Reeves County, TX Insulation Payback
Is attic insulation worth it in Reeves County, TX?
Reeves County, Texas is zone 3 under DOE's climate map (Hot-Dry), which means intense summer heat with low humidity, where attic radiant heat gain is the main driver. An uninsulated attic there should be built up to R-49. Going from R-2 to the recommended R-49 costs roughly $2,820 installed for a typical attic (about 1,000 sq ft), and pays for itself in about 2.7 years at an estimated $1,028/year saved. Few home upgrades pay back that quickly.
The breakdown behind the number
Heating accounts for about $624/year of that and cooling about $404/year — Reeves County needs both. Nationally, Reeves County ranks in the 19th percentile for insulation savings potential. Compared only against its own climate zone, Reeves County places 416th out of 690. Against Texas's own average of $1,035/year, Reeves County runs 1% below that.
Reeves County's actual weather, not a national average
NOAA's PECOS 8W, TX US station, 6.7 miles from Reeves County, supplies the 2,351 HDD and 2,535 CDD this estimate runs on. Combined heating and cooling load puts Reeves County in the 22th percentile of this 3,162-county dataset. Its moisture regime is classified dry, which matters for whether the attic needs a vapor retarder as part of the job — worth asking a contractor about locally.
If the attic isn't bare
Already have a few inches up there? Topping R-11 up to R-38 runs about $1,620 for about $138/year saved — roughly 11.7 years to break even. Whether that is worth it depends on how long you plan to stay.
Quotes and materials for this job
Real bids depend on how easy the attic is to reach and whether old insulation needs removing first, so treat $2,820 as a starting estimate for a Reeves County job, not a quote. Expect at least a $600 minimum charge from most contractors.
Reeves County's numbers, sourced
The methodology guide lists exactly which DOE and NOAA sources feed Reeves County's numbers, and where the cost assumptions come from. See the DIY vs. contractor guide for whether a job this size is realistic to do yourself.