State · National Register of Historic Places

Delaware

730 listed places across 3 counties, 15 of them National Historic Landmarks.

730
Listings
15
National Historic Landmarks
100
Historic districts
3
Counties with listings

13 cities in Delaware with a page of listings → · 1 of them has walking tours

By county

New Castle 420Sussex 155Kent 155

Landmarks

Landmark · Montchanin
Broom, Jacob, House
National Historic LandmarkListed 1974
Landmark · New Castle
George Read II House
National Historic LandmarkListed 2016
Landmark · Dover
Dickinson, John, House
National Historic LandmarkListed 1966
Landmark · Wilmington
Eleutherian Mills
National Historic LandmarkListed 1966

National Historic Landmarks

AspendaleNHL1970
Jacob Broom HouseNHL1974
Corbit-Sharp HouseNHL1967
John Dickinson HouseNHL1966
Eleutherian MillsNHL1966
Fort ChristinaNHL1966
George Read II HouseNHL2016
George Read II HouseNHL2016
Holy TrinityNHL1966
Howard High SchoolNHL1985
Lightship Wlv 539NHL1989
Lombardy HallNHL1972
New Castle County Court HouseNHL1972
New Castle Historic DistrictNHL1967
StonumNHL1973

Most viewed on Wikipedia

Every state →

Listed places in this state ranked by Wikipedia article views. The figure is the monthly average from June to August 2026.

  1. 1
    Gatehouse
    Building · Wilmington
    2,451
  2. 2
    Eastern Lock of the Chesapeake and Delaware Canal
    Structure · Delaware City
    2,367
  3. 3
    St. Joseph's on the Brandywine
    Historic district · Greenville
    1,737
  4. 4
    Wilmington Amtrak Station
    Building · Wilmington
    1,225
  5. 5
    Old Statehouse
    Building · Dover
    566

Counts come from the Wikimedia pageviews API.

Newest listings

Full weekly list →
  • 2026-08-24
    Mount Joy United Methodist ChurchWilmington

Guidebooks to historic places and travel in Delaware

We earn a small commission if you buy through these links. It does not change what we list.

  • Slow Travels-Delaware, Maryland, and Virginia Edition
    Lyn Wilkerson, 2010
    Find at Bookshop.org
  • Rockhounding Delaware, Maryland and the Washington, DC Metro Area
    Robert Beard, 2015
    Find at Bookshop.org
  • WPA Guide to Delaware
    Federal writers' project, 2013
    Find at Bookshop.org

Titles come from Open Library's catalog, matched by subject heading or by title.