The county-level homework for Grady County, Oklahoma — its 1,101 square miles, its 11 ZIP codes, its place inside the Oklahoma City 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 Grady County, Oklahoma — 1,101 square miles, 1 listed communities, a centroid southwest of the Oklahoma City metro's centre. Its climate record, from OKLAHOMA CITY WILL ROGERS AP, OK 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 OKLAHOMA CITY WILL ROGERS AP, OK US, the station whose NOAA 1991-2020 normals this county is read through, an average year holds 73.4 days at 90 degrees or above, 72.2 nights at or below freezing, 36.39 inches of precipitation and degree-day totals of 3,615 heating against 1,867 cooling. Spread over 1,101 square miles, with the county's centroid southwest of the Oklahoma City metro's centre and roughly 36 miles from the centre it is measured against, that record is Grady County's working climate.
The heating season also has an address pattern in Grady County. Its 11 ZIP codes divide 1,101 square miles into service ground where the same January night lands on older streets, subdivisions and edge communities at once, and the county's position — southwest of the Oklahoma City metro's centre, roughly 36 miles from the metro's centre — shapes which parts of the county feel the Oklahoma City metro's cold at full strength. The systems answer accordingly: one long heating season, read ZIP by ZIP, with the oldest furnaces and heat exchangers carrying the heaviest share of it.
One more county fact belongs in the record: position. Grady County sits at 35.021058, -97.88689 on the map — the centroid of a county whose communities spread across 1,101 square miles of Oklahoma. 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.
Routing in Grady County is written in five digits. The county's codes begin at 73002 and run to 73092, 11 in total, and between the first and the last sits the county's full spread of ground — 1,101 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 Grady County's figures. Its 1,101 square miles sit inside a wider spread of county ground — Logan County, McClain County, Oklahoma County are among the 6 neighbours on its record — and its position southwest of the Oklahoma City 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.
There is a geography to Grady County's seasons that the totals flatten. The county lies southwest of the Oklahoma City metro's centre, roughly 36 miles from the centre the record is measured against, and its 1,101 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 73.4 hot days and 72.2 freezing nights through different housing, fitted in different decades. One station record, one county, two ends of every season.
A short place list shapes Grady County's service pattern in a specific way. With Chickasha the named communities on its record, the county's calls divide between those places and the unincorporated ground around them — and the ground is the larger share of its 1,101 square miles. Technicians routed here plan for distance as much as for faults: the drive between calls crosses the county's position southwest of the Oklahoma City metro's centre, and the systems at each end belong to different building decades even when the drive is short.
The housing behind Grady County's systems is the Oklahoma City metro's housing, read at county scale. The largest single share of the metro's homes was built since 2000 — 29.6% of the stock — with 46.2% of homes predating 1980 and 29.6% arriving since 2000, around a median build year of 1983. Inside the county those eras divide by community and by street, but the proportions set the diary: a stock weighted to since 2000 produces the service patterns of that era's systems, ducts and insulation, in this county as across the metro.
The county is worth a page of its own because its facts do not reduce to its metro's. The Oklahoma City metro supplies the climate station and the housing profile, but Grady County supplies everything at ground level: 1,101 square miles, its own communities and codes, its own neighbours — Logan County, McClain County, Oklahoma County among the 6 on its list — and its own position, southwest of the Oklahoma City 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.
Population 16,349
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 Grady County and the Oklahoma City 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