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Dean Sine
Sine & Monaghan, RealtorsMember of Sine & Monaghan Realtors
5.027 reviews
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Sold
For sale
5.0
Featured Review
Due to our planned relocation, we engaged Dean Sine to sell our property in Grosse Pointe. A month later, encouraged by the quick sale at an attractive price of the property, we engaged him again to sell our second property in Saint Clair, Michigan whic...
Due to our planned relocation, we engaged Dean Sine to sell our property in Grosse Pointe. A month later, encouraged by the quick sale at an attractive price of the property, we engaged him again to sell our second property in Saint Clair, Michigan whic...
Due to our planned relocation, we engaged Dean Sine to sell our property in Gros...
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27
Sales last 12 months
994
Total sales
$77K-$2.1M
Price range
$622K
Average price

Featured sales

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  • $525,000
    4 bd4 ba2,526 sqft Grosse Pointe Park, MI
    4 bd4 ba2,526 sqft
    Grosse Pointe Park, MI
    Sold 9 months ago
    Seller
    1415 Harvard Rd, Grosse Pointe Park, MI 48230
  • $840,000
    5 bd4 ba4,251 sqft Grosse Pointe Shores, MI
    5 bd4 ba4,251 sqft
    Grosse Pointe Shores, MI
    Sold 1 year ago
    Seller
    88 Sunningdale Dr, Grosse Pointe Shores, MI 48236
  • $842,000
    4 bd5 ba4,200 sqft Grosse Pointe Farms, MI
    4 bd5 ba4,200 sqft
    Grosse Pointe Farms, MI
    Sold 2 years ago
    Buyer
    268 Lewiston Rd, Grosse Pointe Farms, MI 48236
  • $1,475,000
    5 bd5 ba8,316 sqft Grosse Pointe Shores, MI
    5 bd5 ba8,316 sqft
    Grosse Pointe Shores, MI
    Sold 2 years ago
    Buyer
    835 Lake Shore Rd, Grosse Pointe Shores, MI 48236
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Get to know Dean Sine

Real Estate Professional

Dean Sine is a Broker/Realtor with Sine & Monaghan, Realtors, serving clients throughout Grosse Pointe, St. Clair Shores, and surrounding Metro Detroit communities. With decades of real estate experience, Dean is known for his professionalism, market knowledge, and straightforward approach. He works with buyers, sellers, investors, and landlords across residential, luxury, and commercial real estate, with a focus on strong guidance, skilled negot...

Specialties
Buyer's AgentListing AgentRelocationCommercial PropertiesNotaryFirst Time HomebuyersMilitary/VeteransLuxury HomesNew ConstructionLot/Land
35 Years of experience
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Dean offers Showcase to make listings stand out

helps homes sell faster and for more with increased exposure on Zillow, a virtual tour, and an interactive floor plan.

Dean Sine's sales and listings (997)

This map and property list shows the most recent 100 sales and 100 listings

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Sold (994)

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For sale (3)

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  • Sine & Monaghan LLC
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Dean Sine's reviews (27)

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  • 5.0
    • 9/2/2026
    • • Amy Brauer

    Sold a Single Family home in 2026 in Grosse pointe, MI.

    Moving is one of the most stressful times in a person’s life, but Dean helps make the experience more manageable. His calm and friendly demeanor helped put me at ease whi...
    Moving is one of the most stressful times in a person’s life, but Dean helps make the experience more manageable. His calm and fri...
    5.0
    • 8/21/2026
    • • scotthensler

    Bought and sold a Single Family home in 2026 in Grosse pointe park, MI.

    Dean helped us find our dream home and quickly sell our previous home. I don’t think you’ll find a more knowledgeable and experienced real estate agent in the Grosse Po...
    Dean helped us find our dream home and quickly sell our previous home. I don’t think you’ll find a more knowledgeable and experi...
  • 5.0
    • 7/3/2026
    • • freyand2

    Sold a home in 2026.

    Dean was instrumental in the sale of my condo and made the entire experience incredibly easy and painless. I would recommend him to anyone looking to buy or sell a home.
    Dean was instrumental in the sale of my condo and made the entire experience incredibly easy and painless. I would recommend him t...
    5.0
    • 4/7/2026
    • • PattiTischbein

    Sold a home in 2026.

    Dean was exceptional to work with from start to finish. He brought great insight to pricing and strategy, communicated clearly throughout the process, and handled negotia...
    Dean was exceptional to work with from start to finish. He brought great insight to pricing and strategy, communicated clearly thr...
  • 5.0
    • 12/18/2025
    • • jack beeber

    Bought a Single Family home in 2025 in Saint clair shores, MI.

    Dean did an outstanding job helping my wife and I find our first ever home. Dean was patient and understanding. He always found time to tour homes with us. He was neve...
    Dean did an outstanding job helping my wife and I find our first ever home. Dean was patient and understanding. He always found ...
    5.0
    • 10/2/2024
    • • smmomjian

    Sold a Single Family home in 2024 in Saint clair, MI.

    Due to our planned relocation, we engaged Dean Sine to sell our property in Grosse Pointe. A month later, encouraged by the quick sale at an attractive price of the prop...
    Due to our planned relocation, we engaged Dean Sine to sell our property in Grosse Pointe. A month later, encouraged by the quick...
  • 5.0
    • 3/30/2023
    • • rwarner141

    Sold a Single Family home in 2023 in Grosse pointe, MI.

    Dean is very knowledgeable in both the local housing market as well as the architecture of homes. He went above and beyond on a number of occasions meeting with inspect...
    Dean is very knowledgeable in both the local housing market as well as the architecture of homes. He went above and beyond on a ...
    5.0
    • 3/30/2020
    • • George Berg

    Sold a Single Family home in 2012 in Grosse pointe farms, MI.

    I have bought and sold four homes with Dean. In every case the transaction went very smooth and quick. His knowledge of the local market is exceptional.
    I have bought and sold four homes with Dean. In every case the transaction went very smooth and quick. His knowledge of the loca...
  • 5.0
    • 3/30/2020
    • • cwellington10

    Bought a Single Family home in 2019 in Grosse pointe, MI.

    Dean was our realtor in purchasing a home. He began searching what we wanted and took us out immediately to see homes. Any time we asked, he made time to take us to see...
    Dean was our realtor in purchasing a home. He began searching what we wanted and took us out immediately to see homes. Any time ...
    5.0
    • 3/27/2020
    • • kblazoff

    Consulted me on buying or selling a home in MI 48236.

    Respectful, trusting, informative and will to share knowledge about local real estate and area. The company is a main stay of Michigan. Always available for any question...
    Respectful, trusting, informative and will to share knowledge about local real estate and area. The company is a main stay of Mich...
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Dean Sine

Sine & Monaghan, RealtorsMember of Sine & Monaghan Realtors
5.027 reviews
27sales last 12 months
994total sales
$77K-$2.1Mprice range
$622Kaverage price
35years of experience
(313) 550-5335
(313) 550-5335
deansine@gmail.com
18412 Mack Avenue
Grosse Pointe Farms, MI, 48236