Saint Rosa, Ohio

Saint Rosa: Situated within the agricultural heartland of west-central Ohio, this unincorporated community lies in Mercer County at an approximate elevation of 961 feet.

About

Saint Rosa is a city located in the county of Mercer in the U.S. state of Ohio.

Quick Facts about Saint Rosa

State Ohio (United States)
County Mercer County
Latitude & Longitude 40.4076,-84.5166
Time Zone America/New_York
Local time 10:41:09 (6th November 2026)
Weather 54℉ Slight Chance Light Rain then Mostly Sunny 7-days weather

Geography

Saint Rosa is located at 40°24'27"N 84°30'60"W (40.4075500, -84.5166200).

Saint Rosa map

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Weather

54°F
Slight Chance Light Rain then Mostly Sunny
7 to 14 mph NW Friday

A slight chance of rain before 8am. Mostly sunny, with a high near 54. Northwest wind 7 to 14 mph. Chance of precipitation is 20%.

7-Day Forecast
Rose Garden, Saint Rose

Nearby Schools and Colleges

Schools and campuses linked to Saint Rosa, OH. Select a name to open its map and contact details.

Code Name City ZIP
206613 Wright State University-Lake Campus Celina (OH) 45822-2952

Nearby Transit Stations (2)

Rail and bus stations connected to Saint Rosa, OH. Select a station to open its map and address details.

Code Name Address Type
COI Connersville station 1012 Eastern Avenue RAIL
BYN Bryan Page and Lynn Street RAIL

Closest post offices linked to Saint Rosa.

Post Office Name City ZIP
Maria Stein Post Office Maria Stein (OH) 45860

Other cities in Mercer County

Cities, towns, neighborhoods & other populated places in Mercer County , OH.

City Name Population Title
Celina 10,438 City in Ohio, USA
Coldwater 4,562 Town
Saint Henry 2,574 Human settlement in Mercer County, Ohio, United States of America
Fort Recovery 1,470 Village in Ohio, USA