Duffy John Fuel CO
HVAC contractor in Newark, NJ 07114
About this company
Duffy John Fuel CO is listed as an HVAC contractor at 453 Mulberry St in Newark, New Jersey, in Essex County. Federal motor carrier records list 16 drivers and 28 trucks for the company. It is one of 1 HVAC companies in ZIP 07114.
Other HVAC companies nearby
Alternative Power Con217 Elm St, Newark
0.8 mi(973) 732-5551
V Pereira Central Heat and Cooling LLC121 Rome St, Newark
1.6 mi(973) 392-2574
One Time Home Services LLC72 Huntington Ter, Newark
1.9 mi(973) 926-0008
Maverick Ambitions HVAC- Newark's Experts52 Cypress St, Newark
2.1 mi(862) 599-2995
Fleet Heat Express133 Williamson Ave # 1, Hillside
2.6 mi(973) 923-1722
Housing market around ZIP 07114
Figures describe the local area, not this company.
Typical home value$452,000−4.3% past year · +85% in 10 years
Typical rent$1,926−2.4% past year
12-month value outlook+1.4%
New homes permitted, 20253,657Essex County
Days to sale agreement33New York metro · 32 a year ago
Listings with a price cut16.6%New York metro
Sale price vs list102.3%New York metro
New construction sales390New York metro, Aug · −29% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Essex County permitted 3,657 new homes in 2025, including 2,942 apartment units. 26% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.