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Mark Costello

The Costello Group
5.0stars51 reviews
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Recent Sales

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  • 4 bd2 ba2,268 sqft Granbury, TX
    4 bd2 ba2,268 sqft
    Granbury, TX
    Sold 3 months ago
    Buyer
    3905 Bonita Ct, Granbury, TX, 76049
  • 4 bd3 ba2,236 sqft Millsap, TX
    4 bd3 ba2,236 sqft
    Millsap, TX
    Sold 3 months ago
    Seller
    560 Wilson Bend Rd, Millsap, TX, 76066
  • 4 bd3 ba2,880 sqft Fort Worth, TX
    4 bd3 ba2,880 sqft
    Fort Worth, TX
    Sold 4 months ago
    Seller
    4512 Ranch View Rd, Fort Worth, TX, 76109
  • 1 bd1 ba432 sqft White Settlement, TX
    1 bd1 ba432 sqft
    White Settlement, TX
    Sold 4 months ago
    Seller
    309 Hallvale Dr, White Settlement, TX, 76108
  • 1 bd1 ba456 sqft White Settlement, TX
    1 bd1 ba456 sqft
    White Settlement, TX
    Sold 4 months ago
    Seller
    313 Hallvale Dr, White Settlement, TX, 76108
  • See more
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21
Sales last 12 months
202
Total sales
$86K-$2M
Price range
$435K
Average price

Get to know Mark Costello

Broker

About The Costello Group

Top 10% DFW Realtors | 100+ 5-Star Reviews | Full-Service Expertise

We’re Mark and Brandy Costello, a husband-and-wife real estate team based in Weatherford, Parker County, originally founded in North Dallas (Collin County). With over 100 five-star reviews and production that ranks us in the top 10% of agents across DFW, we offer a hands-on, high-touch experience that goes far beyond traditional real estate.

We specialize...

Specialties
Property Management
12 Years of experience
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Mark Costello's sales and listings (211)

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

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Sold (202)

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For sale (6)

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For rent (3)

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Mark Costello's reviews (51)

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  • 5.0
    • 8/20/2026
    • • MattWilliams372

    Sold a Single Family home in 2026 in Millsap, TX.

    Great realtor! Great family! Great relationship! Mark made the process of selling my mom’s home seamless. Could not ask for a better experience. We went through several ...
    Great realtor! Great family! Great relationship! Mark made the process of selling my mom’s home seamless. Could not ask for a bett...
    5.0
    • 3/24/2026
    • • Jeff&Audrey

    Helped me rent a Single Family home in John t white, Fort worth, TX.

    We had an outstanding experience working with Mark Costello of The Costello Group. From the very beginning, he was responsive, knowledgeable, and genuinely invested in he...
    We had an outstanding experience working with Mark Costello of The Costello Group. From the very beginning, he was responsive, kno...
  • 5.0
    • 3/23/2026
    • • Jeff Heinemeyer

    Helped me rent a Single Family home in John t white, Fort worth, TX.

    We had an outstanding experience working with Mark Costello and the Costello Group to find and secure our rental home. From the very beginning, Mark was responsive, proa...
    We had an outstanding experience working with Mark Costello and the Costello Group to find and secure our rental home. From the v...
    5.0
    • 11/25/2025
    • • dcancino94

    Bought a Single Family home in 2025 in Park forest, Plano, TX.

    Working with Mark for the second time has been an exceptional experience. His dedication and availability made it possible to move quickly through the home-buying process...
    Working with Mark for the second time has been an exceptional experience. His dedication and availability made it possible to move...
  • 5.0
    • 8/29/2025
    • • jwconnell51

    Sold a home in 2025.

    I've personally bought and sold homes in several different states and never had such a great, professional Real Estate agent as Mark. My son referred me me to Mark who h...
    I've personally bought and sold homes in several different states and never had such a great, professional Real Estate agent as Ma...
    5.0
    • 4/17/2025
    • • laurenrisser

    Bought and sold a Single Family home in 2025 in Canyon creek, Granbury, TX.

    I have been working with Mark for 3+ years, and I truly cannot sing his praises high enough. He is exceptional. Some of the qualities that make Mark stand out against any...
    I have been working with Mark for 3+ years, and I truly cannot sing his praises high enough. He is exceptional. Some of the qualit...
  • 5.0
    • 12/2/2024
    • • dawn joseph

    Bought and sold a home in 2024.

    ?I’m incredibly pleased with the service I received from The Costello Group, LLC. Mark has been such a pleasure to work with. My house was sold within 2 weeks of it being...
    ?I’m incredibly pleased with the service I received from The Costello Group, LLC. Mark has been such a pleasure to work with. My h...
    5.0
    • 4/12/2024
    • • magiwitch19242

    Bought and sold a Single Family home in 2024 in Weatherford, TX.

    Since we have lived in US we have been very lucky to have chosen the best realtors both in California and now in Texas. The Costello Group were fantastic. Their marketi...
    Since we have lived in US we have been very lucky to have chosen the best realtors both in California and now in Texas. The Coste...
  • 5.0
    • 7/24/2023
    • • crystal wright

    Sold a Single Family home in 2023 in Denton, TX.

    I was on the fence about selling to an investor or selling on the market. Mark convinced us we could potentially lose a lot of money if we sold to an investor. He made th...
    I was on the fence about selling to an investor or selling on the market. Mark convinced us we could potentially lose a lot of mon...
    5.0
    • 6/16/2022
    • • user38938687

    Bought a Single Family home in 2022 in Godley, TX.

    Mark Costello is the man! Over the past few years Casey has purchased and sold homes through the Costello Group Real Estate, and all have been great experiences. It was o...
    Mark Costello is the man! Over the past few years Casey has purchased and sold homes through the Costello Group Real Estate, and a...
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Service areas (18)

Mark Costello

The Costello Group
5.0stars51 reviews
21sales last 12 months
202total sales
$86K-$2Mprice range
$435Kaverage price
12years of experience
(225) 287-0883
(817) 662-2716
mark@movingthemetroplex.com
3203 Deer Path Ln
Weatherford, TX, 76085