Accessory Dwelling Unit (ADU) Construction in Henderson, NV — Costs $71,340 to $416,150

What does accessory dwelling unit (adu) construction cost in Henderson? Average $178,350, ranging $71,340–$416,150. Labor runs $37.74/hr locally — 19% above the national average. Free breakdown with material + labor split.

Henderson, NV Market

+19% vs national

Labor Rate

$37.74/hr

Material Index

112

Avg Permit Cost

$1,994

Median Home Price

$515,737

Henderson is a mid-sized city in Nevada 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, Henderson is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. With a median home price of $515,737, this accessory dwelling unit (adu) construction represents just 34.6% of typical home value — a relatively small investment that can significantly boost curb appeal or functionality.

Low Estimate

$71,340

National: $60,000

Mid-Range

$178,350

National: $150,000

High End

$416,150

National: $350,000

Per Sq Ft

$297

National: $250

Duration: 6-18 months
DIY: Hard
Permits: Required
ROI: 80%

Accessory Dwelling Unit (ADU) Construction Cost Calculator for Henderson

Adjusted for Henderson's labor rate ($37.74/hr) and material costs (index 112).

50 sq ft1,000 sq ft

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Henderson

$178,350

Based on 200 sq ft at mid quality, adjusted for Henderson market rates.

Local Cost Breakdown

Labor (50%)$89,175

At Henderson's average rate of $37.74/hr (26% above national avg)

Materials (50%)$89,175

Material cost index 112 (12% above national baseline of 100)

Accessory Dwelling Unit (ADU) Construction vs. Home Value in Henderson

MetricHendersonNational Avg
Accessory Dwelling Unit (ADU) Construction (Mid-Range)$178,350$150,000
Median Home Price$515,737$350,000
Project as % of Home Value34.6%42.9%
Estimated ROI80%80%
Median Household Income$74,520$75,000

What Affects the Price in Henderson

  • 1Local labor rates ($37.74/hr in Henderson)
  • 2Material cost index (112 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

Planning a Accessory Dwelling Unit (ADU) Construction in Henderson

Building permits are typically required for a accessory dwelling unit (adu) construction in Henderson. The average permit fee in this area is $1,994, 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 Henderson, skilled contractors charge an average of $37.74/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median Henderson household earning $74,520/year, this project at $178,350 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

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