How to Choose the Right Fiberglass Pool Size for Your Backyard
- Alex Kyriacos
- Jul 14
- 3 min read
Choosing a fiberglass pool is exciting. Choosing the right size? That's where many homeowners get stuck.
One of the first questions we hear is:
"How big of a pool do I really need?"
The answer depends on your backyard, your budget, and most importantly, how you plan to use the pool.
A retired couple looking for a relaxing place to cool off may have very different needs than a family with three kids who plans to spend every weekend swimming and entertaining.
Let's break down the most common pool sizes and who they're best suited for.
Small Fiberglass Pools (10' - 20')
Best For:

Smaller backyards
Couples
Homeowners looking to cool off and relax
Lower overall project budgets
Small pools have become increasingly popular over the last several years.
Many homeowners don't need a large swimming pool. Instead, they want a place to unwind after work, enjoy a cold drink on a hot Georgia afternoon, or spend time with family and friends.
Popular examples include cocktail pools, plunge pools, and compact designs that maximize usable space without overwhelming the backyard.
Popular Models
Escape
Pixie
Coral Cay 20
Opal
Things to Consider
While these pools are excellent for relaxation, they can feel crowded if you regularly entertain large groups or have several children who enjoy swimming.
Medium Fiberglass Pools (23' - 30')

Best For:
Most families
Entertaining friends and relatives
Homeowners who want a balance of size and cost
Backyards with moderate space available
For many homeowners, this is the sweet spot.
Medium-sized pools provide plenty of room for swimming, floating, games, and entertaining without requiring as much space or investment as a larger pool.
These pools often include features such as:
Entry steps
Bench seating
Tanning ledges
Open swim areas
Popular Models
Grande 29
Whitsunday 30
Coral Sea Lounger
Outback Dundee Lounger
Things to Consider
If you have a growing family or frequently host large gatherings, it may be worth considering a larger model.
Large Fiberglass Pools (35' - 40')

Best For:
Large families
Frequent entertaining
Homeowners who enjoy swimming laps
Larger backyards
Large pools create a true backyard destination.
They provide plenty of room for guests while still offering dedicated areas for relaxing, swimming, and enjoying the water.
These pools often become the centerpiece of the entire backyard.
Popular Models
Aussie 35
Bondi 35
Bondi 40
Whitsunday 40
Castaway 35
Things to Consider
Larger pools require more space, more decking, and a larger overall investment. However, many homeowners tell us they are grateful they chose a larger pool when space allowed.
Think Beyond the Pool
One of the biggest mistakes homeowners make is focusing only on the pool itself.
Remember that you'll also want room for:
Walking around the pool
Lounge chairs
Outdoor dining
Entertaining guests
Future additions such as spas or water features
A slightly smaller pool with a well-designed deck area often feels more enjoyable than a larger pool squeezed into the yard.
Consider How You'll Actually Use It
Before selecting a pool, ask yourself:
Will this primarily be for relaxing?
Will kids be swimming every day?
Do we entertain often?
Do we want room for pool games?
Do we envision large family gatherings?
Your answers will help determine the size that best fits your lifestyle.
Bigger Isn't Always Better
Many homeowners assume they should buy the largest pool they can fit in their backyard.
Sometimes that's the right choice.
Sometimes it isn't.
The best pool is the one that matches your family's lifestyle, fits comfortably within your backyard, and leaves enough room to enjoy the rest of the space.
Final Thoughts
Choosing the right fiberglass pool size is one of the most important decisions you'll make during the design process.
The goal isn't simply to choose the biggest pool.
The goal is to choose the pool that fits your family, your property, and the way you want to enjoy your backyard for years to come.
At Architectural Pools of Savannah, we help homeowners compare sizes, layouts, and designs every day. If you're not sure which pool is right for your backyard, we'd be happy to help you explore your options and find the perfect fit.




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