Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
About this service
Financing an ADU involves finding a loan product that works for your specific financial situation. You might use a home equity line of credit, a cash-out refinance, or a specialized construction loan. You need this service if you have the space for a unit but need help covering the upfront costs.
Frequently asked in Corpus Christi
What does 'accessory dwelling unit' mean in Corpus Christi?
How do I find an ADU builder in Corpus Christi?
What ADU services are available in Corpus Christi?
How much does it cost to build an accessory dwelling unit in Corpus Christi?
Is an affordable accessory dwelling unit possible in Corpus Christi?
What is the best accessory dwelling unit for my property in Corpus Christi?
What is an ADU cost in Corpus Christi?
Also serving nearby: Edinburg · Mcallen · Brownsville · Laredo · Mesquite
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Corpus Christi — population 316,595; about 1,950 residents per square mile across 162.3 sq mi. ZIP codes covered include 78401, 78402, 78403, 78404, 78405, 78406, 78407, 78408.
Neighborhoods served in Corpus Christi: Southside, Northwest Corpus Christi, Portland, Mustang Island, Padre Island — and every surrounding area.
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