New Castle County, Delaware Genealogy Guide
|Other DE Resources|
|DE Birth, Death, Marriage,
Divorce & Death Records
DE Military Databases
DE Data Collections
DE Historical Newspapers
Social Security Death Index
Create a Free Family Tree
New Castle County, Delaware (Map It) was created on August 8, 1673 as an Original County (originally named New Amstel County until 1674).. New Castle County was originally named New Amstel County but renamed in 1684. Learn More About State of Delaware History
New Castle County is bordered by Chester County, Pennsylvania (northwest), Delaware County, Pennsylvania (northeast), Gloucester County, New Jersey (northeast), Salem County, New Jersey (east), Kent County, Delaware (south), Kent County, Maryland (southwest), Cecil County, Maryland (west).
New Castle County Cities and Towns include Delaware City, New Castle, Newark, Wilmington, Bellefonte, Clayton, Elsmere, Middletown, Newport, Odessa, Smyrna, Townsend. A Map of New Castle County, Delaware contains detailed information about roads and boundaries, these maps may include rural communities, churches, and cemeteries.
New Castle County Hundreds include Appoquinimink, Blackbird, Brandywine, Christiana, Mill Creek, New Castle, Pencader, Red Lion, St. George's, White Clay, Wilmington.
New Castle County, Delaware Courthouse Records
New Castle County, DE Courthouse
The New Castle County Courthouse is located in Willmington, Delaware. Records of land conveyance are found in the county recorder of deeds' offices. Estates are in the office of the register of wills where files are maintained from 1925. The prothonotary is the clerk with custody of such records as divorces (to 1975), and civil and criminal court matters. Learn More About State of Delaware Court, Tax, Land and Probate Records.
Please contact the each clerk's department to confirm mailing address, hours, fees and other information before visiting or requesting information because contact information sometimes changes. The Clerk's Office DOES NOT DO RESEARCH. The documents are available to interested parties, barring confidential issues. Most staff will assist people in finding the materials, but it is up to the individual to do the research.
The New Castle County record dates below are from the earliest date to present time. Most earlier records and many into the twentieth century have been transferred to the Delaware State Archives, although some counties have microfilms of transferred material.
- New Castle County Clerk of the Peace has Marriage Records from 1829-1898 .
- New Castle County Register of Wills has Probate Records from 1742.
- New Castle County Register of Deeds has Land Records from 1676. Only the most recent deeds are in the office, however. Most have been transferred to the archives.
New Castle County, Delaware Census Records
- Learn More: State of Delaware Census Records
- U.S. Federal Population Schedules: 1790 (fragmented), 1800, 1810, 1820, 1830, 1840, 1850, 1860, 1870, 1880 (free index), 1890 (fragmented), 1900, 1910, 1920, 1930, 1940
- U.S. Census Reconstructed Records: 1660-1820
- State Population Schedules: None
- U.S. Federal Census Slave Schedules: 1850 and 1860
- U.S. Federal Census Mortality Schedules: 1850, 1860, 1870 and 1880
- Selected U.S. Federal Census Agriculture Schedules: 1850, 1860, 1870 and 1880
- Selected U.S. Federal Census Industry Schedules: 1850, 1860, 1870 and 1880
- Union Veterans Schedules: 1890
New Castle County, Delaware Vital Records
- Learn More: State of Delaware Vital Records
- Birth Records: from 1942 - present; State Archives from 1861–63 and 1881–1930
- Marriage Records: from 1974; State Archives from 1847–1962
- Death Records: from 1974 - present; State Archives from 1861–63 and 1881–1962
- Divorce Records: from 1935
- Locations: Delaware Office of Vital Statistics, Delaware State Archives
- Vital Records Online: USAVital, VitalChek or Social Security Death Index
- Vital Records by Mail: Birth Certificate, Marriage Certificate, Death Certificate Applications.
- In Person: Certified copies of certificates are at any of three locations around the state. Most certificates can be issued while you wait.
New Castle County, Delaware Resources
New Castle County, Delaware External Links
- New Castle County, Delaware Ancestry Data Collections
- New Castle County, Delaware Military Records
- Historical Newspapers from Delaware (1785–1900)
- Calendar of New Castle County, Delaware probate records, 1680-1800 database is a calendar of probate records from New Castle County, Delaware between 1680 and 1800.
- Wilmingtonian And Delaware Advertiser (Wilmington, Delaware) (search.ancestry.com)
- Delaware, Wilmington Vital Records, 1847-1954 Images of birth, marriage, and death records from Wilmington, New Castle County, Delaware. Includes some indexes. The birth records end in the year 1919.
- New Castle County, Delaware Wills, 1682-1800 (search.ancestry.com)
- Calendar of Delaware Wills, New Castle County, 1682-1800 (search.ancestry.com)
- Wilmington, Delaware : three centuries under four flags, 1609-1937 (search.ancestry.com)
- Reminiscences of Wilmington, in familiar village tales, ancient and new (search.ancestry.com)
- The Centennial services of Asbury Methodist Episcopal Church, Wilmington, Delaware, October 13-20, 1889 (search.ancestry.com)
- History of Wilmington : the commercial, social and religious growth of the city during the past century (search.ancestry.com)
- Street guide and directory of Wilmington (search.ancestry.com)
- Wilmington, Delaware, Catholic Diocese Cemeteries Index, 1876-2012