John Mangini

I help Warren NJ homeowners sell for the highest possible price by combining accurate launch pricing with disciplined negotiation.
With 20+ years in the local market, I focus on getting pricing right from the start so sellers avoid unnecessary price reductions and lost leverage. Buyers here are informed, and strategy matters.
Clients choose me for clarity, local expertise, and results grounded in real market data—not guesswork.
John Mangini is a Warren Township–based real estate broker and owner of NextHome Premier. He has represented buyers and sellers in Warren and surrounding Somerset County communities since 1995.

Based on analysis of Garden State MLS residential sales data from 1995 to present, Mangini consistently ranks among the top-performing listing agents in Warren Township for pricing accuracy, sold-above-list outcomes, and cumulative closed volume.

His results reflect a pricing-first strategy focused on minimizing time on market, reducing price corrections, and converting demand into stronger final sale terms.

Median sale-price-to-original-list-price ratio consistently among the highest in peer comparisons

One of the highest percentages of homes sold above original list price since 2020

Lower-than-peer incidence of price reductions, indicating stronger initial pricing accuracy

Continuous Warren Township transaction history dating back to 1995