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The Hidden Costs of Owning a Lake LBJ Home: Beyond the Dock and the View

Hidden Costs of buying a home

By Fokus Waterfront | Updated October 2025

Owning a lakefront home in the Texas Hill Country is the dream — coffee with water views, weekend boat rides, and sunsets over Lake LBJ. But while the lifestyle looks effortless, maintaining that view comes with a few hidden costs that can sneak up on even seasoned buyers.Here’s what to factor in before you buy or if you already own a lake property in communities like Horseshoe Bay, Sunrise Beach, or Highland Haven.

1. Water and Utility Costs Keep Climbing

Texas water isn’t as cheap as it used to be. Across Central Texas, city utilities are adjusting rates to handle population growth and aging infrastructure. Communities around the Highland Lakes — including Horseshoe Bay and Sunrise Beach — have already increased water rates to fund repairs and manage demand.

Even if your home uses a private well, rising electricity costs for pumping and irrigation can add up fast. For more on this topic, check out our related article: Why Texas Is Running Out of Cheap Water — and What That Means for You.

2. Flood Insurance and Erosion Protection

Owning right on the water means exposure to flood risk — and flood insurance costs have been climbing under FEMA’s new Risk Rating 2.0 system. Even if your property hasn’t flooded before, premiums may increase due to your proximity to water and elevation data.

In areas like Kingsland and the Colorado Arm of Lake LBJ, erosion from boat traffic and fluctuating lake levels can wear away shoreline over time. Budget for retaining walls, bulkheads, or riprap — all of which require both money and permits from the Lower Colorado River Authority (LCRA).

3. Dock Maintenance and Boat Lift Repairs

That perfect dock shot for Instagram? It takes work. Docks and boat lifts need ongoing care — hydraulic parts seize, cables corrode, and decking warps under the Texas sun. Add in seasonal adjustments for fluctuating lake levels, and annual maintenance can easily exceed $1,500–$3,000 depending on the setup.

If your dock is covered, make sure the structure meets updated LCRA dock regulations before making improvements or renting your home short-term.

4. Septic Systems, Dredging, and Lake Weeds

Many homes around Lake LBJ, especially in Highland Haven and Sunrise Beach, rely on septic systems. Older systems may not meet current county regulations, and replacements can cost tens of thousands of dollars. Dredging and aquatic weed management are also recurring issues for waterfront homeowners. Keeping channels clear is essential for property access and resale value.

If you’re buying, always include a septic inspection in your due diligence and get estimates for shoreline cleanup or dredging if the waterline looks shallow or silted.

5. Maintenance and Property Taxes

Hill Country lake homes face unique wear and tear — humidity, mineral buildup, and intense UV exposure shorten the life of paint, windows, and metal fixtures. And as property values around lakes continue to climb, so do taxes. Llano and Burnet Counties have both seen steady increases in lakefront valuations since 2021.

Budget accordingly or consider homestead or wildlife exemptions where applicable.

6. The Smart Way to Buy and Own Lakefront Property

Owning lakefront property is still one of the best lifestyle and investment decisions you can make in Central Texas — if you understand what you’re getting into. Plan for the maintenance and the rising costs, and your property will reward you long-term.

Our team at Fokus Waterfront helps clients navigate every detail — from water rights to dock permits to understanding market trends around Lake LBJ, Lake Marble Falls, and Lake Travis.

Before you buy, make sure you’re working with someone who truly understands what lake ownership involves — both the dream and the upkeep.

 

 

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