Accessory Dwelling Unit (ADU) Construction in Hampton, VA — Costs $71,320 to $416,033
What does accessory dwelling unit (adu) construction cost in Hampton? Average $178,300, ranging $71,320–$416,033. Labor runs $37.12/hr locally — 19% above the national average. Free breakdown with material + labor split.
Hampton, VA Market
+19% vs nationalLabor Rate
$37.12/hr
Material Index
114
Avg Permit Cost
$909
Median Home Price
$292,400
Hampton is a mid-sized city in Virginia with a healthy pool of local contractors. Homeowners generally have several options to compare for a accessory dwelling unit (adu) construction, which helps keep pricing competitive. At 19% above the national average, Hampton is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Hampton is valued at $292,400, putting this project at about 61.0% of home value — a moderate investment with a projected 80% ROI.
Low Estimate
$71,320
National: $60,000
Mid-Range
$178,300
National: $150,000
High End
$416,033
National: $350,000
Per Sq Ft
$297
National: $250
Accessory Dwelling Unit (ADU) Construction Cost Calculator for Hampton
Adjusted for Hampton's labor rate ($37.12/hr) and material costs (index 114).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Hampton
$178,300
Based on 200 sq ft at mid quality, adjusted for Hampton market rates.
Local Cost Breakdown
At Hampton's average rate of $37.12/hr (24% above national avg)
Material cost index 114 (14% above national baseline of 100)
Accessory Dwelling Unit (ADU) Construction vs. Home Value in Hampton
| Metric | Hampton | National Avg |
|---|---|---|
| Accessory Dwelling Unit (ADU) Construction (Mid-Range) | $178,300 | $150,000 |
| Median Home Price | $292,400 | $350,000 |
| Project as % of Home Value | 61.0% | 42.9% |
| Estimated ROI | 80% | 80% |
| Median Household Income | $50,856 | $75,000 |
What Affects the Price in Hampton
- 1Local labor rates ($37.12/hr in Hampton)
- 2Material cost index (114 vs national 100)
- 3Attached vs detached
- 4Size and bedroom count
- 5Kitchen and bath quality
- 6Local ADU regulations
Popular Upgrades
- Full kitchen
- Separate entrance
- Solar panels for energy independence
Other Projects in Hampton, VA
Second Story Addition
$237,733
Room Addition
$106,980
Swimming Pool Installation
$76,631
Garage Addition
$65,377
Home Addition
$94,704
Inground Swimming Pool
$76,314
Attic Conversion
$65,644
Swimming Pool Construction
$59,677
Accessory Dwelling Unit (ADU) Construction in Other Virginia Cities
Planning a Accessory Dwelling Unit (ADU) Construction in Hampton
Building permits are typically required for a accessory dwelling unit (adu) construction in Hampton. The average permit fee in this area is $909, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 6-18 months from start to finish.
A accessory dwelling unit (adu) construction is a complex project best left to licensed professionals. In Hampton, skilled contractors charge an average of $37.12/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
For the median Hampton household earning $50,856/year, this project at $178,300 represents a significant investment. Consider financing options or phasing the work to spread costs over time.
Accessory Dwelling Unit (ADU) Construction — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
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