Service areas

Heating and cooling in Mercer County

Repairs, new systems and tune-ups for homes across Mercer County. We aim to be there the same day for no-heat and no-cooling calls, and you approve one flat price before any repair starts.

A two-storey house with an outdoor air conditioning unit in the side yard.

Local knowledge

The homes in Mercer County

Gas heats 71% of Mercer County homes and electricity 19%. One home in five is a rowhouse or townhouse, close to 4 in 10 were built before 1960, and the typical home is from 1969.

  • 20% of homes are rowhouses or townhouses
  • 38% were built before 1960
  • 71% heat with gas

Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates, Mercer County, New Jersey.

Towns we serve

Elsewhere in Mercer County? Call (856) 373-4328 and ask.

Town guides

Town by town in Mercer County

What the houses in each town tend to have. We work across the rest of the county too.

Not sure we cover your street?

Call and ask. Mon–Fri, 8 AM – 8 PM.

Call (856) 373-4328

Request service

Book a visit in Mercer County

Send the form and we will call you back to set a time, usually the same day. For no heat or no cooling, calling is fastest.

Or call (856) 373-4328

Greystone Heating & Air LLC · PA HIC PA229894

Call (856) 373-4328 Book service