Hunterdon County heating and cooling, county by county: 428 square miles of New Jersey lying southwest of the New York metro's centre, 20 ZIP codes, and a climate record read from TETERBORO AP, NJ US. TempReach USA connects you with an independent local HVAC technician; this page sets out the county's own figures.
Call center hours: Mon-Fri 7:00 AM-10:00 PM ET | Sat 8:00 AM-10:00 PM ET | Sun 7:00 AM-9:00 PM ET
The short version of this page: Hunterdon County runs to 428 square miles, its weather is the record kept at TETERBORO AP, NJ US — 4,735 heating degree days, 1,255 cooling degree days — and its systems live under a heating pressure. One call to TempReach USA, a referral service rather than an HVAC company, connects you with an independent local HVAC technician serving the county.
One record, one county: the normals at TETERBORO AP, NJ US — 4,735 heating degree days, 1,255 cooling degree days, 46.29 inches of precipitation, an average temperature of 55.4 degrees — applied to Hunterdon County's own 428 square miles and its 20 ZIP codes. The figures are the New York metro's; the ground they are applied to, lying southwest of the New York metro's centre, is this county's alone, and this section reads the two together.
Divide Hunterdon County's cold by its coverage and the heating diary sharpens: 20 ZIP codes over 428 square miles, 21.4 square miles per code on average, the codes running from 07830 to 08889. A furnace failure in the code nearest the metro reads differently from one at the county's far edge — not in the fault, which is the same worn igniter or tired blower, but in everything around it: the drive, the house's decade, the odds the system has already been replaced once. The cold itself, 4,735 heating degree days of it, is shared; the ground it is answered on is not.
The county's neighbours frame it as well: Rockland County, Somerset County, Suffolk County are among the 21 counties on its neighbour list, and together they form the working ground around Hunterdon County's own 428 square miles. A system near a shared border lives in both counties' weather at once, whichever page describes its home — the pages divide the map so the record can be read county by county, and the links between them keep the whole in view.
A ZIP code in Hunterdon County is a small climate-and-housing district of its own. The county's 20 codes — 07830, 07979, 08530, 08551 among them — all read the same normals from TETERBORO AP, NJ US, yet the systems inside them were installed in different decades, serve different house sizes, and fail in different orders. That is why this page prints the whole list rather than a summary: the codes are the finest division of the county the data supports, and they are the division the work itself follows.
There are 21 counties on Hunterdon County's neighbour list, Rockland County, Somerset County, Suffolk County among them, and the list is a reminder that a county page is a slice of a continuous map. The slice is worth keeping separate: this county's land area, its ZIP codes and its communities are its own, and its heating and cooling pressure — the heating profile described above — lands on its own housing. But the slice only makes full sense beside its neighbours, whose pages are linked from this one for exactly that reason.
There is a geography to Hunterdon County's seasons that the totals flatten. The county lies southwest of the New York metro's centre, roughly 45 miles from the centre the record is measured against, and its 428 square miles do not meet a hot week or a cold snap in one voice: the ground nearer the metro and the ground at the county's far edge live the same 28.9 hot days and 89.0 freezing nights through different housing, fitted in different decades. One station record, one county, two ends of every season.
Hunterdon County is recorded by land and code rather than by named places: 428 square miles in New Jersey, lying southwest of the New York metro's centre, roughly 45 miles from the metro's centre as the map measures it. Its households sit inside the New York metro's coverage and share its climate record, but their heating and cooling diary is written at address level — a system in a house on a county road, ageing on its own house's schedule. A county page built from a place list would have little to say here; a page built from the ground itself has the county as it is.
The county's position frames its housing as well. Hunterdon County lies southwest of the New York metro's centre, roughly 45 miles out, and the metro's era mix — 50.9% built before 1960, 22.9% between 1960 and 1979, median year 1959 — reads at this distance with a county accent: the shares nearer the centre and the shares at the edge were platted in different decades of the metro's growth. Which band a given Hunterdon County street belongs to is a local fact; that the bands exist, in these proportions, is the Census record this page is built on.
A reader who only had Hunterdon County's identifying figures would already know its shape: a county of 428 square miles in New Jersey, 20 ZIP codes, 0 communities on the record, sitting southwest of the New York metro's centre. What the figures cannot say alone is how the ground feels to work — the drives between calls, the mix of decades in the housing, the season that runs taller — and that is what the rest of this page is for, section by section.
City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.
TempReach USA is not an HVAC company. We employ no heating or cooling technicians, we run no service trucks, and we do not carry out HVAC work of any kind. This website and its call center exist for one purpose: to connect homeowners with independent local heating and cooling professionals who serve their area. When you call the number on this site, your call is routed to such a professional. From that point, everything about the job belongs to that professional and to you: the assessment, the work itself, the scheduling, what you are charged, and the terms of any agreement you reach. The professional who takes your job is solely responsible for it. The technician who arrives at your home runs their own business; they are not an employee, agent or subcontractor of TempReach USA. Our part is the information on these pages — assembled from Census Bureau housing data and NOAA climate records for each metro — and the routing of your call. We state this plainly on purpose: you should know exactly who you are hiring before anyone picks up a wrench or a gauge.
One call connects you with an independent local heating and cooling professional serving Hunterdon County and the New York metro.
Call center hours: Mon-Fri 7:00 AM-10:00 PM ET | Sat 8:00 AM-10:00 PM ET | Sun 7:00 AM-9:00 PM ET