Cumberland County, Maine, read at county level: 38 ZIP codes and 7 communities inside the Portland metro's coverage, with the climate record and service pressures set out below. TempReach USA connects you with an independent local HVAC technician serving the county.
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Cumberland County covers 836 square miles in Maine. Its climate is read from the normals recorded at PORTLAND INTL JETPORT, ME US — 6,795 heating degree days against 447 cooling degree days — and its dominant pressure is a heating one. TempReach USA is a referral service, not an HVAC company: one call connects you with an independent local HVAC technician serving the county.
The station for this county's metro is PORTLAND INTL JETPORT, ME US, and its NOAA 1991-2020 normals are the source of every figure in this section. Precipitation averages 48.12 inches a year; the temperature record averages 47.5 degrees, built from 5.1 days at 90 or above and 144.1 nights at or below freezing; the workload totals 6,795 heating degree days and 447 cooling degree days. Cumberland County is read through that record throughout this page.
Heating pressure in Cumberland County can be counted in codes as well as in degree days. From 04003 through 04071 to 04260, the county's 38 ZIP codes divide 836 square miles of housing that one cold record — 6,795 heating degree days, 144.1 freezing nights, kept at PORTLAND INTL JETPORT, ME US — examines in a single night. The fault is usually an old one, an igniter or an exchanger at the end of its winters; the ground it is found on, code by code, is what makes the diary this county's.
The county's ground shapes the work in one more way: 836 square miles is a lot of roofs for a service map to hold, and Cumberland County's homes divide between its listed communities — Portland, South Portland, Westbrook, Brunswick, Gorham, Yarmouth — and the roads between them. A technician routed here is working a county, not a street: the drive between calls is part of the diary, and the systems at each end of it were fitted in the decades those communities were built.
The ZIP list is the county's working map. Cumberland County carries 38 codes, running from 04003 through 04071 in the middle of the list to 04260 at its end, and every code on it is a small housing census of its own — the building decades, the system generations, the duct materials of its streets. Heating and cooling work routed by those codes meets the county in slices, and the slices differ more than the county's shared climate record would suggest.
There are 2 counties on Cumberland County's neighbour list, Sagadahoc County, York 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.
Extremes, not averages, fill Cumberland County's emergency diary, and the record names them precisely: 5.1 days a year at 90 degrees or above, 144.1 nights at or below freezing. Between those figures sits the ordinary year — an average of 47.5 degrees, 48.12 inches of rain — in which systems mostly age quietly. The two ends are when ageing becomes failure, which is why the county's dominant heating pressure, the taller of its two peaks, sets the rhythm of its maintenance year as well.
Cumberland County is a county of distinct communities rather than one continuous town: Portland, South Portland, Westbrook and Brunswick are among the 7 places on its record, each with its own building era and its own stock of systems. Position plays its part as well — the county sits close to the centre of the Portland metro, so its communities meet the Portland metro's weather at slightly different distances from the centre — but it is the place list that a service diary follows, name by name, through the year.
Look at the second era as well as the first and Cumberland County's stock comes into focus. After the dominant band — homes built before 1960, 34.6% of the metro's total — the next share was built between 1980 and 1999, at 25.2%. Between them those two bands account for most of the systems a technician will open in this county, and they are different machines in different houses: the earlier band's equipment fitted into older envelopes, the later band's into the standards of its own decade. The county's diary is the two bands, interleaved street by street.
Coverage, for Cumberland County, is a set of overlapping maps. The land map is 836 square miles. The address map is 38 ZIP codes and 7 listed communities. The service map is the Portland metro, whose coverage the county sits inside — close to the centre of the Portland metro, roughly 7 miles from its centre. The weather map is one station's record, kept at PORTLAND INTL JETPORT, ME US. A home in this county lives on all four maps at once, and its heating and cooling needs are set by the combination.
City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.
Population 68,505
Population 26,780
Population 20,484
Population 16,928
Population 7,365
Population 6,293
Population 5,633
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 Cumberland County and the Portland 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