Delaware Historic Preservation Tax Credit

Delaware State Historic Preservation Office

Available Historic Preservation

About This Program

Delaware Historic Preservation Tax Credit is available to homeowners in Wilmington, DE.

State tax credit equal to 20% of qualified rehabilitation expenses for contributing historic properties in Delaware. Can be combined with 20% federal historic tax credit for 40% total credit on income-producing properties.

Tax credit equals 20% of qualified rehabilitation costs; minimum $5,000 in expenses

Official source site checked live on 2026-06-22.

Data last verified 2026-05-25. How we verify our data.

In Wilmington, DE, you can combine this program with other local help to cut your cost:

Key Details

  • 20% tax credit on qualified rehabilitation costs
  • Property must be contributing to historic district
  • Minimum $5,000 in eligible expenses
  • Can combine with federal 20% credit
  • Work must meet Secretary of Interior's Standards

How to Apply

Get free help applying Visit Official Program Page Track this program

(302) 736-7400

A grant-savvy contractor in Wilmington, DE can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Wilmington early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Your federal tax return for the year of the work (this benefit is claimed on your taxes, not through a separate application).
  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Applications accepted year-round

Questions about this program?

Ask us. It is free, and a real person answers within a business day.

Email us about this program

Frequently asked questions

How much can Delaware Historic Preservation Tax Credit provide in Wilmington, DE?

20% state tax credit.

Who qualifies for Delaware Historic Preservation Tax Credit in Wilmington?

Delaware Historic Preservation Tax Credit is open to homeowners in Wilmington, DE. It has no income limit.

How do I apply for Delaware Historic Preservation Tax Credit in Wilmington, DE?

Apply directly with Delaware State Historic Preservation Office using the official program link on this page or call (302) 736-7400. There is no middleman and no fee.

Need a Contractor for This Grant?

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