One county, read on its own ground: Jefferson County, Idaho — 6 communities, 7 ZIP codes, 2 neighbouring counties, inside the Idaho Falls metro. TempReach USA connects you with an independent local HVAC technician serving the county, and this page is the homework behind the connection.
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
Start here if you read nothing else: this page covers Jefferson County, Idaho — 1,094 square miles, 6 listed communities, a centroid north of the Idaho Falls metro's centre. Its climate record, from IDAHO FALLS FANNING FLD, ID 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.
The climate figures on this page are the primary metro's NOAA 1991-2020 normals — climate normals recorded at IDAHO FALLS FANNING FLD, ID US, the station for the Idaho Falls metro this county belongs to. An average year there brings 7,792 heating degree days, 249 cooling degree days, 10.07 inches of precipitation, 26.4 days at 90 degrees or above and 182.3 nights at or below freezing, around an average temperature of 44.2 degrees.
Read the climate record and the county's pressure names itself. Heating degree days outnumber cooling degree days at IDAHO FALLS FANNING FLD, ID 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 Jefferson County's 1,094 square miles — from Rigby 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.
Distance is the county fact the climate table leaves out. Jefferson County's centroid lies north of the Idaho Falls metro's centre, roughly 12 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 7 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.
Count the coverage from the codes upward: 83425, 83431 and 83434 are the first codes on Jefferson County's list of 7, spread across its 1,094 square miles in Idaho. No two of those codes hold quite the same housing — one may be a settled community's streets, the next newer subdivisions, the next open county ground — so the same climate record produces a different run of calls inside each. The full list is printed on this page; the diary is written code by code.
The counties around Jefferson County include Bonneville County, Butte County, and the whole group shares the Idaho Falls metro's climate record from IDAHO FALLS FANNING FLD, ID US. What the neighbours do not share is this county's ground: 1,094 square miles, 7 ZIP codes, a centroid north of the Idaho Falls 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.
A service calendar for Jefferson County can be written straight from its station record. Spring belongs to the cooling plant: 249 cooling degree days are coming, and the systems that will carry them are checked before the first of the 26.4 hot days arrives. Autumn belongs to the heating plant, ahead of 7,792 heating degree days and 182.3 freezing nights. The middle weeks belong to the unglamorous work — filters, drains, duct joints — that both seasons quietly depend on. The record at IDAHO FALLS FANNING FLD, ID US does not change much year to year, which is what makes the calendar worth keeping.
Start the county at its named places: Rigby, Ririe, Menan, Roberts head a list of 6 communities recorded in Jefferson County. The list matters to heating and cooling because communities concentrate the housing — a street of homes built in one decade produces one kind of service diary, the next community's different decade produces another — and because the roads between the named places are part of the working day here. The county page's climate record is shared; the ground it lands on is divided among these names.
Spread the metro's eras over Jefferson County's own ground and the housing paragraph becomes a map: 1,094 square miles, 7 ZIP codes at 156.2 square miles per code, and a stock whose largest band was built since 2000 (34.2%), whose pre-1980 share runs to 45.5% and whose post-2000 share runs to 34.2%. The percentages are the metro's; the streets they land on are this county's, and a technician driving from one end of the county to the other drives through the bands in sequence.
One way to hold Jefferson County in mind is as the local layer of a wider dataset. Above it sits the Idaho Falls metro, with its Census housing profile and its NOAA station at IDAHO FALLS FANNING FLD, ID US. At this level sit the county's own numbers — 1,094 square miles, 2 neighbouring counties, 7 ZIP codes, 6 listed places — and below it, not published anywhere, sit the individual homes whose systems all of it describes. This page works at the middle level, where the data is still local enough to act on.
City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.
Population 5,251
Population 958
Population 863
Population 534
Population 516
Population 489
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 Jefferson County and the Idaho Falls 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