Source Data Reference for:
City = Allentown
Time = 2000
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Allentown | 1975 | 519,000 | Tertius Chandler | Four thousand years of urban growth | p512 | ||
| Allentown (PA-USA) | 2000 | 821,173 | n/a | National Census Authority | MSA | ||
| Allentown | 2010 | 665,000 | n/a | Demographia Wolrd Urban Areas 8th Annual Edition Version 2 |