Allentown, Pennsylvania

Allentown, Pennsylvania
Nicknames: 
"The A" "The Queen City", "A-Town", "Band City USA", "Peanut City", "Silk City".
Motto: 
Interactive map of Allentown
Allentown
Allentown
Allentown
Coordinates: 40°36′06″N 75°28′38″W / 40.60167°N 75.47722°W / 40.60167; -75.47722
Country United States
State Pennsylvania
CountyLehigh
Settled1751 (1751)
Founded1762 (1762)
IncorporatedMarch 12, 1867 (1867-03-12)
Founded byWilliam Allen
Named afterWilliam Allen
Government
  TypeMayor-council
  MayorMatthew Tuerk (D)
  City SolicitorMatt Kloiber
  City ControllerJeff Glazier
  SenateJarrett Coleman (R)
Nick Miller (D)
Area
18.01 sq mi (46.64 km2)
  Land17.56 sq mi (45.49 km2)
  Water0.44 sq mi (1.15 km2)
  Urban
261.55 sq mi (677.4 km2)
  Metro
730.0 sq mi (1,174.82 km2)
Elevation
338 ft (103 m)
Highest elevation
440 ft (130 m)
Lowest elevation
255 ft (78 m)
Population
 (2020)
125,845
  Rank1st in the Lehigh Valley
3rd in Pennsylvania
  Density7,164.94/sq mi (2,766.35/km2)
  Urban
621,703 (US: 68th)
  Urban density2,377.0/sq mi (917.8/km2)
  Metro
865,310 (US: 68th)
  Metro density1,117.8/sq mi (431.6/km2)
  Demonym
Allentonian
Time zoneUTC−5 (EST)
  Summer (DST)UTC−4 (EDT)
ZIP Codes
18101, 18102, 18103, 18104, 18105, 18106, 18109, 18175, and 18195
Area codes610 and 484
FIPS code42-02000
GNIS feature ID1202899
Primary airportLehigh Valley International Airport- ABE (Major/International)
Secondary airportAllentown Queen City Municipal Airport- XLL (Minor)
School districtAllentown
Major hospitalLehigh Valley–Cedar Crest
Websitewww.allentownpa.gov

Allentown (Pennsylvania Dutch: Allenschteddel, Allenschtadt, or Ellsdaun) is a city in eastern Pennsylvania, United States. The county seat of Lehigh County, it is the third-most populous city in Pennsylvania, with a population of 125,845 as of the 2020 census. It is also the most populous city in the Lehigh Valley metropolitan area, which had a population of 861,899 and was the 68th-most populous metropolitan area in the nation as of 2020.

Founded in 1762, Allentown is located on the Lehigh River, a 109-mile-long (175 km) tributary of the Delaware River. It is the largest of three adjacent cities, including Bethlehem and Easton in Lehigh and Northampton counties, in the Lehigh Valley region. Allentown is located 48 miles (77 km) north of Philadelphia and 78 miles (126 km) west of New York City.