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Homeowner’s Guide to Pool Maintenance Costs in 2025
Discover the true cost of pool maintenance in 2025. Learn monthly, annual, and hidden expenses every homeowner should know before buying a home with a pool.
Buying a home with a pool or Installing a new one in your backyard can feel like a dream come true! From weekend barbecues to evening swims, it’s the perfect lifestyle upgrade. But as any seasoned homeowner knows, that crystal-clear water comes with a price tag beyond the initial installation. Whether you're thinking about buying a home with a pool or planning to install one yourself, understanding pool maintenance costs is essential. Let’s dive into the real costs of pool ownership and why knowing these numbers matters when budgeting for your home.
🧾 Monthly Pool Maintenance Costs at a Glance
Most homeowners can expect to spend $80 to $150 per month on basic pool maintenance, assuming they handle some of the work themselves. For those who prefer to hire a professional pool service, the monthly cost typically ranges from $100 to $300 or more, depending on the size of the pool, its features, and the local cost of labor.
Here's a quick breakdown of typical monthly expenses:
- ServiceChemicals (chlorine, pH balancers, etc.) (DIY) $20–$50
- Cleaning supplies or tools: (DIY)$10–$20
- Filter/backwash maintenance: (DIY) $10–$30
🧪 Chemicals & Water Treatments
Pool chemicals are a recurring expense and a must for safe swimming. Chlorine (or salt, in saltwater systems), pH balancers, algaecides, and water clarifiers are all part of the routine. On average, expect to spend $500 to $800 annually on chemicals alone — more if you have a large or heated pool.
Seasonal factors can also increase your chemical usage, especially during hot summers when algae growth is more common.
🧹 Cleaning & Equipment Costs
Pools need regular cleaning to stay debris-free and sanitary. If you do it yourself, you’ll need tools like a skimmer net, vacuum, telescoping pole, and brushes. While these tools are usually a one-time purchase ($100–$300), some wear out and require replacement.
If you go the professional route, most services include weekly cleanings, brushing, and vacuuming, but at a premium.
⚙️ Equipment Maintenance & Repairs
Every pool has essential components that need upkeep:
- Pump and filter system: Cleaning and replacing filters costs about $75–$200 annually.
- Pool heater (if installed): Annual maintenance can run $150–$300. Replacements can exceed $2,000.
- Saltwater systems: Salt cells need replacement every 3–7 years at a cost of around $400–$700.
- Automatic pool cleaners: Robotic cleaners may need repairs or replacement every few years. The average robotic pool cleaner will cost you roughly $1,000.
Over time, expect minor repairs to cost $200–$600 annually, with larger repairs being more occasional but more costly.
💧 Water Usage & Refills
Often overlooked, the Evaporation, backwashing, and splash-out of your pool means you will need regular top-offs. Refilling a typical 15,000–20,000-gallon pool can increase your water bill by $30–$75 per month, depending on climate and pool cover usage.
🌬️ Seasonal Openings & Closings
If you live in a climate where pools can’t stay open year-round, you’ll need to budget for seasonal opening and closing services:
- Opening a pool: $150–$300
- Closing/winterizing a pool: $150–$300
DIY kits are available, but many homeowners prefer to hire a pro to avoid potential issues like cracked pipes or improper chemical balance.
🛠️ Long-Term Costs to Watch
Pools don’t just age — they require periodic overhauls. Here are some long-term maintenance costs to factor in:
- Liner replacement (vinyl pools): Every 7–10 years, at a cost of $3,000–$6,000
- Plaster resurfacing (concrete pools): Every 10–15 years, costing $5,000–$10,000
- Tile and coping repairs: Varies, but expect $1,000–$3,000
🏡 Why Pool Costs Matter for Homebuyers
If you're in the market for a home with a pool, it's critical to factor maintenance into your budget — especially when qualifying for a mortgage. Lenders may not account for pool upkeep in your debt-to-income ratio, but the costs still hit your wallet every month.
As a mortgage broker, I always recommend clients:
- Get a pool inspection before closing on a home with a pool
- Ask for maintenance records from the seller
- Budget $1,200–$2,500 per year for pool care
- Check with your insurance provider about liability and coverage increases
🏊 Is a Pool Worth It?
A pool can add value to your lifestyle — and in some regions, even to your home’s resale value. But owning one is a commitment of time, money, and effort. Knowing what to expect in ongoing maintenance costs can help you make an informed decision, whether you're buying a home or just dreaming of that perfect backyard oasis. ☀️
Need Help Navigating Home Costs?
At Onshore Mortgage, we help buyers evaluate the true cost of homeownership, including hidden or ongoing expenses like pool maintenance. If you're exploring homes with pools or want to refinance and tap into your equity to add one, we’re here to guide you every step of the way.
📞 Contact us anytime to learn how we can help make your dream home a reality.

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The information contained in this site has been prepared by an independent third party and is distributed for educational purposes only. This is designed to give helpful tips on the mortgage process and is not intended to give legal advice.
Information is considered reliable but not guaranteed. This is not a pre-qualification, pre-approval, loan approval or commitment to lend. We arrange but do not make loans.
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