Attic Insulation cost: Allentown vs Scranton (2026)
The two metros aren't quite in sync on attic insulation: Allentown sits 3% above Scranton, or roughly $4,000 versus $3,900 — about $100 apart.
Allentown PA
Typically around $4,000
Scranton PA
Lower costTypically around $3,900
Allentown vs Scranton: full breakdown
| Factor | Allentown | Scranton |
|---|---|---|
| Typical 2026 cost | $4,000 | $3,900 |
| Estimated range | $1,600–$6,400 | $1,550–$6,200 |
| Labor index (vs US) | ×0.99 | ×0.96 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | None | None |
| Labor share | $2,200 | $2,150 |
| Materials/equipment | $1,800 | $1,750 |
These are 2026 planning figures for attic insulation, localized to each city — not formal quotes.
Is the gap worth worrying about?
That 3% gap is small — for attic insulation it's usually less than the spread between two local contractors' quotes, so the metro matters far less than who you hire and when you buy.
Attic insulation by type: Allentown vs Scranton
Below, each attic insulation option is priced independently for both cities, with identical local labor, climate and permit logic applied — so the comparison holds up.
| Type | Allentown | Scranton |
|---|---|---|
| Fiberglass batts | $1,600–$4,250 | $1,550–$4,150 |
| Blown-in fiberglass | $1,600–$4,800 | $1,550–$4,650 |
| Blown cellulose | $1,800–$5,350 | $1,750–$5,150 |
| Spray foam | $3,750–$9,600 | $3,600–$9,300 |
All figures are 2026 localized planning estimates for attic insulation — get an actual quote before you commit.
Attic insulation by area: Allentown vs Scranton
Attic insulation is priced by the square foot of attic floor, typically $1–$7 per sq ft installed depending on material and how deep you build the R-value. Blown-in is cheapest; spray foam costs the most.
| Size | Allentown | Scranton |
|---|---|---|
| 500 sq ft | $750–$2,350 | $700–$2,250 |
| 1,000 sq ft | $1,300–$3,750 | $1,250–$3,600 |
| 1,500 sq ft | $1,900–$5,350 | $1,850–$5,150 |
| 2,000+ sq ft | $2,550–$6,950 | $2,500–$6,700 |
These are 2026 planning figures for attic insulation, localized to each city — not formal quotes.
Cheapest time for attic insulation in either city
Demand for insulation spikes every fall as winter approaches, pushing prices with it. Spring and summer avoid that crowd, and utility rebate pools are frequently still fresh that early in the year.
How much insulation is worth paying for?
Insulation is one of the few home upgrades where spending more can genuinely pay for itself. Our editors on the choices that decide both cost and payback.
The rebate case
Insulation has some of the best rebate math in home improvement — utility and state programs can cover a solid share (the federal 25C credits ended Dec 2025). Check DSIRE before you book and time it to a fresh rebate budget.
The air-sealing case
Insulation without air-sealing underperforms. Sealing leaks first is cheap and often delivers more comfort per dollar than thicker insulation alone — make sure it's in the scope.
The R-value case
Insulate to the DOE recommendation for your climate zone — under-insulating to save money leaves comfort and energy savings on the table that would have paid the job back.
Don't half-do an insulation job to save money upfront: seal the air leaks first, insulate to the DOE target for your zone, and stack the rebates. The full scope pays back faster than the partial one.
Allentown vs Scranton
Is attic insulation cheaper in Allentown or Scranton?
Yes — Allentown costs more. Expect around $4,000 for attic insulation there against $3,900 in Scranton, about $100 (3%) apart in 2026.
Why does attic insulation cost more in Allentown than Scranton?
Allentown's higher labor index (0.99 vs 0.96 in Scranton) is the biggest factor, with the cold/cold climate split playing a smaller role.
How much is attic insulation in Allentown, PA?
Allentown homeowners can expect $1,600 to $6,400 for attic insulation in 2026, with $4,000 the typical number.
When is the cheapest time to buy attic insulation — and does it differ by city?
The best window is the same in both Allentown and Scranton: Spring and summer, when demand drops and installers discount to keep crews busy — typically 5–10% off peak pricing. The most expensive time anywhere is an emergency replacement during the pre-winter fall rush.
Should I choose where to live based on attic insulation cost?
Not really — the $100 gap is one-time, and smart timing and tighter quotes in Allentown can shrink it. Factors that compound over time, like energy prices and home condition, deserve more weight than a single upfront difference.
Compare attic insulation in other cities
Updated June 2026 · By Serhat Özçelik