Berkeley County, South Carolina, read at county level: 13 ZIP codes and 3 communities inside the Charleston 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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Start here if you read nothing else: this page covers Berkeley County, South Carolina — 1,104 square miles, 3 listed communities, a centroid northeast of the Charleston metro's centre. Its climate record, from CHARLESTON INTL AP, SC US, sets a humid pressure on its systems. TempReach USA publishes the homework and routes the call; an independent local HVAC technician serving the county does the work.
Climate on this page is not a national average wearing a county's name. It is the specific record at CHARLESTON INTL AP, SC US: 66.5 degrees as the average temperature, 52.51 inches of precipitation, 64.3 hot days and 22.4 freezing nights in the average year, 1,844 heating degree days against 2,434 cooling degree days. Berkeley County — 1,104 square miles, 13 ZIP codes, 3 listed communities — lives inside that record, and its heating and cooling systems are sized, serviced and replaced inside it too.
Position sharpens Berkeley County's moisture problem. The county lies northeast of the Charleston metro's centre, roughly 15 miles from the metro's centre, and the air that reaches its far edge has crossed the whole Charleston metro before it arrives — carrying the season's humidity into 1,104 square miles of homes whose systems must wring it out again, through 64.3 hot days a year. Neighbouring ground — Charleston County, Dorchester County are among the counties around it — reads the same record; the wringing, house by house, is local.
The county's neighbours frame it as well: Charleston County, Dorchester County are among the 2 counties on its neighbour list, and together they form the working ground around Berkeley County's own 1,104 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.
Routing in Berkeley County is written in five digits. The county's codes begin at 29410 and run to 29492, 13 in total, and between the first and the last sits the county's full spread of ground — 1,104 square miles from the metro-facing edge to the far side. A technician's week here is a tour of those codes, and the tour is also a tour of the county's building history, because each code's systems were largely fitted when that code's streets were built.
Neighbouring counties are the honest context for Berkeley County's figures. Its 1,104 square miles sit inside a wider spread of county ground — Charleston County, Dorchester County are among the 2 neighbours on its record — and its position northeast of the Charleston metro's centre places it on its own side of that spread. A system near the county's edge may be closer to a neighbouring county's centre than to its own; the pages are organised by county because the data is, and the links between them carry the rest of the picture.
The precipitation figure earns its place in Berkeley County's record: 52.51 inches a year at CHARLESTON INTL AP, SC US, falling through both the cooling months and the heating ones. Rain loads condensate systems in summer, tests outdoor units and venting in winter, and keeps the ground around the county's 13 ZIP codes cycling between wet and dry in a way that shows up in crawl spaces and condensate lines. Set beside 64.3 hot days and 22.4 freezing nights, it completes the picture of what the county's equipment actually lives in.
Communities across Berkeley County include Goose Creek, Hanahan, Moncks Corner and its remaining communities — 3 listed places in all, spread over the county's 1,104 square miles in South Carolina. Each community's housing was built in its own decades, so the heating and cooling diary reads differently from one name on that list to the next: older systems and original ductwork in the long-settled places, matched fleets ageing together in the subdivisions, and additions and conversions in the communities still growing at the county's edges.
Age is the county's second climate. The Charleston metro's median home was built in 1995, and 28.6% of its homes predate 1980 — in Berkeley County, that share is the older districts and the long-settled communities, where ductwork from an earlier equipment era still serves replacement systems. The newer share, 42.6% built since 2000, concentrates in the county's growth edges. The service diary divides along that line: deep equipment-and-duct conversations at the old end, first-replacement and control conversations at the new one.
A reader who only had Berkeley County's identifying figures would already know its shape: a county of 1,104 square miles in South Carolina, 13 ZIP codes, 3 communities on the record, sitting northeast of the Charleston 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.
Population 46,964
Population 21,119
Population 14,362
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 Berkeley County and the Charleston 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