187 years in pictures
The archive holds 2 old photos and papers going back to 2024 and a map from 1980 on.
1 place on the National Register of Historic Places.
- 1839Trenton is settled
Each edition grades its towns against each other only.

100% of households live in a home they own in Trenton, against 70% in Iowa’s towns and 73% across U.S. towns. Benjamin Chapel and Richwoods Cemetery and Samuel and Sarah Hulme House is on the National Register of Historic Places. Trenton has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
Where Trenton beats most towns.
In a town this size, neighbors are the best guide. Ask them anything.
The archive holds 2 old photos and papers going back to 2024 and a map from 1980 on.
1 place on the National Register of Historic Places.
Trenton is unincorporated, so Henry County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
Ordered by what stands out in Trenton.
The range runs from 14° on a January night to 85° on a July afternoon, with about 34 inches of snow a winter.
NOAA U.S. Climate Normals, 1991–2020
Of the losses FEMA expects in Trenton, 27% come from inland flooding and 18% from drought. Compared with just over three fifths of U.S. communities, expected storm and flood damage locally is lower.
FEMA National Risk Index · OpenFEMA
Just over a fifth of Trenton adults binge drink. Only 9 of the 141 Iowa towns we compare have a higher share of adults who sleep under 7 hours than Trenton. In Trenton, 30% of adults feel lonely, and 17% smoke cigarettes.
| Trenton | Iowa towns | U.S. towns | |
|---|---|---|---|
| Binge drink (CDC PLACES) | 22% | 20% | 16% |
| Feel lonely (CDC PLACES) | 30% | 32% | 33% |
| Smoke cigarettes (CDC PLACES) | 17% | 15% | 14% |
| Obesity (CDC PLACES) | 41% | 38% | 35% |
| What stands out | Trenton | IA |
|---|---|---|
| Fewer older adults who have lost all their teeth | 7.8% | 11.6% |
| Fewer adults with heart disease | 5.5% | 6.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
None within 15 miles of Trenton; the nearest are
About 0 of every 100 Trenton residents are enrolled in college, against 6 across Iowa.
Census-designated place in Iowa, United States
Trenton is an unincorporated community and census-designated place (CDP) in Henry County, Iowa, United States. It is in the northwest part of the county, 10 miles (16 km) northwest of Mount Pleasant, the county seat. As of the 2020 census, Trenton had a population of 74. Trenton was first listed as a CDP prior to the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Short answers, built from the data on this page.
Trenton has fewer than 1,000 residents, too few for fair grades; the figures below are still real.