Fiberglass Pool Cost Estimator – Fast, Free & Accurate
If you’re dreaming of a sleek, low-maintenance pool that installs quickly and lasts for decades, a fiberglass pool might be the perfect fit. Use our Fiberglass Pool Cost Calculator to estimate your total project cost, including materials, delivery, installation, and optional upgrades.
Why Choose a Fiberglass Pool?
Fiberglass pools are pre-manufactured shells installed directly into an excavated site. They’re popular because they combine durability, aesthetics, and ease of maintenance.
Top benefits include:
- Fast installation (often within 1–3 weeks)
- Smooth, non-porous surface resists algae growth
- Low maintenance and chemical use
- Long lifespan (25+ years)
- Energy-efficient operation
Average Cost of Fiberglass Pool Installation
Pool Size | Average Installed Cost |
Small (10×20 ft) | $35,000 – $50,000 |
Medium (14×28 ft) | $45,000 – $70,000 |
Large (16×32 ft+) | $65,000 – $90,000+ |
National Average: $55,000 – $70,000
Per Square Foot: $100 – $160
Cost Factors to Consider
- Pool size and shape — Larger or custom-shaped shells cost more.
- Site access and excavation — Tight or rocky areas increase labor costs.
- Add-ons — Water features, lighting, heating, or spas can increase total cost by 20–40%.
- Decking and landscaping — Concrete or paver decks typically add $5,000 – $20,000.
- Regional labor rates — Urban or coastal areas often have higher costs.
Fiberglass vs. Other Pool Types
Feature | Fiberglass | Concrete | Vinyl |
Installation Time | 1–3 weeks | 8–12 weeks | 2–4 weeks |
Maintenance | Low | Moderate | Moderate |
Lifespan | 25–30 years | 30+ years | 10–15 years |
Surface Feel | Smooth | Rough | Soft |
Average Cost | $$ | $$$ | $ |
What the Calculator Needs
To generate an accurate estimate, provide:
- Pool dimensions (length × width × depth)
- Location (ZIP or region)
- Add-ons (heater, lights, spa, cover, automation)
- Decking type (concrete, pavers, none)
- Installation difficulty (flat, sloped, or restricted site)
Sample Estimate: Medium Fiberglass Pool with Decking
Specs:
- 14×28 ft fiberglass shell
- Flat backyard with easy access
- Concrete decking and basic lighting
Estimate:
- Pool shell & delivery: $25,000
- Excavation & install: $15,000
- Plumbing & electrical: $5,000
- Decking & finish: $10,000
- Permits & inspection: $1,500
Total Estimated Cost: ~$56,500
Operating and Maintenance Costs
- Monthly maintenance: $50 – $100
- Electricity & heating: $30 – $120/month
- Annual cleaning & chemicals: $400 – $800
Pros and Cons of Fiberglass Pools
Pros:
- Quick installation
- Smooth, durable finish
- Low chemical use and algae resistance
- Minimal long-term maintenance
Cons:
- Limited shape and size options
- Harder to transport to remote locations
- Repairs can be costly if shell cracks
Permit and Zoning Requirements
Most municipalities require permits for inground pool installation:
- Building and electrical permits
- Safety fencing or enclosure compliance
- Site plans or HOA approval
Permit fees typically range from $500 to $2,500, depending on your area.
Installation Timeline
- Week 1: Excavation and shell delivery
- Week 2: Plumbing, backfill, and leveling
- Week 3: Decking and final inspection
How Accurate Is This Calculator?
Our pricing model is based on:
- 2025 U.S. contractor and manufacturer data
- Verified fiberglass pool supplier quotes
- BLS regional labor rate
This tool provides a realistic planning estimate, not a formal quote.
Final Thoughts
Fiberglass pools are the perfect mix of convenience, beauty, and longevity. With our Fiberglass Pool Cost Calculator, you can plan smarter, compare costs, and make confident decisions before breaking ground.
Fast install. Smooth finish. Long-term savings.
FAQs
They can, but it’s rare—proper installation prevents most issues.
With proper care, 25–30 years or longer.
Most come in pre-molded shapes, though many options are available.
Minimal fading occurs after 10–15 years, depending on UV exposure and maintenance.
Yes—fast installation, low upkeep, and sleek looks make it one of the best long-term investments for homeowners.