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New Construction Mistakes Buyers Should Avoid

New construction is one of the biggest draws of the San Antonio market. Builders are building throughout the metro, incentives are common, and brand-new homes come with modern floor plans and warranties. But buying from a builder has real pitfalls, and I want you to walk in with eyes open.

Phyllis Domingo July 30, 2026 7 min read New Construction
A newly built two-story home in a developing San Antonio neighborhood in late afternoon light

New construction is one of the biggest draws of the San Antonio market. Builders are building throughout the metro, incentives are common, and brand-new homes come with modern floor plans and warranties. But buying from a builder has real pitfalls, and I want you to walk in with eyes open.

Assuming the builder's agent protects you

Here is the most common mistake: showing up without your own representation. The agent on site represents the builder, not you. You have every right to bring your own REALTOR to the table, and doing so costs you nothing when the builder pays the commission. Your agent negotiates the incentives, reviews the contract, and protects your interests in every line item.

Not comparing resale

It is easy to fall in love with a model home and never look at the resale market. Sometimes a two-year-old home in the same neighborhood gives you a bigger lot, a finished backyard, and a lower price. A good agent shows you both sides so your decision is a real comparison, not a default.

Mistaking the list price for the real price

Builders price new homes to include room for incentives: rate buy-downs, closing cost credits, and upgrades. Knowing the actual negotiated price, and having the builder's incentives in writing, is where a REALTOR earns their keep. It is also where buyers who skip representation leave thousands on the table.

Skipping the third-party inspection

The builder's warranty is valuable but it is not an inspection. A pre-closing inspection by an independent home inspector you hire catches issues that the builder's own walkthrough misses. I always recommend it, and I work with inspectors who know new construction.

Ignoring the tax and HOA picture

New subdivisions often carry the newest and highest tax rates, and many have HOA dues that start small and grow. Before you sign, understand the complete tax rate, the HOA rules and fees, and what the community will look like when construction is finished. These details shape your monthly payment more than people expect.

Phyllis Domingo, San Antonio REALTOR

Written by Phyllis Domingo

REALTOR® · TX License 745926 · 100+ homes sold · Helping families move well in San Antonio and the Hill Country since long before the hard part became normal.

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