One county, read on its own ground: Washington County, Utah — 14 communities, 20 ZIP codes, 0 neighbouring counties, inside the St. George metro. TempReach USA connects you with an independent local HVAC technician serving the county, and this page is the homework behind the connection.
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Washington County covers 2,428 square miles in Utah. Its climate is read from the normals recorded at CEDAR CITY MUNI AP, UT US — 6,002 heating degree days against 678 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.
Read Washington County's weather the way this page reads it: through the thirty-year normals kept at CEDAR CITY MUNI AP, UT US for the St. George metro. Those normals give the county 678 cooling degree days and 6,002 heating degree days a year, 11.04 inches of precipitation, 44.1 days at 90 degrees or above, 168.5 nights at or below freezing, and an average temperature of 50.3 degrees — the fixed background every system in the county works against.
There is a housing arithmetic under Washington County's heating season. The metro it belongs to built its largest share of homes since 2000 — 54.8% of the stock — with the next share between 1980 and 1999 at 33.9%, around a median build year of 2002. Fitted into those eras, the county's furnaces and heat pumps meet 168.5 freezing nights at very different ages, and the heating diary divides accordingly: deep repair conversations in the older bands, first-replacement conversations in the newer ones.
Set the county inside its metro and the picture completes. Washington County answers to the St. George metro's data — its housing profile, its problem ranking, its climate station — but the county is where that data touches ground: 14 communities, 20 ZIP codes, one county's worth of systems ageing under the record kept at CEDAR CITY MUNI AP, UT US. This page is that ground-level reading, kept separate from the metro page so the local detail is never averaged away.
The ZIP list is the county's working map. Washington County carries 20 codes, running from 84722 through 84767 in the middle of the list to 84790 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.
The neighbour list for Washington County is empty in the record, and the page treats that as a fact about position rather than a gap: this county sits at its own place in the St. George metro — close to the centre of the St. George metro, roughly 0 miles from the centre — without another covered county directly beside it on this site. Its heating and cooling story is therefore told from its own record alone: land, codes, communities and climate, with the metro page carrying the wider frame.
A service calendar for Washington County can be written straight from its station record. Spring belongs to the cooling plant: 678 cooling degree days are coming, and the systems that will carry them are checked before the first of the 44.1 hot days arrives. Autumn belongs to the heating plant, ahead of 6,002 heating degree days and 168.5 freezing nights. The middle weeks belong to the unglamorous work — filters, drains, duct joints — that both seasons quietly depend on. The record at CEDAR CITY MUNI AP, UT US does not change much year to year, which is what makes the calendar worth keeping.
There is a practical reason this page names Washington County's communities one by one. A heating or cooling system belongs to a house, a house belongs to a community, and the community's building decade is the strongest single clue to what the system will need — the 14 places recorded here, from St. George through Ivins and beyond, each carry that clue in their streets. The metro data on the St. George page describes the whole region; this list is where the description becomes local.
Census figures give Washington County's heating and cooling its proportions. The metro it belongs to counts 78,993 housing units across 66,914 households, 72.6% of them owner-occupied, and the era mix runs 2.9% before 1960, 8.4% from 1960 to 1979, 33.9% from 1980 to 1999 and 54.8% since 2000. A county inside that metro inherits the mix in its own proportions — which is why two homes on the same Washington County street, built forty years apart, can need entirely different conversations from the same technician.
Coverage, for Washington County, is a set of overlapping maps. The land map is 2,428 square miles. The address map is 20 ZIP codes and 14 listed communities. The service map is the St. George metro, whose coverage the county sits inside — close to the centre of the St. George metro, roughly 0 miles from its centre. The weather map is one station's record, kept at CEDAR CITY MUNI AP, UT 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 99,184
Population 30,686
Population 21,677
Population 9,524
Population 7,891
Population 4,429
Population 2,598
Population 2,115
Population 1,733
Population 1,543
Population 1,399
Population 1,301
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 Washington County and the St. George 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