Sumner County, Tennessee, read at county level: 7 ZIP codes and 2 communities inside the Nashville 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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Sumner County in one paragraph: 529 square miles in Tennessee, 7 ZIP codes, a heating climate pressure read from the normals at NASHVILLE INTL AP, TN US, and housing that answers 3,364 heating degree days against 1,873 cooling degree days a year. TempReach USA is a referral service, not an HVAC company — one call connects you with an independent local HVAC technician serving this county.
One record, one county: the normals at NASHVILLE INTL AP, TN US — 3,364 heating degree days, 1,873 cooling degree days, 50.51 inches of precipitation, an average temperature of 60.8 degrees — applied to Sumner County's own 529 square miles and its 7 ZIP codes. The figures are the Nashville metro's; the ground they are applied to, lying northeast of the Nashville metro's centre, is this county's alone, and this section reads the two together.
Heating pressure in Sumner County can be counted in codes as well as in degree days. From 37022 through 37066 to 37186, the county's 7 ZIP codes divide 529 square miles of housing that one cold record — 3,364 heating degree days, 66.3 freezing nights, kept at NASHVILLE INTL AP, 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.
One more county fact belongs in the record: position. Sumner County sits at 36.472423, -86.458405 on the map — the centroid of a county whose communities spread across 529 square miles of Tennessee. Position decides which end of the metro's weather arrives first and which of its service patterns a household here meets most; the rest of this page is that position, read through the climate record and the metro's data.
A ZIP code in Sumner County is a small climate-and-housing district of its own. The county's 7 codes — 37022, 37031, 37048, 37066 among them — all read the same normals from NASHVILLE INTL AP, 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.
Sumner County sits alongside Cannon County, Cheatham County, Davidson County in the Nashville area — 13 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 Sumner County's own share of the picture separate.
Two numbers organise Sumner County's heating and cooling year: 3,364 and 1,873, the heating and cooling degree days in the normals at NASHVILLE INTL AP, TN US. Whichever runs larger decides the county's dominant pressure — here, a heating one — and with it the season a household should prepare for first. The supporting figures fill in the texture: 60.8 degrees as the year's average temperature, 54.1 hot days, 66.3 freezing nights, 50.51 inches of precipitation. Every paragraph on this page is, in the end, a reading of those six numbers on this county's ground.
Sumner County's named places — Hendersonville, Gallatin — anchor a county that is mostly ground between names: 529 square miles, 7 ZIP codes, and housing that follows the roads more than the towns. The wider metro it belongs to is anchored by Nashville-Davidson metropolitan government (balance) (684,298 residents) and Murfreesboro, but this county's own diary is quieter and more spread out: individual systems in individual houses, ageing on the schedule of the decade each house was built, from the named communities outward.
The county's position frames its housing as well. Sumner County lies northeast of the Nashville metro's centre, roughly 25 miles out, and the metro's era mix — 38.9% built since 2000, 28.3% between 1980 and 1999, median year 1993 — 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 Sumner County street belongs to is a local fact; that the bands exist, in these proportions, is the Census record this page is built on.
Coverage, for Sumner County, is a set of overlapping maps. The land map is 529 square miles. The address map is 7 ZIP codes and 2 listed communities. The service map is the Nashville metro, whose coverage the county sits inside — northeast of the Nashville metro's centre, roughly 25 miles from its centre. The weather map is one station's record, kept at NASHVILLE INTL AP, TN 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 62,390
Population 46,667
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 Sumner County and the Nashville 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