Dorchester, Iowa
Dorchester: a city in Allamakee County, Iowa.
About
Dorchester is a city located in the county of Allamakee in the U.S. state of Iowa.
Quick Facts about Dorchester
| State | Iowa (United States) |
| County | Allamakee County |
| Latitude & Longitude | 43.4697,-91.5110 |
| Time Zone | America/Chicago |
| Local time | 20:51:22 (15th September 2026) |
| Postal code | 52140 |
| Weather | 74℉ Mostly Cloudy 7-days weather |
Geography
Dorchester is located at 43°28'11"N 91°30'39"W (43.4696900, -91.5109700).
Dorchester map
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Weather
74°F
Mostly Cloudy
5 to 8 mph W
Today
Mostly cloudy. High near 74, with temperatures falling to around 72 in the afternoon. West wind 5 to 8 mph. New rainfall amounts less than a tenth of...
7-Day Forecast
Dorchester zip code is 52140.
County name: Allamakee, County
fips: 19005
Nearby Schools and Colleges
Schools and campuses linked to Dorchester, IA. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 153834 | Luther College | Decorah (IA) | 52101-1045 |
Nearby Transit Stations (3)
Rail and bus stations connected to Dorchester, IA. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| LSE | La Crosse | St. Andrew and Caledonia Streets | RAIL |
| WIN | Winona station | 65 East Mark Street | RAIL |
| TOH | Tomah | North Superior Ave. and Washington St. | RAIL |
Closest post offices linked to Dorchester.
| Post Office Name | City | ZIP |
|---|---|---|
| Eitzen Post Office | Eitzen (MN) | 55931 |