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
This involves the physical building process, from laying the foundation to installing the roof and interior finishes. It covers the actual labor and materials needed to transform a design into a finished home. You need this service when you have your plans ready and are prepared to break ground. Costs are typically affected by square footage and interior materials chosen for the unit. Exact pricing confirmed free on the call.
Frequently asked in Hampton
What are the general requirements for ADU construction in Hampton?
What ADU services are available in Hampton?
Who is an accessory dwelling unit contractor in Hampton?
What is the cost to build an accessory dwelling unit in Hampton?
What is the cost of an accessory dwelling unit in Hampton?
What makes the best accessory dwelling unit in Hampton?
How do I find an ADU near me in Hampton?
Also serving nearby: Norfolk · Newport News · Portsmouth · Virginia Beach · Chesapeake
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Hampton — population 137,098; about 2,664 residents per square mile across 51.5 sq mi. ZIP codes covered include 23630, 23661, 23663, 23664, 23665, 23666, 23667, 23668.
Neighborhoods served in Hampton: Phoebus, Buckroe Beach, Fort Monroe, Chesapeake, East Hampton, West Hampton — and every surrounding area.
Areas we serve
Browse by state, then city.
