,950,000
    5 bd5 ba3,604 sqft Seattle, WA
    5 bd5 ba3,604 sqft
    Seattle, WA
    Sold 4 months ago
    Buyer
    10702 39th Avenue NE, Seattle, WA, 98125
  • $529,000
    1 bd1 ba1,300 sqft Mercer Island, WA
    1 bd1 ba1,300 sqft
    Mercer Island, WA
    Sold 5 months ago
    Seller
    2920 76th Avenue SE #105, Mercer Island, WA, 98040
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10
Sales last 12 months
159
Total sales
$320K-$4.5M
Price range
$1.7M
Average price

Get to know Debbie Constantine

Managing Broker

Specialties
Buyer's AgentListing AgentRelocationRentals
21 Years of experience

Debbie Constantine's listings & sales (159)

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For Rent
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Sold (159)

Debbie Constantine's reviews (57)

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  • 5.0
    • 8/12/2025
    • Pauline Smith

    Bought and sold a home in 2025.

    Debbie helped me purchase my single family home on Mercer Island 15-years ago, and this year she helped me sell it. Her knowledge of the local market, the preparation req...
    Debbie helped me purchase my single family home on Mercer Island 15-years ago, and this year she helped me sell it. Her knowledge ...
    5.0
    • 8/7/2025
    • Randy Geller

    Sold a Single Family home in 2025 in Mercer island, WA.

    Debbie was irreplaceable and invaluable in assiting me with all of the work necessary to prepare my elderly father's house for sale and then selling it quickly and effici...
    Debbie was irreplaceable and invaluable in assiting me with all of the work necessary to prepare my elderly father's house for sal...
  • 5.0
    • 7/24/2025
    • jeff17580

    Sold a Condo home in 2025 in Mercer island, WA.

    I had a very good experience with Debbie as my realtor. From the minute I told her I wanted to sell my condo until the day we closed she was on top of everything . She ar...
    I had a very good experience with Debbie as my realtor. From the minute I told her I wanted to sell my condo until the day we clos...
    5.0
    • 7/22/2025
    • Alex Robbs

    Bought a Single Family home in 2025 in Mercer island, WA.

    Debbie is an amazing agent on the Eastside. When we began looking for our forever home on Mercer Island she jumped in to help and immediately came up with on and off mark...
    Debbie is an amazing agent on the Eastside. When we began looking for our forever home on Mercer Island she jumped in to help and ...
  • 5.0
    • 3/11/2025
    • slouvel5

    Bought a Condo home in 2025 in First hill, Seattle, WA.

    Debbie is an all-star agent who goes the extra mile (and more) to make sure you are happy, you get the best service possible. Debbie was my agent on the purchasing side i...
    Debbie is an all-star agent who goes the extra mile (and more) to make sure you are happy, you get the best service possible. Debb...
    5.0
    • 11/27/2024
    • Narendra Gidwani

    Bought a Single Family home in 2024 in Mercer island, WA.

    It was a pleasure working with Debbie to close on our new home. We loved the place and wanted to close fast without any hassle. It was obvious she had a lot of experience...
    It was a pleasure working with Debbie to close on our new home. We loved the place and wanted to close fast without any hassle. It...
  • 5.0
    • 10/10/2024
    • carolpo

    Sold a Condo home in 2024 in Montreux, Issaquah, WA.

    Debbie is a knowledgeable, trustworthy real estate agent who works hard for her clients though the entire selling process. The sale of my Mother's condo was a bit tricky...
    Debbie is a knowledgeable, trustworthy real estate agent who works hard for her clients though the entire selling process. The sa...
    5.0
    • 7/29/2024
    • Rich10081

    Bought a Condo home in 2024 in Mercer island, WA.

    Debbie handled our purchase of a condo on Mercer Island. She was exceptionally responsive and knowledgeable. She showed us a number of units, and when she wasn't availabl...
    Debbie handled our purchase of a condo on Mercer Island. She was exceptionally responsive and knowledgeable. She showed us a numbe...
  • 5.0
    • 7/11/2024
    • jlhamfam

    Bought a Single Family home in 2024 in Mercer island, WA.

    Debbie did an outstanding job of helping us buy our home on Mercer Island. We had been looking with her for awhile, and she was very patient throughout the process. In th...
    Debbie did an outstanding job of helping us buy our home on Mercer Island. We had been looking with her for awhile, and she was ve...
    5.0
    • 7/4/2024
    • CSSTERN13

    Bought a home in 2024.

    We loved working with Debbie! We were relocating from another state and Debbie took the time to take us to many different Seattle neighborhoods so we could get a feel for...
    We loved working with Debbie! We were relocating from another state and Debbie took the time to take us to many different Seattle ...
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Debbie Constantine

John L. Scott Mercer Island
10sales last 12 months
159total sales
$320K-$4.5Mprice range
$1.7Maverage price
21years of experience