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How much does a adu new cost in Honolulu (96816)?

Typical adu new in Honolulu (96816)
≈ $122,000
medium confidencefrom 46 filings
≈ $78,500median ≈ $122,000≈ $195,000
A reference range from comparable filed projects in public records — not a quote.
Honesty is the point. We show the full range and the sample size — a reference, never a single promised number.
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Adu new projects filed in Honolulu (96816) typically run about $122,000, with most between $78,500 and $195,000, based on 46 filings (Honolulu public records, DataSF).

These are comparable filed projects in Honolulu (96816) — a typical reference range, not a quote. Your project can land anywhere in the spread depending on scope, materials, and access.

Where the money goes

A typical share of a adu new budget — an illustrative industry breakdown, not measured for this project.

What moves the price

Materials & finishes
The biggest swing — basic vs premium
Labor & crew
Local rates and how many trades are involved
Scope found on-site
Older homes surface surprises once walls open
Filing & timeline
Reviews and inspections add weeks, not just cost

Common questions

What's the typical range for a adu new in Honolulu (96816)?

Most adu new projects in Honolulu (96816) run $78,500 to $195,000, with a median around $122,000, based on 46 filings of comparable filed work (Honolulu public records, DataSF).

How does Honolulu (96816) compare to citywide adu new costs?

the 96816 median ($122,000) runs about 22% above the Honolulu citywide median ($100,000) for adu new projects.

How recent is this data?

These figures reflect comparable adu new projects filed in Honolulu public records (DataSF), compiled as of 2026-06-03. They refresh as new filings are published.

What affects the cost of a adu new?

Scope, materials, finishes, the age and condition of the home, and site access. The spread above ($78,500–$195,000) reflects that range — your project can land anywhere in it.

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