Delaware
PA flag

Delaware

County

Details

GEOID
42045
State
PA
Population
580,937 (2025 est.)
Data Source
Census tiger
Center Coordinates
39.9168, -75.3989

Geographic Boundary

Data Completeness

60% (6/10)
Geographic boundary
Center coordinates
Wikipedia link
Budget link
Agencies (8)
Services
Legislative bodies
Elected officials (5)
State abbreviation
Parent jurisdiction

Agencies (8)

Delaware County District Attorney's Office

Judicial Delaware

Elected district attorney's office responsible for prosecuting criminal cases in Delaware County.

Delaware County Office of Judicial Support

Judicial Delaware

Serves the function of Clerk of Courts, responsible for processing criminal and civil actions including family-related issues for the Court of Common Pleas of Delaware County, 32nd Judicial District.

Delaware County Council

Legislative Delaware

Five-member elected legislative body governing Delaware County under home rule charter adopted in 2018, effective January 2020. Replaced the traditional three-member Board of Commissioners.

Delaware County Sheriff's Office

Public_safety Delaware

Elected sheriff's office responsible for courthouse security, service of legal process, bench warrant enforcement, firearms licensing, and sheriff sales.

Delaware County Department of Human Services

Executive Delaware

Provides social services including mental health, substance abuse, intellectual disabilities, children and youth services, adult and family services, and community connections for Delaware County residents.

Delaware County Emergency Services

Public_safety Delaware

Manages the county's Enhanced 911 system handling over a million annual requests, coordinates emergency response for 65 fire departments, 42 police departments, and numerous EMS providers. Includes Emergency Management, Special Operations Group, and Emergency Communications divisions.

Delaware County Treasurer's Office

Executive Delaware

Elected treasurer's office responsible for property tax collection, county licensing, and financial management.

Delaware County Controller's Office

Executive Delaware

Elected controller's office responsible for auditing county expenditures, financial oversight, and fiscal accountability.