John Mangini

NextHome Premier

24 Years of Experience

(105)

$28.5M

Total Sales Last Year

Years of Experience

Recent TransactionsTransactions from the last 3 years

$1.1M

Average Price Point

Service Areas

Warren, NJ

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About John Mangini

Warren NJ Expert

OTHER LANGUAGES

English

Specialties

Buyers
Sellers
Residential Property
Commercial Property

Awards

2026
TOP AGENT
Warren, NJ

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John Mangini's Reviews & Ratings

105 Reviews

(5/5)

Note: Reviews may include other agents on their team

What clients say about this agent....

Responsive
Professional
Knowledgeable
Communicative
Outstanding
Trustworthy
Available Remotely
Excellent negotiator
Attentive
Hard working

Usm505

Review for Member: John Mangini

January 15, 2026

Local Knowledge

Process Expertise

Responsiveness

Negotiation skills

ZillowVERIFIED

For this senior, single homeowner making a first home sale, John was the perfect choice. Having regularly received Johns data analysis mailings of the real estate market in Warren, I knew he had a deeply studied knowledge of home values. When my time to move arrived, I read his numerous client reviews as well. Now, post home closing, I can heartily verify the excellence expressed is definitely not overstated. Although visitors to my home regularly made positive comments, John aEUR~s recommendations for bringing it to market readiness yielded most welcome results. Contracts came in quickly from the well-attended Open House. In 2025s turbulent market, Johns extensive expertise and professional demeanor quickly gained my confidence. His willingness to help with the smallest details, thorough explanations of every step of the process, and quick response to my calls, confirmed throughout that I could not have made a better choice for a realtor.

P G.

Review for Member: John Mangini

January 7, 2026

Local Knowledge

Process Expertise

Responsiveness

Negotiation skills

ZillowVERIFIED

John was an excellent realtor and a pleasure to work with throughout our home purchase. He was knowledgeable, responsive, and guided us through every step of the process with clarity and confidence. We always felt well-informed and supported. Highly recommend John to anyone looking for a reliable and trustworthy real estate professional.

Ddbwater

Review for Member: John Mangini

October 22, 2025

Local Knowledge

Process Expertise

Responsiveness

Negotiation skills

ZillowVERIFIED

John was very helpful & easy to work with. Selling process was explained clearly & all questions were addressed timely. Listing price was spot on ! & house sold quickly for more than asking. I would definatly reccommend John for all your buying/selling needs !

The4kellers8

Review for Member: John Mangini

October 20, 2025

Local Knowledge

Process Expertise

Responsiveness

Negotiation skills

ZillowVERIFIED

John Mangini did an outstanding job in selling our house. Johns knowledge, professionalism and guidance through every step in the process was truly remarkable. His recommendations with respect to listing price, house staging, marketing strategies and bid negotiations made him an invaluable resource. I will never buy or sell real estate without John in my corner.

User80135988

Review for Member: John Mangini

September 19, 2025

Local Knowledge

Process Expertise

Responsiveness

Negotiation skills

ZillowVERIFIED

John was very knowledgeable, professional and helpful in every possible way in selling our Warren home. He really went above and beyond providing help with his valuable resources. He even spent time with many trips to storage for us. The whole family was very grateful for John's help in making this selling experience a successful one.