| Official Name: | Allentown, Georgia |
| Settlement Type: | City |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Georgia |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Wilkinson, Twiggs, Laurens, Bleckley |
| Area Footnotes: | [1] |
| Unit Pref: | Imperial |
| Area Total Km2: | 11.92 |
| Area Land Km2: | 11.86 |
| Area Water Km2: | 0.07 |
| Area Total Sq Mi: | 4.60 |
| Area Land Sq Mi: | 4.58 |
| Area Water Sq Mi: | 0.03 |
| Population As Of: | 2020 |
| Population Total: | 195 |
| Population Density Km2: | 16.45 |
| Population Density Sq Mi: | 42.60 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 430 |
| Coordinates: | 32.5919°N -83.2281°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 31003 |
| Area Code: | 478 |
| Blank Name: | FIPS code |
| Blank Info: | 13-01500[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0310468 |
Allentown is a city in Bleckley, Laurens, Twiggs, and Wilkinson counties in the U.S. state of Georgia, primarily in Wilkinson County. As of the 2010 census, the city had a population of 169,[3] down from 287 at the 2000 census. In 2020, its population was 195. The Twiggs County portion is part of the Macon metropolitan statistical area, while the Laurens County portion is part of the Dublin micropolitan statistical area. The remaining Wilkinson and Bleckley County portions are not part of any metropolitan or micropolitan area.
Allentown was named in 1891 when the Macon, Dublin & Savannah Railroad was extended to that point.[4] John Allen, an early postmaster, gave the town his last name. Allentown was incorporated in 1901.[5]
The center of Allentown and most of the buildings are in the southern corner of Wilkinson County, but the city limits extend west into Twiggs County, south into Bleckley County, and southeast into Laurens County.
U.S. Route 80 passes through the center of town, leading northwest 10miles to Jeffersonville and southeast to Dublin. Interstate 16 passes through the south end of the city, with access from Exit 32 (State Route 112). I-16 leads northwest to Macon and southeast to Savannah. State Route 112 passes through the center of Allentown as Balls Ferry Road, leading northeast 10miles to U.S. Route 441 at Nicklesville and southwest to Cochran.
According to the United States Census Bureau, Allentown has a total area of 11.9km2, of which 0.07sqkm, or 0.55%, are water.[6]
The north side of Allentown drains to Devils Branch, a tributary of Turkey Creek and part of the Oconee River watershed. The south side drains to Little Rocky Creek, a tributary of Rocky Creek, then Turkey Creek and the Oconee.[7]
As of the census of 2000, there were 287 people, 121 households, and 72 families residing in the town. In 2020, its population declined to 195.