Skip main navigation

Katherine Giouvalakis

Douglas Elliman
Contact Katherine

Recent Sales

Skip to the end of the carousel
  • $819,000
    3 bd2 ba1,732 sqft Riverhead, NY
    3 bd2 ba1,732 sqft
    Riverhead, NY
    Sold 4 months ago
    Seller
    55 Tyler Drive, Riverhead, NY, 11901
  • $750,000
    5 bd2 ba-- -- Oakdale, NY
    5 bd2 ba-- --
    Oakdale, NY
    Sold 11 months ago
    Seller
    28 Dale Drive, Oakdale, NY, 11769
  • $650,000
    3 bd1 ba-- -- East Northport, NY
    3 bd1 ba-- --
    East Northport, NY
    Sold 11 months ago
    Seller
    86 Norton Drive, East Northport, NY, 11731
  • $270,000
    1 bd1 ba-- -- East Rockaway, NY
    1 bd1 ba-- --
    East Rockaway, NY
    Sold 1 year ago
    BuyerSeller
    290 Atlantic Avenue #125, East Rockaway, NY, 11518
  • $700,000
    3 bd2 ba-- -- East Northport, NY
    3 bd2 ba-- --
    East Northport, NY
    Sold 2 years ago
    Seller
    37 Norton Drive, East Northport, NY, 11731
Skip to the beginning of the carousel
3
Sales last 12 months
76
Total sales
$255K-$1.8M
Price range
$780K
Average price

Get to know Katherine Giouvalakis

Licensed Associate Broker

Specialties
Buyer's AgentListing AgentRelocationFirst Time HomebuyersLuxury Homes
27 Years of experience

Katherine Giouvalakis's listings & sales (76)

For Sale
For Rent
Sold
This map can show the most recent 100 listings and 100 sales. Review all listings and sales below.

For Sale

Active listings data currently unavailable.

Sold (76)

Address
Sold date
Closing price
Represented
Flag Sale
8/26/2025$819,000Seller
2/11/2025$750,000Seller
1/17/2025$650,000Seller
9/19/2024$270,000Buyer and Seller
6/12/2024$700,000Seller

Katherine Giouvalakis's reviews (35)

Skip to the end of the carousel
  • 5.0
    • 8/28/2025
    • user00101489

    Sold a home in 2025.

    Katherine was a pleasure to work with. She always keep me informed on when she was showing the home as well as helping me understanding the different offers. She was ab...
    Katherine was a pleasure to work with. She always keep me informed on when she was showing the home as well as helping me underst...
    5.0
    • 2/15/2025
    • klhuhn21

    Sold a home in 2025.

    Katherine is the ultimate professional where real estate is concerned. She was in constant communication with me, set up and attended open houses providing potential buye...
    Katherine is the ultimate professional where real estate is concerned. She was in constant communication with me, set up and atten...
  • 5.0
    • 9/23/2024
    • Karin Larson

    Sold a home in 2024.

    Katherine was incredible from start to finish. She went out of her way, above and beyond, to help my sister, who has some special needs, get herself organized and packed...
    Katherine was incredible from start to finish. She went out of her way, above and beyond, to help my sister, who has some special...
    5.0
    • 1/11/2024
    • rj80829

    Sold a Single Family home in 2024 in Commack, NY.

    Katherine was a pleasure to work with. She is honest, friendly, very accessible & extremely knowledgeable. She sold a house for me that needed a lot of work & she managed...
    Katherine was a pleasure to work with. She is honest, friendly, very accessible & extremely knowledgeable. She sold a house for me...
  • 5.0
    • 8/23/2023
    • lucyzem06

    Sold a Single Family home in 2023 in Plainview, NY.

    Katherine did an excellent job in the sale of our home. Her marketing was top notch. From the photos, to the drone pictures, to the virtual tour of our house, it attrac...
    Katherine did an excellent job in the sale of our home. Her marketing was top notch. From the photos, to the drone pictures, to ...
    5.0
    • 8/5/2023
    • nickdoukakis

    Bought a home in 2023.

    I had an amazing experience working with this Katherine! Their expertise and dedication exceeded my expectations. From day one, they listened attentively to my needs, gui...
    I had an amazing experience working with this Katherine! Their expertise and dedication exceeded my expectations. From day one, th...
  • 5.0
    • 7/31/2023
    • katerynabakhnak

    Bought a home in 2023.

    We truly enjoyed working with Katherine. She was very knowledgeable in the current housing market. After describing to her our dream house she was able to pin point a num...
    We truly enjoyed working with Katherine. She was very knowledgeable in the current housing market. After describing to her our dre...
    5.0
    • 10/8/2022
    • emh536rn

    Bought a Single Family home in 2022 in Huntington station, NY.

    Katherine made the whole process of buying the house for my mom which can be very stressful very smooth. Also sold her home which went very well too. I would recommend h...
    Katherine made the whole process of buying the house for my mom which can be very stressful very smooth. Also sold her home which...
  • 5.0
    • 9/18/2022
    • kennedymr

    Sold a Single Family home in 2022 in Huntington, NY.

    Katherine is a highly motivated agent who is determined to do whatever it takes to sell your home. She properly evaluates your home and comparable past and current sales...
    Katherine is a highly motivated agent who is determined to do whatever it takes to sell your home. She properly evaluates your ho...
    5.0
    • 7/5/2022
    • Sung Cho

    Sold a Single Family home in 2022 in Smithtown, NY.

    Katherine is the best realtor! Katherine provided the perfect service to sell our home. She began with a detailed home evaluation and marketing plan. She is professional,...
    Katherine is the best realtor! Katherine provided the perfect service to sell our home. She began with a detailed home evaluation ...
Skip to the beginning of the carousel
Add a review

Katherine Giouvalakis

Douglas Elliman
3sales last 12 months
76total sales
$255K-$1.8Mprice range
$780Kaverage price
27years of experience