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John Mahon Jr

CASTO Residential Realty
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Recent Sales

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  • $405,000
    3 bd3 ba1,938 sqft Columbus, OH
    3 bd3 ba1,938 sqft
    Columbus, OH
    Sold 11 days ago
    BuyerSeller
    3802 Ravens Glen Dr, Columbus, OH, 43221
  • $850,000
    5 bd5 ba4,100 sqft Grove City, OH
    5 bd5 ba4,100 sqft
    Grove City, OH
    Sold 18 days ago
    Buyer
    1744 Pinnacle Club Dr, Grove City, OH, 43123
  • $275,000
    2 bd3 ba1,481 sqft Dublin, OH
    2 bd3 ba1,481 sqft
    Dublin, OH
    Sold 25 days ago
    Buyer
    5341 Mystic Falls Dr #58, Dublin, OH, 43016
  • $345,000
    3 bd2 ba1,563 sqft Hilliard, OH
    3 bd2 ba1,563 sqft
    Hilliard, OH
    Sold 28 days ago
    Buyer
    5671 Saucony Dr, Hilliard, OH, 43026
  • $486,000
    3 bd3 ba2,876 sqft Grove City, OH
    3 bd3 ba2,876 sqft
    Grove City, OH
    Sold 3 months ago
    Buyer
    1294 Carnoustie Cir, Grove City, OH, 43123
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25
Sales last 12 months
260
Total sales
$150K-$1.5M
Price range
$467K
Average price

Get to know John Mahon Jr

Principal Agent/REALTOR®

Specialties
Buyer's AgentListing AgentRelocationCommercial PropertiesInvestment PropertiesLuxury Homes
13 Years of experience

John Mahon Jr's listings & sales (261)

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 (1)

Sold (260)

Address
Sold date
Closing price
Represented
Flag Sale
2/20/2026$405,000Buyer and Seller
2/13/2026$850,000Buyer
2/6/2026$275,000Buyer
2/3/2026$345,000Buyer
12/8/2025$486,000Buyer

John Mahon Jr's reviews (51)

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  • 5.0
    • 2/6/2026
    • Elizabeth Sailor

    Bought a Condo home in 2026 in Tuttle west, Dublin, OH.

    John was great to work with and made buying my first home a really smooth experience. He was knowledgeable, responsive, and always happy to explain things along the way. ...
    John was great to work with and made buying my first home a really smooth experience. He was knowledgeable, responsive, and always...
    5.0
    • 7/18/2025
    • kcasto4

    Bought a Single Family home in 2025 in Bexley, OH.

    I could not have been more impressed with my experience purchasing a home, under the guidance of CASTO Realty. They were very attentive & patient throughout the process. ...
    I could not have been more impressed with my experience purchasing a home, under the guidance of CASTO Realty. They were very atte...
  • 5.0
    • 1/4/2025
    • bryson2727

    Bought a Single Family home in 2025 in North hilltop, Columbus, OH.

    This is my first time purchasing a home and John went above and beyond with absolutely everything he did to help me get my house. I would highly recommend him in his team...
    This is my first time purchasing a home and John went above and beyond with absolutely everything he did to help me get my house. ...
    5.0
    • 12/13/2024
    • zuser20171101191013618

    Bought a Single Family home in 2024 in Pickerington, OH.

    I had a fantastic experience working with John to buy my home. He took the time to understand my needs, provided valuable market insights, and was always quick to answer ...
    I had a fantastic experience working with John to buy my home. He took the time to understand my needs, provided valuable market i...
  • 5.0
    • 11/26/2024
    • Angel medina

    Bought a Single Family home in 2024 in South side can, Columbus, OH.

    John did an amazing job helping my fiance and I to buy our first property. The process was very smooth, practical, he worked with our schedule and at our convenience all ...
    John did an amazing job helping my fiance and I to buy our first property. The process was very smooth, practical, he worked with ...
    5.0
    • 6/1/2024
    • terryhammo

    Sold a home in 2024.

    John was VERY professional, knowledgeable, strategic, communicable, and easy to work with throughout the entire process of selling our downtown commercial property. He g...
    John was VERY professional, knowledgeable, strategic, communicable, and easy to work with throughout the entire process of selling...
  • 5.0
    • 5/25/2024
    • 675jmp

    Bought a Single Family home in 2024 in Marysville, OH.

    John was great to work with! He seemed to understand what we were looking for and answered all of our questions which we had a lot of as first time homebuyers. He consist...
    John was great to work with! He seemed to understand what we were looking for and answered all of our questions which we had a lot...
    5.0
    • 2/29/2024
    • Emma Ciesick

    Bought a home in 2024.

    John was the absolute best support system and leader when it came to the home-buying process. He was patient with us and worked to understand what we valued and were look...
    John was the absolute best support system and leader when it came to the home-buying process. He was patient with us and worked to...
  • 5.0
    • 2/8/2024
    • laura22wilson93

    Bought a Single Family home in 2024 in Summit view woods, Powell, OH.

    John was great through the whole process. He was very knowledgeable in many different markets of the Greater Columbus area. We found the perfect place to call home.
    John was great through the whole process. He was very knowledgeable in many different markets of the Greater Columbus area. We f...
    5.0
    • 1/26/2024
    • ZacKar

    Bought a Single Family home in 2024 in Summit view woods, Powell, OH.

    Extremely solid agent, very knowledgeable and courteous. We had a pleasant time partnering with John in the search of our new home. I plan on working with him again in t...
    Extremely solid agent, very knowledgeable and courteous. We had a pleasant time partnering with John in the search of our new home...
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John Mahon Jr

CASTO Residential Realty
25sales last 12 months
260total sales
$150K-$1.5Mprice range
$467Kaverage price
13years of experience