1900s (20th Century) Maps of New Castle County, Delaware
Explore 92 historic maps of New Castle County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how New Castle County's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring New Castle County's history through authentic maps from the 1900s. This is your window into the past.
New Castle County, DE maps
(92)- 1900 Map of Elkton1900 Elkton1900 Print · USGSMaryland's tidewater and rail corridors meet at the turn of the century in this detailed survey of Cecil County. Genealogists can trace family roots through old settlements like McClellandville and Singerly or locate ancestors near the Pivot Bridge.7 unique versions available
- 1900 Map of Cecilton1900 Cecilton1900 Print · USGSUpper Chesapeake life at the turn of the century was defined by the deep tidal necks of the Sassafras River. You can trace old steamboat landings like Wilson Point Whf. and rural rail stops along the Baltimore and Delaware Bay R. R.6 unique versions available
- 1901 Map of Camden1901 Camden1901 Print · USGSThe Delaware River valley at the turn of the century shows a bustling corridor of early industrial growth and established mill towns. Researchers can trace the heritage of local industry at Sycamore Mills or locate early settlements like Penns Grove and Village Green.3 unique versions available
- 1901 Map of West Chester, 1958 Print1901 West Chester1958 Print · USGSSettled hills and river valleys between Pennsylvania and Delaware are captured here in the early twentieth century. Trace the industrial landscape from West Chester down to Wilmington, finding landmarks like the Henry Clay Factory and Dutton Mill.
- 1904 Map of West Chester1904 West Chester1904 Print · USGSChester County at the dawn of the 1900s reveals a thriving network of rail-connected villages and early industrial sites along the Brandywine Creek. Researchers can trace old family lands near Dutton Mill, the House of Refuge, and the vanished stops of the West Chester Br. railroad.8 unique versions available
- 1904 Map of Coatesville, 1960 Print1904 Coatesville1960 Print · USGSChester County at the turn of the century shows a bustling corridor of industry and education nestled between the Valley Hills and Mine Ridge. Trace the early development of Lincoln University, the rail hubs at Coatesville, and rural landmarks like Faggs Manor Ch.
- 1904 Map of Wilmington, 1961 Print1904 Wilmington1961 Print · USGSDelaware’s coastal industrial corridor and river defenses are captured here at the turn of the century. Genealogists and historians can trace old transit lines like the Maryland and Delaware Electric RR or locate landmarks such as Fort Delaware and Coochs Bridge.
- 1906 Map of Dover1906 Dover1906 Print · USGSCentral Delaware and Maryland's Eastern Shore appear at the start of the twentieth century, focused on the bustling rail-and-river economy. Genealogists can trace old family landing sites and crossroads villages like Bohemia Mills, Deakyneville Ldg., and Seven Hickories.3 unique versions available
- 1906 Map of Coatesville1906 Coatesville1906 Print · USGSChester County during the first decade of the 1900s reveals a landscape defined by industrial expansion and established rural hamlets. Researchers can trace the early footprint of Lincoln University and follow historic turnpikes through settlements like Faggs Manor, Parkesburg, and Ercildoun.8 unique versions available
- 1906 Map of Wilmington1906 Wilmington1906 Print · USGSThe industrial waterfronts and rail hubs of northern Delaware thrive in the early twentieth century. Researchers can trace the path of the Chesapeake and Delaware Canal, find the strategic Fort Delaware, and locate old settlements like Coochs Bridge and St Georges.7 unique versions available
- 1917 Map of Elkton1917 Elkton1917 Print · USGSNorthern Cecil County and the Delaware borderlands appear here in the era of rail and canal dominance. Genealogists can trace family names across Back Creek Neck or locate early settlements like Lewisville and Mechanic Valley.
- 1918 Map of Coatesville, 1921 Print1918 Coatesville1921 Print · USGSChester County and the Lancaster border are captured in the late First World War era as industrial and academic centers thrived. Trace the early layout of Lincoln University, the busy Pennsylvania R.R. corridor, and old post offices like Springdell Derbydown PO.
