New Haven ADU Permit Fees & Cost Calculator
New Haven appears to allow ADUs, but the fee schedule for an ADU is not clearly published in the search results. The most defensible city-specific source found is the New Haven fee schedule page, which should be checked directly for the current building/plan review line items before relying on any estimate.
Free ADU fee calculator
Estimate local ADU fees
Step 1 of 5: Location
The calculator uses staged city data from the ADUFee database with visible confidence levels and dated source tracking.
Fee overview
The provided results do not expose the actual official New Haven fee line items, so exact ADU permit amounts could not be confirmed.
Secondary-source fee estimates should not be treated as authoritative.
Connecticut state surcharge treatment may depend on the specific fee item and should be verified against the current city schedule.
The query refers to ADU permit and pre-development fees for the City of New Haven, not the broader county or school district area.
Numeric fee fields are left null unless explicitly supported by the provided results.
New Haven fee estimates should be verified against the current city, utility, and school district fee schedules before filing.
FAQs
Are New Haven ADU fee estimates official?
No. ADUFee.com provides planning estimates only. Final fees are set by the city, utility providers, school district, and other agencies.
What sources are used for New Haven?
The database stores city, state, utility, school, county, and other source links where available. Each estimate should still be verified locally.
Can ADU fees vary within Connecticut?
Yes. Permit, utility, school, inspection, and impact fees can vary by jurisdiction, parcel, project size, utility provider, and local interpretation.