
Trout Hall · National Register of Historic Places
Allentown’s story
264 years in pictures
Its 16 National Register listings are more than in 98% of Pennsylvania towns with a listing.
Census counts: 486 in 1790, 125,845 in 2020. The archive holds 24 old photos and papers going back to 1858 and 6 maps from 1939 on.
Explore the history →
Getting set upMoving to Allentown: who provides what
Who provides power, water and the rest in Allentown, and how to reach them.
The full setup list →EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.