- 1919 Map of Wilmington1919 Wilmington1919 Print · USGSNorthern Delaware and the river corridor are mapped at the close of the Great War, highlighting strategic coastal defenses and rail hubs. Genealogists can trace early landmarks like Coochs Bridge, Corner Ketch, and the defensive works at Fort Delaware.2 unique versions available
- 1919 Map of Vineland, 1921 Print1919 Vineland1921 Print · USGSCumberland County’s coastal oyster ports and inland industrial centers are captured here during a period of peak maritime activity. Genealogists and historians can trace rail lines like the Central R. R. of New Jersey or locate vanished sites like Whitehall Ldg. and Sheppards Mill.
- 1920 Map of Dover1920 Dover1920 Print · USGSThe Maryland and Delaware borderlands at the end of the Great War reveal a landscape of tidewater landings and evolving rail lines. Trace family roots and vanished wharves through Fredericktown, the Mason and Dixon Line, and the Bombay Hook Light.
- 1931 Map of Bay Side1931 Bay Side1931 Print · USGSThe tidal marshes of the lower Delaware River come alive in the early thirties, showcasing the maritime and agricultural roots of South Jersey. Genealogists and historians can trace family-named sites like Maskell Mill, the rail path of the Southern Jersey R R, and old bayfront landings at Sea Breeze.2 unique versions available
- 1931 Map of Smyrna1931 Smyrna1931 Print · USGSCoastal Delaware in the late twenties and early thirties was a landscape of tidal landings and crossroads settlements linked by the new Dupont Highway. Genealogists can trace family names across Gums Corners, identify sites like St Anns Church, or locate the many landings along Blackbird Creek, including Blackbird Landing and Stave Landing.5 unique versions available
- 1941 Map of Marcus Hook1941 Marcus Hook1941 Print · USGSThe industrial and maritime riverfront at the start of the 1940s is captured here, showing the dense rail networks of the Marcus Hook area. Researchers can trace ancestral property near Hambys Corner, Siloam Ch, or the U S Military Reservation.
- 1941 Map of Salem1941 Salem1941 Print · USGSSalem County and the Delaware River waterfront appear here in the early 1940s, just as industrial and wartime infrastructure began to reshape the landscape. Genealogists and local historians can trace family roots through old landmarks like Porches Mill, Yorktown PO, and the Wilmington Ferry route.
- 1941 Map of Shiloh1941 Shiloh1941 Print · USGSCoastal New Jersey and Delaware meet here at the start of the 1940s, showing a landscape of tidal marshes and rural crossroads. Genealogists and historians can trace family-named corners and vital industries like Seventh Day Mill, the County Almshouse, and the Ship John Shoal Light.
- 1942 Map of Camden1942 Camden1942 Print · USGSThe Philadelphia and Camden metropolitan corridor is captured here at the height of the Second World War. Genealogists and historians can trace rail networks like the Reading R.R. and locate communities from Swedesboro to Merchantville.
- 1942 Map of Elkton1942 Elkton1942 Print · USGSElkton and the tristate borderlands of Maryland, Delaware, and Pennsylvania are captured here just before the mid-century expansion. Genealogists can trace family names and landmarks like Old Frenchtown Wharf, St Johns Ch, and the historic Tangent Stone.4 unique versions available
- 1943 Map of Coatesville1943 Coatesville1943 Print · USGSChester County's industrial and rural landscape is shown in detail during the early 1940s, centered on the rail-driven growth of the Octoraro and Brandywine valleys. Family historians can trace ancestral roots through small hamlets and transit points like Derbydown PO, Doe Run Sta, and Sadsburyville.
- 1943 Map of West Chester1943 West Chester1943 Print · USGSChester County during the early years of the war shows a landscape of established borough centers and winding creek valleys. Genealogists and historians can trace the rail-and-river network through West Chester, Brandywine Creek, and early industrial sites like Dutton Mill.
- 1944 Map of Cecilton1944 Cecilton1944 Print · USGSThe rural borderlands of Cecil County and New Castle County are captured here during the 1940s, showing a landscape defined by tidal creeks and historic necks of land. Researchers can locate early boundary markers like MD-Del Boundary Mon No 1 and old community hubs including Bohemia Mills and St Francis Xavier Church.
Showing maps 1-25 of 92
Top cities of New Castle County
- Wilmington historical maps
- Newark historical maps
- Hockessin historical maps
- Middletown historical maps
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See more
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