How Much Does It Cost to Build a Pool in Southern California?

How Much Does It Cost to Build a Pool in Southern California?

If you’ve started getting quotes for a new pool and the numbers surprised you, you’re not alone. Pool construction costs in Southern California are meaningfully higher than national averages, and the range is wide enough that a single figure doesn’t tell you much without context.

This article breaks down what pool construction actually costs here, what drives prices up or down, what you’re paying for at each stage, and what to watch out for when comparing bids.

The Short Answer: What Pools Cost in Southern California

For a standard inground concrete pool in Southern California, expect to spend between $85,000 and $150,000. That covers a straightforward rectangular or freeform pool with a basic interior finish, standard tile and coping, a simple deck, and functional equipment.

Pools with more involved designs, premium finishes, structural complexity, or add-ons such as a spa, water features, or high-end automation can cost $150,000 to $250,000 or more. Fully custom resort-style builds with extensive hardscape, custom rockwork, and premium everything regularly exceed $300,000 to $400,000+.

Those ranges sound vague because pool pricing genuinely varies that much. The sections below explain why.

For expert guidance on your pool construction journey, consult Alan Smith Pools, renowned for their professional pool remodeling services in Orange County. Their premier pool resurfacing and replastering services in Orange County can transform your pool with their expert craftsmanship. You can also explore pool tile selection options they offer to add a touch of elegance to your project.

Why Southern California Pools Cost More Than the National Average

You’ll find national cost guides quoting $35,000 to $65,000 for an inground pool. That number isn’t wrong for some parts of the country — but it doesn’t apply here. A few reasons:

Labor costs are higher. Construction wages in Orange County and Los Angeles are significantly above the national average, and skilled pool trades (gunite crews, tile setters, plasterers) reflect that.

Permitting is more complex and expensive. Nearly every city and county in Southern California requires permits for pool construction, and the process is more involved than in many other states. Permit fees, soils reports, structural engineering, and inspections add cost and time that don’t exist everywhere.

Soil and site conditions vary significantly. Expansive clay soils, hillside lots, high water tables in coastal areas, and rocky terrain in inland areas all affect excavation cost and structural requirements. A pool that’s straightforward to build in one neighborhood can require substantially more engineering and labor two miles away.

Construction access matters. Many Southern California homes have limited side yard access, requiring equipment workarounds, hand excavation, or special machinery to get into the backyard. This adds real cost that doesn’t show up in a national average.

What You’re Actually Paying For: A Cost Breakdown

Here’s how a typical pool construction budget breaks down:

These ranges reflect real variation in materials, pool size, and site conditions — not padding. A 12×24 ft rectangular pool with white plaster, standard tile, and basic equipment is a very different project from a 20×40 ft freeform pool with quartz finish, glass mosaic tile, travertine coping, a paver deck, and a variable speed pump with automation.

The Factors That Move the Number Most

Pool Size and Shape

Size is the most direct cost driver. More water volume means more gunite, more plaster, more decking, more plumbing, and longer labor times across every phase. Shape matters too. Rectangular pools are the most efficient to build. Freeform shapes and curved designs require more formwork and skilled labor at the gunite and tile stages.

Approximate cost impact by pool size (shell and finish, not total project):

• 12×24 ft (standard small): lower end of the range
• 15×30 ft: mid-range
• 20×40 ft: upper-mid range
• Larger or custom: price increases significantly with each additional square foot of surface area

Depth also adds cost. A pool with a true deep end (7–8 feet) requires more excavation, more gunite, and more structural reinforcement than a uniform 4–5 foot depth.

Interior Finish

The finish lines the inside of your pool shell and is what you see and touch every day. It also has the biggest impact on long-term maintenance.

White plaster: $4,000–$8,000 for a typical residential pool. The most affordable option. Smooth surface, classic look. More vulnerable to staining over time and typically needs replacement every 7–12 years.

Quartz aggregate: $8,000–$15,000. Blended cement and quartz crystals. More stain-resistant than plaster, slightly textured surface, longer lifespan (12–18 years). The most popular mid-range finish.

Pebble finishes (PebbleTec and similar): $12,000–$22,000+. Small pebbles set in cement. Most durable option, highly resistant to staining and chemical erosion, can last 20+ years with proper water chemistry. Higher upfront cost but often the best long-term value for frequently used pools.

Specialty finishes (glass bead, MicroGlass, custom blends): $15,000–$25,000+. Used in higher-end builds for visual impact.

Equipment Package

Equipment is often where builders differentiate their bids without making it obvious. A base equipment package with a single-speed pump, basic filter, and no automation is cheaper upfront but costs more to operate and will likely need upgrading within a few years anyway.

Variable speed pump: $1,200–$2,500 installed. Required by California energy code for new pool construction as of 2023. Reduces energy consumption by 50–70% compared to single-speed pumps.

Pool automation system: $2,500–$5,000. Allows control of pump, heater, lights, and water features from a smartphone. Brands like Pentair and Hayward are standard.

Pool heater or heat pump: $3,000–$7,000. If you want to swim outside of summer, this is necessary. Heat pumps are more energy-efficient than gas heaters for regular use; gas heaters heat faster for occasional use.

LED lighting: $800–$1,500 per light installed. Standard on most new builds. Allows color-changing effects and uses far less power than incandescent fixtures.

Salt chlorination system: $1,500–$3,000. Converts dissolved salt into chlorine, reducing the need for manual chemical additions and producing a softer-feeling water environment.

Decking and Surrounds

The deck surrounding your pool is often 30–50% of the total pool surface area or more, and material choices vary significantly in cost and appearance.

