Spray Foam Insulation cost: Johnson City vs Memphis (2026)
In 2026, spray foam insulation is about 3% less expensive in Johnson City than in Memphis. Most homeowners pay around $3,500 in Johnson City versus $3,600 in Memphis — a gap of roughly $100.
Johnson City TN
Lower costTypically around $3,500
Memphis TN
Typically around $3,600
Johnson City vs Memphis: full breakdown
| Factor | Johnson City | Memphis |
|---|---|---|
| Typical 2026 cost | $3,500 | $3,600 |
| Estimated range | $1,400–$5,550 | $1,450–$5,750 |
| Labor index (vs US) | ×0.93 | ×0.96 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | None | None |
| Labor share | $1,950 | $2,000 |
| Materials/equipment | $1,550 | $1,600 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Johnson City vs Memphis
Is spray foam insulation cheaper in Johnson City or Memphis?
In 2026, spray foam insulation is cheaper in Johnson City at about $3,500, versus $3,600 in Memphis — a difference of about $100 (3%).
Why does spray foam insulation cost more in Memphis than Johnson City?
The main driver is local labor rates: Memphis's labor index is 0.96 versus 0.93 in Johnson City. Climate zone (mixed vs mixed) also shift the total.
How much is spray foam insulation in Johnson City, TN?
In Johnson City, spray foam insulation typically runs $1,400–$5,550 in 2026, with most homeowners paying around $3,500.
Updated June 2026 · By Costadia Editorial