The county-level homework for Dade County, Georgia — its 174 square miles, its 3 ZIP codes, its place inside the Chattanooga metro's coverage. TempReach USA connects homeowners here with independent local HVAC technicians; the record behind the routing is on this page.
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Start here if you read nothing else: this page covers Dade County, Georgia — 174 square miles, 0 listed communities, a centroid southwest of the Chattanooga metro's centre. Its climate record, from CHATTANOOGA LOVELL AP, TN US, sets a heating pressure on its systems. TempReach USA publishes the homework and routes the call; an independent local HVAC technician serving the county does the work.
Before the narrative, the numbers themselves, because everything after them is commentary: at CHATTANOOGA LOVELL AP, TN US, the station whose NOAA 1991-2020 normals this county is read through, an average year holds 57.8 days at 90 degrees or above, 56.2 nights at or below freezing, 55.0 inches of precipitation and degree-day totals of 3,029 heating against 1,921 cooling. Spread over 174 square miles, with the county's centroid southwest of the Chattanooga metro's centre and roughly 14 miles from the centre it is measured against, that record is Dade County's working climate.
Read the climate record and the county's pressure names itself. Heating degree days outnumber cooling degree days at CHATTANOOGA LOVELL AP, TN US, and the lived version of that statistic is a housing stock whose furnaces and heat pumps run the long season while its cooling takes the short one. Across Dade County's 174 square miles — from to the county's edge communities — the pattern repeats: systems sized for the cold, maintained for the cold, and replaced, when their time comes, with the cold in mind first.
One more county fact belongs in the record: position. Dade County sits at 34.852424, -85.506201 on the map — the centroid of a county whose communities spread across 174 square miles of Georgia. 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 Dade County is a small climate-and-housing district of its own. The county's 3 codes — 30738, 30752, 30757 among them — all read the same normals from CHATTANOOGA LOVELL 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.
The counties around Dade County include Sequatchie County, Walker County, Catoosa County, and the whole group shares the Chattanooga metro's climate record from CHATTANOOGA LOVELL AP, TN US. What the neighbours do not share is this county's ground: 174 square miles, 3 ZIP codes, a centroid southwest of the Chattanooga metro's centre. Service patterns cross the county line freely — a cold week fills diaries on both sides of it — but the mix of housing and systems on each side is its own, which is why each county in the group carries its own page.
There is a geography to Dade County's seasons that the totals flatten. The county lies southwest of the Chattanooga metro's centre, roughly 14 miles from the centre the record is measured against, and its 174 square miles do not meet a hot week or a cold snap in one voice: the ground nearer the metro and the ground at the county's far edge live the same 57.8 hot days and 56.2 freezing nights through different housing, fitted in different decades. One station record, one county, two ends of every season.
The codes carry the community story in Dade County: 3 of them, from 30738 through to 30757, at 58.0 square miles per code across the county's 174 square miles. Nobody here describes a call by its town, because the record gives the county no towns to describe it by; they describe it by its code and its road. The housing behind those codes was still built decade by decade, and the systems still age decade by decade — the county simply files the diary by ZIP instead of by place.
The growth figures deserve their own reading in Dade County. 27.0% of the Chattanooga 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 47.2% 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.
The county is worth a page of its own because its facts do not reduce to its metro's. The Chattanooga metro supplies the climate station and the housing profile, but Dade County supplies everything at ground level: 174 square miles, its own communities and codes, its own neighbours — Sequatchie County, Walker County, Catoosa County among the 5 on its list — and its own position, southwest of the Chattanooga metro's centre. The metro page and this page link to each other because neither half of that picture stands well without the other.
City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.
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 Dade County and the Chattanooga 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