Basic broom-finished concrete: $8–$15 per square foot installed. Functional, durable, affordable.

Exposed aggregate or Kool Deck: $12–$20 per square foot. Better texture, cooler underfoot, more finished appearance.

Concrete pavers (travertine, concrete, tumbled stone): $20–$40 per square foot. More customizable, easier to repair in sections, higher-end appearance. Travertine is a popular choice in Southern California for its durability and heat resistance.

Natural stone: $35–$60+ per square foot. Premium option for higher-end projects.

Deck size varies widely depending on yard dimensions, but most residential pool decks run 500–1,500 square feet.

Site-Specific Factors

These are costs that don’t appear in a standard bid template but can significantly affect the final number:

Sloped or hillside lots: Grading, retaining walls, and additional engineering can add $20,000–$60,000 or more to a project on a sloped property.

Limited access: Narrow side yards, fences, or structures that limit equipment access require hand digging, smaller machinery, or removal and replacement of obstacles. Plan for $3,000–$15,000 in additional cost depending on severity.

Rocky soil: Blasting or specialized excavation for caliche or rock adds cost that can’t always be predicted before digging begins.

High water table: Coastal areas and low-lying inland areas sometimes require dewatering during excavation, adding $3,000–$8,000.

Soils report and engineering: Many jurisdictions require a geotechnical soils report before permitting. Plan for $1,500–$4,000.

Add-Ons and Their Costs

Most homeowners add at least some features beyond the base pool. Here’s what they typically cost:

Attached spa: $15,000–$30,000. A hot tub that shares the pool’s equipment and water. Most popular add-on for new pool builds. Requires additional plumbing, jets, and a separate blower.

Baja bench/tanning ledge: $3,000–$8,000. A shallow (6–12 inch deep) flat area inside the pool for sitting or lounging chairs. Very popular in modern pool design.

Rock waterfall: $8,000–$25,000+. Naturalistic rock formation with water cascading into the pool. Cost varies dramatically based on size and complexity.

Grotto: $15,000–$40,000+. An enclosed cave-like feature behind a waterfall. Requires more structural work and custom rockwork.

Infinity edge: $10,000–$30,000+. Creates the appearance of water extending to the horizon. Requires a catch basin, additional plumbing, and specific site conditions to work properly.

Pool cover (automatic): $6,000–$15,000. Keeps debris out, retains heat, and improves safety. Retracts with a switch or remote.

Outdoor living integration (BBQ island, fire pit, patio cover): Costs vary widely, but bundling these into the pool project can be more efficient than adding them separately later.

What Gets Left Out of Low Bids

When comparing pool quotes, the cheapest bid almost always reflects one or more of the following:

Thinner gunite shell. The structural shell of the pool should be 6 inches thick minimum. Some builders reduce this to cut material costs. You won’t see the difference until problems develop years later.

Single-speed pump. Now required by California law on new builds, but a bid that doesn’t specify equipment type may be pricing an older spec.

Minimal surface prep or cheaper finish. A white plaster finish applied over a properly prepped shell is fine. A budget-plaster job with inadequate preparation won’t last and will need replacement sooner.

Subcontracted labor. Some pool companies sell the project and subcontract all the work. This isn’t inherently a problem, but it can mean less oversight and accountability on your specific job.

Missing permit fees. Some bids quote the construction work and list permits as an additional cost. Make sure you’re comparing apples to apples.

No contingency for site conditions. A responsible bid includes some acknowledgment that site conditions can affect cost. A bid that seems suspiciously clean may not account for what happens if excavation reveals rock or other complications.

Permits and Timeline

New pool construction in Orange County and most surrounding jurisdictions requires building permits. The process typically involves:

• Plan check and permit application: 4–8 weeks for approval in most cities, longer in some jurisdictions

Inspections at multiple stages (pre-gunite, pre-plaster, final)

• In some areas, a soil report and structural engineering drawings

The total project timeline from contract signing to swimming is 3–6 months, which is typical for a standard build. Larger projects or those with permitting complications can run 6–12 months.

Does a Pool Increase Property Value?

In Southern California, yes. The climate makes a pool a functional amenity rather than a seasonal luxury, and buyers price it accordingly. Data from Redfin suggests homes with pools in the Los Angeles area sell for meaningfully more than comparable homes without them, and a pool’s contribution to resale value is generally higher here than in most other parts of the country.

That said, the return on investment varies by neighborhood, pool quality, and maintenance history. A well-maintained pool with updated equipment and a clean finish is an asset. A pool that shows deferred maintenance, old equipment, and a rough surface can actually complicate a sale.

The realistic frame is this: if you’re building a pool primarily for your own use and enjoyment, the numbers work well in Southern California’s market. If you’re building it primarily to increase resale value, the math is less predictable.

Getting an Accurate Quote

The best way to get an accurate quote is to have a contractor walk the specific site. Factors like access, soil conditions, existing utilities, and the dimensions of your yard all affect pricing in ways that can’t be estimated from a phone call or a general description.

Get at least three quotes and make sure each one specifies the same scope: pool size and depth, interior finish type, tile and coping materials, deck material and square footage, equipment list (with specific product models or specifications), and how site preparation and permit fees are handled.

Alan Smith Pools has been building and remodeling pools in Orange County and the surrounding area since 1981. Free on-site estimates are available, and the showroom at 227 W. Carleton Ave in Orange has finish samples, tile options, and coping materials you can see in person before committing to anything.

Schedule a Free Estimate | Call (714) 628-9494