Loudon County, Tennessee, read at county level: 5 ZIP codes and 3 communities inside the Knoxville 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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In brief: 229 square miles of Tennessee, a climate read from OAK RIDGE ASOS, TN US's normals, and a heating pressure as the county's dominant one — 3,483 heating degree days set against 1,628 cooling degree days in an average year. TempReach USA does not do the work itself; it is a referral service, and one call connects you with an independent local HVAC technician serving Loudon County.
The station for this county's metro is OAK RIDGE ASOS, TN US, and its NOAA 1991-2020 normals are the source of every figure in this section. Precipitation averages 55.53 inches a year; the temperature record averages 59.8 degrees, built from 44.3 days at 90 or above and 67.8 nights at or below freezing; the workload totals 3,483 heating degree days and 1,628 cooling degree days. Loudon County is read through that record throughout this page.
Heating pressure in Loudon County can be counted in codes as well as in degree days. From 37742 through 37772 to 37846, the county's 5 ZIP codes divide 229 square miles of housing that one cold record — 3,483 heating degree days, 67.8 freezing nights, kept at OAK RIDGE ASOS, TN 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.
Distance is the county fact the climate table leaves out. Loudon County's centroid lies southwest of the Knoxville metro's centre, roughly 25 miles from the centre it is measured against, and that distance is travelled on every call routed here — out through the metro's nearer counties and into this one's 5 ZIP codes. Local knowledge in a county like this is partly a map held in the head: which roads, which communities, which end of the county a call is coming from.
A ZIP code in Loudon County is a small climate-and-housing district of its own. The county's 5 codes — 37742, 37771, 37772, 37774 among them — all read the same normals from OAK RIDGE ASOS, TN 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.
Loudon County sits alongside Knox County, Morgan County, Roane County in the Knoxville area — 8 neighbouring counties share its coverage map in all, and the borders between them are lines on a map rather than changes in the weather. The same station record travels across those borders, the same housing decades appear on both sides, and a technician's ground here is really the cluster: this county and its neighbours, read together, with this page keeping Loudon County's own share of the picture separate.
A service calendar for Loudon County can be written straight from its station record. Spring belongs to the cooling plant: 1,628 cooling degree days are coming, and the systems that will carry them are checked before the first of the 44.3 hot days arrives. Autumn belongs to the heating plant, ahead of 3,483 heating degree days and 67.8 freezing nights. The middle weeks belong to the unglamorous work — filters, drains, duct joints — that both seasons quietly depend on. The record at OAK RIDGE ASOS, TN US does not change much year to year, which is what makes the calendar worth keeping.
Name the ground and the work follows: in Loudon County, the 3 listed communities — Lenoir City, Tellico Village, Loudon among them — hold the county's homes, and the homes hold its heating and cooling systems. The largest places supply the steadiest run of calls; the smaller communities supply the long drives and the systems fitted when those places were built. Either way, the county's 229 square miles are not read as one housing stock on this page, because on the ground they are not one: they are these communities, in this order, with these names.
The growth figures deserve their own reading in Loudon County. 27.2% of the Knoxville metro's homes were built since 2000 — the largest or near-largest band in many of its counties — and those homes are now old enough that their first systems are reaching replacement age together, subdivision by subdivision. Set against them, the 43.4% of the metro's stock that predates 1980 is deep into its second and third systems. One county, two replacement waves running at once, and a maintenance diary that has to serve both.
A reader who only had Loudon County's identifying figures would already know its shape: a county of 229 square miles in Tennessee, 5 ZIP codes, 3 communities on the record, sitting southwest of the Knoxville 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 10,681
Population 6,901
Population 6,235
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 Loudon County and the Knoxville 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