Hemp Insulation Cost Calculator
Enter your square footage to compare insulation costs — upfront and over 100 years. See why hemp insulation is the smartest long-term investment.
Enter Your Home's Square Footage
sq ft
Cost Comparison for 2,000 sq ft
GaiaCrete® HempcreteRECOMMENDED
$10–$15/sq ft installed · 100 year lifespan · 1x installations over 100 years
Upfront Cost
$20,000–$30,000
100-Year Cost
$20,000–$30,000
Hemp Batt (HempWool®)
$2–$4/sq ft installed · 50 year lifespan · 2x installations over 100 years
Upfront Cost
$4,000–$8,000
100-Year Cost
$8,000–$16,000
Spray Foam (Closed Cell)
$3–$7/sq ft installed · 25 year lifespan · 4x installations over 100 years
Upfront Cost
$6,000–$14,000
100-Year Cost
$24,000–$56,000
Fiberglass Batt
$1–$3/sq ft installed · 17 year lifespan · 6x installations over 100 years
Upfront Cost
$2,000–$6,000
100-Year Cost
$12,000–$36,000
Cellulose Blow-In
$1.5–$3/sq ft installed · 25 year lifespan · 4x installations over 100 years
Upfront Cost
$3,000–$6,000
100-Year Cost
$12,000–$24,000
The Hidden Costs This Calculator Doesn't Show
- • Mold remediation: $3,000–$10,000 per incident (every 3-5 years with fiberglass in humid climates). GaiaCrete® = $0.
- • Energy savings: Hemp's thermal mass reduces HVAC costs 30-50% ($800–$1,500/year).
- • Health costs: The average family spends $4,000+/year on health issues linked to poor indoor air quality.
- • Property value: Healthy, carbon-negative homes sell for 8-15% more in today's market.
Get Your Exact Quote
These are estimates. For exact pricing tailored to your home, climate, and project scope — get a free consultation.