Fiberglass vs. Gunite Pools: Which Is Better for Your Backyard?

Key Points:

• Fiberglass pools are faster to install and require significantly less maintenance 
• Gunite pools offer unlimited customization but demand more upkeep and repairs 
• Fiberglass costs $70,000-$90,000 with minimal long-term maintenance 
• Gunite costs $90,000-$100,000+ and requires regular resurfacing and brushing 
• Tennessee's climate favors fiberglass pools due to natural algae resistance 
• For most Murfreesboro families, fiberglass offers better value and enjoyment

You've narrowed your pool options to two contenders: fiberglass and gunite (concrete). Both are legitimate choices that will deliver years of enjoyment. But they're fundamentally different products solving different problems. 

Understanding those differences helps you make a smart choice instead of one you'll regret. Let's compare them head-to-head. 

Side-by-Side Comparison

Fiberglass: Fast, Low-Maintenance, Smart Value 

Fiberglass pools arrive pre-made from the factory, then installed like placing a giant bathtub in your ground. This simple concept creates huge advantages. 

The basics: Your builder digs the hole, sets the shell, connects equipment, and you're swimming in 4-8 weeks. 

Cost: $70,000-$90,000 for complete installation in Murfreesboro. 

Customization: Fiberglass comes in preset shapes and sizes. Standard options cover most homeowner needs (kidney shapes, rectangles, L-shapes with spas). You can't design something completely custom, but preset designs include tanning ledges, multiple depth zones, and built-in features. 

Maintenance: This is where fiberglass excels. The non-porous surface resists algae naturally. Plan on 50 minutes weekly: skimming debris (15 min), vacuuming (20 min), testing chemicals (10 min), and cleaning baskets (5 min). 

You won't be brushing the walls constantly. Chemical costs are lower because algae doesn't bloom easily. You'll use less chlorine and fewer specialty treatments than gunite owners. 

Durability: 25-30+ years with minimal issues. The gel coat rarely cracks in Tennessee's climate. Most fiberglass pools never require major resurfacing. 

Best for: Families who want a quality pool without constant upkeep. People who'd rather relax poolside than maintain it. Homeowners prioritizing value over customization. 

Gunite: Ultimate Customization, Higher Maintenance 

Gunite pools are built on-site by spraying concrete over a steel framework. This gives you complete design freedom but requires commitment to maintenance. 

The basics: Excavate, install steel, spray concrete, apply interior finish, cure, and fill. Built entirely in your backyard from scratch. 

Cost: $90,000-$100,000+ depending on size, complexity, and finishes. Custom additions significantly impact the final price. 

Customization: Gunite's superpower. Want a lagoon-style pool with rock work and multiple water features? Possible. Vanishing edge with integrated spa? Absolutely. Irregular shapes, specific depths in different zones, grottos, custom bubblers, beach entries. If you can dream it, gunite can build it. 

Maintenance: Here's the reality: gunite pools are work. The porous interior finish attracts algae. You need to brush 1-2 times weekly to prevent buildup and keep the surface smooth. Chemical costs are higher because you're fighting algae constantly. 

Plan on 2-3+ hours weekly: skimming (15 min), brushing (30-45 min), vacuuming (20 min), chemicals (15 min), plus special treatments as needed. 

Durability: 50+ years if properly maintained. However, that interior finish needs regular care. Plaster typically needs resurfacing every 10-15 years (costing $8,000-$15,000). Pebble finishes last longer but eventually need resurfacing too. 

Best for: Homeowners with a specific design vision that won't fit standard shapes. Those building a luxury outdoor space where the pool is a statement piece. Property owners who enjoy hands-on maintenance as a hobby. 

Cost Comparison: 20-Year Ownership 

Here's what realistic long-term pool ownership looks like in Murfreesboro: 

Fiberglass Starting at $80,000: 

• Initial cost: $80,000 
• Maintenance supplies (20 years): $6,000-$8,000 
• Electricity: $6,000-$12,000 
• Minor repairs: $2,000-$4,000 
• Total: $94,000-$104,000 

Gunite Starting at $95,000: 

• Initial cost: $95,000 
• Maintenance supplies (20 years): $8,000-$12,000 
• Electricity: $6,000-$12,000 
• Resurfacing (once): $8,000-$15,000 
• Major repairs: $4,000-$8,000 
• Total: $121,000-$142,000 

Over 20 years, fiberglass typically costs $25,000-$40,000 less than gunite. 

Tennessee Climate Matters 

Here's what's specific to Murfreesboro: Tennessee's humidity creates ideal conditions for algae growth. Gunite pools require constant vigilance during our hot summers. Fiberglass pools resist algae naturally, making them significantly easier to maintain in our climate. 

Our mild winters mean both types work fine. But unpredictable spring weather can complicate gunite construction timelines, whereas fiberglass arrives factory-made and ready to install. 

If you're building specifically to enjoy Tennessee summers, fiberglass keeps you swimming with fewer chemistry headaches. 

Resale Value

Both add value, but differently. A fiberglass pool appeals to the broadest range of buyers because it's low-maintenance. New owners appreciate not inheriting a project. 

A luxury gunite pool can be a selling point if beautifully designed and well-maintained. But if it needs resurfacing or looks outdated, buyers see maintenance requirements and hesitate. 

When to Choose Fiberglass 

Choose fiberglass if you: 

• Want lower maintenance and fewer chemicals 
• Prefer reliability over customization 
• Want to minimize long-term ownership costs 
• Plan to complete your pool quickly (4-8 weeks) 
• Have a backyard that works with preset designs 
• Want the pool to be relaxing, not another project 

This describes most Murfreesboro families. Fiberglass is the practical choice for genuine enjoyment. 

When to Choose Gunite 

Choose gunite if you: 

• Have a specific design vision requiring complete customization 
• Are building a luxury outdoor space where the pool is central 
• Enjoy hands-on maintenance as part of your hobby 
• Have the budget and timeline for 10-14 week installation 
• Want resort-style pool design and features 
• Live on a property where every design detail matters 

What Majestic Swim Recommends 

We've built hundreds of pools throughout Middle Tennessee. Most customers choose fiberglass, and here's why: it delivers the best combination of quality, value, and enjoyment. 

Fiberglass lets you actually relax by your pool instead of spending weekends maintaining it. It costs less upfront and over your ownership period. It's durable enough to provide 25-30+ years of service. 

When a homeowner comes with a specific vision requiring gunite, we build an amazing custom pool. They love it, provided they commit to maintenance. 

We design pools matching your lifestyle and budget, not the other way around. 

Browse our project galleries to see examples of both fiberglass and gunite pools throughout Middle Tennessee. 

Ready to decide? Contact us at (615) 691-2500 or email Info@MajesticSwim.com. We'll discuss your vision, budget, and maintenance preferences to recommend the right pool. Visit 1522 Glenridge Dr, Murfreesboro, TN 37128, or www.majesticswim.com. 

FAQs About Fiberglass vs. Gunite Pools

Disclaimer: The information provided on this blog is for general informational purposes only and should not be considered professional advice. While we strive to ensure that all content is accurate and up to date, no guarantees are made regarding its completeness or reliability. Readers are encouraged to seek professional guidance specific to their situation before making any decisions based on the information provided. The author and this blog disclaim any liability for actions taken or not taken based on the content herein.