Midland County, TX Insulation Payback
Midland County, TX: what topping up your attic actually costs
DOE classifies Midland County as climate zone 3, hot-dry — desert-dry heat for much of the year, with the attic taking the brunt of it. Its recommended attic R-value for bare joists is 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 $1,054/year saved. That's about as fast as attic paybacks get.
Where the savings come from
The estimated savings split roughly $628/year heating, $426/year cooling. Out of every 100 US counties tracked here, Midland County's savings potential beats roughly 21 of them. Within zone 3 specifically, it ranks 349th of 690 counties by estimated savings. Texas averages $1,035/year across the counties tracked here; Midland County comes in 2% higher.
Midland County's actual weather, not a national average
NOAA's MIDLAND ODESSA, TX US station, 14.1 miles from Midland County, supplies the 2,367 HDD and 2,671 CDD this estimate runs on. By total degree days, Midland County sits at the 27th percentile nationally. Midland County falls in DOE's moisture regime B (dry), a detail that affects vapor-barrier recommendations more than the R-value target itself.
The smaller top-up scenario
If Midland County's attic already has 3-4 inches of old insulation (about R-11) rather than bare joists, the recommended target drops to R-38. That smaller top-up costs around $1,620 and saves an estimated $142/year — payback about 11.4 years. This one is a genuine toss-up, not a clear yes.
Next steps for a Midland County attic
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 Midland County job, not a quote. Expect at least a $600 minimum charge from most contractors.
Nothing here is a guess
Every figure on this page traces to DOE/IECC climate zones and NOAA degree-day normals, documented in the methodology guide. The guide to what R-value actually means explains why R-49 is the target here specifically.