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Mark Duke

ERA Duke RealtorsLead of team
4.829 team reviews
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Recent Sales

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  • $205,000
    2 bd1 ba-- -- High Bridge, NJ
    2 bd1 ba-- --
    High Bridge, NJ
    Sold 23 days ago
    Seller
    27 Central Ave, High Bridge, NJ, 08829
  • $142,000
    2 bd2 ba-- -- Oxford, NJ
    2 bd2 ba-- --
    Oxford, NJ
    Sold 2 months ago
    Seller
    89 Back Street, Oxford, NJ, 07863
  • $135,000
    2 bd2 ba-- -- Oxford Township, NJ
    2 bd2 ba-- --
    Oxford Township, NJ
    Sold 4 months ago
    BuyerSeller
    45 Back Street, Oxford Township, NJ, 07863
  • $5,500
    -- bd-- ba-- -- Pt Murray, NJ
    -- bd-- ba-- --
    Pt Murray, NJ
    Sold 5 months ago
    Seller
    0 Frome Street, Pt Murray, NJ, 07865
  • $465,000
    3 bd2 ba-- -- Hackettstown, NJ
    3 bd2 ba-- --
    Hackettstown, NJ
    Sold 5 months ago
    Seller
    128 College View Dr, Hackettstown, NJ, 07840
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16
Sales last 12 months
558
Total sales
$18K-$610K
Price range
$236K
Average price

Get to know the team

Broker, CEO

Mark Duke is the Broker, Owner of ERA Duke Realtors with over 30 years of experience in Real Estate sales throughout Northern New Jersey serving Warren, Sussex, Morris and Hunterdon Counties.

Mark started his Real Estate career in 1978 while in his early twenty's achieving a high degree of success rapidly. After working as an agent and then as a manager for two different nationwide real estate company's, Mark obtained his broker's license and fo...

Specialties
Buyer's AgentListing AgentForeclosure
42 Years of experience
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Team sales and listings (569)

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

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Sold (558)

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For sale (11)

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  • Era Duke Realtors
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Team reviews (29)

Reviews represent all team members.

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  • 5.0
    • 3/2/2026
    • • MaggieCallahan3

    Bought a Single Family home in 2026 in Washington twp., NJ.

    Review for: Mark Duke
    Mark was absolutely marvelous to work with from start to finish. On our first call, before we even agreed to work with him, he spent over an hour on the phone with me goi...
    Mark was absolutely marvelous to work with from start to finish. On our first call, before we even agreed to work with him, he spe...
    5.0
    • 6/11/2023
    • • leedsmasonry

    Sold a home in 2023.

    Review for: Mark Duke
    Mark was hands on through the whole process from listing to closing . We sold the house for what Mark told us it would sell at and his knowledge and expertise made workin...
    Mark was hands on through the whole process from listing to closing . We sold the house for what Mark told us it would sell at and...
  • 5.0
    • 11/7/2022
    • • peggottypoo

    Found a tenant for a Multiple Occupancy home in Oxford, NJ.

    Review for: Mark Duke
    I have used Mark Duke for better than 10 years. The office is responsive to messages and always returns calls and e-mails promptly. They are friendly, professional and l...
    I have used Mark Duke for better than 10 years. The office is responsive to messages and always returns calls and e-mails promptl...
    5.0
    • 11/7/2022
    • • toninieratko

    Sold a Vacant Land home in 2021 in Harmony, NJ.

    Review for: Mark Duke
    Professional and returned calls in a timely manner, knows the area and people who need to be connected in reference to sale . I felt protected with Mark as our Realtor. W...
    Professional and returned calls in a timely manner, knows the area and people who need to be connected in reference to sale . I fe...
  • 5.0
    • 9/16/2016
    • • TylerBarbee13

    Bought a Single Family home in 2016 in Washington, NJ.

    Review for: Mark Duke
    This is the first house that my wife and I were looking to purchase, and we couldn't have made a better selection in having Mark Duke as our realtor. Mark is exceptional...
    This is the first house that my wife and I were looking to purchase, and we couldn't have made a better selection in having Mark D...
    5.0
    • 8/26/2016
    • • nbrown1012

    Bought a Single Family home in 2016 in Mountain lake, Belvidere, NJ.

    Review for: Mark Duke
    Mark Duke is the best! I've used him for several transactions that were far from easy, but Mark made them happen without breaking a sweat. He's the ultimate professional...
    Mark Duke is the best! I've used him for several transactions that were far from easy, but Mark made them happen without breaking ...
  • 5.0
    • 12/22/2015
    • • patburkeemail

    Sold a Single Family home in 2015 in Washington, NJ.

    Review for: Mark Duke
    I did not realize how difficult it would be to sell my home until I tried earlier this year. Thank goodness I signed on with Mark Duke of ERA Duke Realtors.I had met with...
    I did not realize how difficult it would be to sell my home until I tried earlier this year. Thank goodness I signed on with Mark ...
    5.0
    • 12/3/2015
    • • user92373029

    Bought a Single Family home in 2015 in Bridgeville, White twp., NJ.

    Review for: Mark Duke
    Mark was very nice and personable during the entire process. He was a great help in finding homes fitting my budget and getting the ball rolling once I found something I ...
    Mark was very nice and personable during the entire process. He was a great help in finding homes fitting my budget and getting th...
  • 5.0
    • 8/19/2015
    • • adprdp

    Bought a Single Family home in 2015 in Belvidere, NJ.

    Review for: Mark Duke
    Mark was a pleasure to do business with. We had many questions and he answered them for us and was with us every step of the way. He has a wealth of knowledge and is hap...
    Mark was a pleasure to do business with. We had many questions and he answered them for us and was with us every step of the way....
    5.0
    • 8/5/2015
    • • user90137883

    Bought a home in 2015.

    Review for: Mark Duke
    Was recommended to me by a friend who was knowledgeable in real estate in Western NJ after I had been searching with another realtor for 4 months without finding what I w...
    Was recommended to me by a friend who was knowledgeable in real estate in Western NJ after I had been searching with another realt...
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Service areas (34)

Mark Duke

ERA Duke RealtorsLead of team
4.829 team reviews
16sales last 12 months
558total sales
$18K-$610Kprice range
$236Kaverage price
42years of experience
(908) 500-6124
(908) 500-6124
m7duke@yahoo.com
304 E Washington Ave
Washington, NJ, 07882