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Delaware County, Pennsylvania
Genealogy, History & Facts

Delaware County, Pennsylvania Facts

Delaware County

When was Delaware County, PA Created?
Delaware County was established on September 6, 1789 from Chester County. The county was named for the Delaware River, itself named for the Delaware tribe.

What is the County Seat of Delaware County, PA?
The County Seat is located in Media and in addition the county government website is

What counties are adjacent to Delaware County, PA?
Bordering Counties are Montgomery County (north), Philadelphia County (east), Gloucester County, New Jersey (southeast), New Castle County DE (southwest), Chester County (west).

Delaware County Townships Map

What cities and towns are in Delaware County, PA?
Municipalities located in Delaware County include Townships: Aston, Bethel, Chadds Ford, Chester, Concord, Darby, Edgmont, Haverford, Lower Chichester, Marple, Middletown, Nether Providence, Newtown, Radnor, Ridley, Springfield, Thornbury, Tinicum, Upper Chichester, Upper Darby, Upper Providence. Boroughs: Aldan, Brookhaven, Chester Heights, Clifton Heights, Collingdale, Colwyn, Darby, East Lansdowne, Eddystone, Folcroft, Folsom, Glenolden, Lansdowne, Marcus Hook, Media, Millbourne, Morton, Norwood, Parkside, Prospect Park, Ridley Park, Rose Valley, Rutledge, Sharon Hill, Swarthmore, Trainer, Upland, Yeadon. Cities & Towns: ?. See also Delaware County Municipalities Incorporation Dates.

Delaware County, PA Vital Records

Where can find Delaware County Birth, marriage, Divorce and Death Records?
Delaware County vital records can be found at the Pennsylvania Office of Vital Records has copies of birth and death records since 1906 and death records. There is a fee for each copy requested. Please refer to the information to the Statewide Vital Records in Pennsylvania for current fees and application process. Birth, marriage, and death records are connected with central life events.

You can search online for Delaware County Birth, Marriage, Divorce or Death Records. You can also Order Electronically Online or can download an application for Pennsylvania  Birth CertificateDeath Certificate Applications to mail. Walk-in service is available at any of these six public offices: Erie, Harrisburg, New Castle, Philadelphia, Pittsburgh or Scranton.

Delaware County, PA Census Records

What Delaware County, PA census records are available?
There are many types of census records for Delaware County guide you in researching your family tree. Federal Population Schedules are available for 1790, 1800, 1810, 1820, 1830, 1840, 1850, 1860, 1870, 1880 (free index), 1890 (fragment), 1900, 1910, 1920, 1930, 1940.

Delaware Co. Mortality Schedules can be obtained for 1850, 1860, 1870 and 1880. Delaware Co. Industry and Agriculture Schedules can be acquired for 1850, 1860, 1870 and 1880. Delaware Co. Union Veterans Schedules can be found for 1890. You can find free down-loadable and also printable census forms to help you with your research. See Also Pennsylvania Census Records Research Guide

Delaware County, PA Courthouse and Government Records

Delaware County Courthouse

What genealogical records can I find in the Delaware County Courthouse?
The below facts shows exactly what death, marriage, birth, property, wills, and court records are typically in Delaware County. The years listed below are the first noted records with this county. See Also Pennsylvania Corthouse Records Research Guide.

  • Delaware County Courthouse (all departments listed below are located here, unless otherwise noted)
    • Address: 201 West Front Street, Media, PA 19063
  • Delaware County Recorder of Deeds is responsible for recording documents related to property. Documents recorded consist of, but are not limited to, deeds, mortgages, restrictions, notaries, public and elected county officers. Other documents, such as Military Service Discharges, foreign birth certificates, as well as obscure documents like cattle brands, are also recorded here.
    • Phone: 610-891-4152
    • Land Records: 1789
  • Delaware County Prothonotary / Clerk of Courts has been the clerk of court of common pleas since 1707. Court records here include divorces, naturalizations, peddlers' licenses, registration of attorneys, oaths of county officers, equity, sheriff's sales, juror lists, some tax records, and some civil court records.Other court records are with the clerk of courts.
    • Phone: 610-891-4260
    • Court & Divorce Records: 1789
  • Delaware County Register of Wills/ Orphan's Court Clerk are often the same person, sometimes sharing the responsibility of the recorder of deeds and clerk of courts as well. The Register of Wills' principal duties include probating wills and accepting for filing all documents necessary to complete the administration of a decedent's estate. The Clerk of Orphans' Court, our office serves as the filing office and custodian of records for matters involving adoptions, guardianships and estate litigation. The office also issues all marriage licenses. Since 1885 the clerk of the orphans' court in each county has had the responsibility of recording marriages
    • Phone: 610-891-4400
    • Marriage & Probate Records: 1789 
    • Birth & Death Records: before Jan 1906
  • Delaware County Tax Assessor Office has tax records but may also be in the county commissioners' office or with the prothonotary.
  • Pennsylvania, Wills and Probate Records, 1683-1993
  • Early Pennsylvania Land Records  
  • BLM Land Records

Delaware County, PA Societies and Family History Resources

What genealogical and historical societies, archives, museums, associations and libraries are available for Delaware County, PA?
A list of Delaware County Historical  and Genealogical Societies, Libraries, Archives. See also list of Statewide Pennsylvania Archives, Historical & Genealogical Societies.

Where can I connect with other Delaware County, PA Researchers through message boards and forums?

What other genealogical resources are available in Delaware County, PA?
The following are web links to Genealogy, Records and Resources pertaining to Delaware County. Each of these genealogy links fall into 3 categories: Business oriented Sites, Private Sites or Organization Sites. Some have free access some require a cost. This is basically a listing which has been compiled or submitted. I do not recommend or promote one genealogy site over another.

Delaware Co. PA Maps, Atlases & Gazetteers

Delaware Co. PA Books, Newspapers & Publications

Delaware Co. PA Church / Bible Records & Cemeteries / Graveyards

Delaware Co. PA Family Websites, Pictures & Histories

Delaware Co. PA General and History Websites

Delaware Co. PA Immigration & Naturalization

Delaware Co. PA Military Records

Delaware Co. PA Schools & Directories

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