Flat Rock, Idaho

Flat Rock: Situated in Fremont County at an elevation of 6375 feet, this area lies within the forested volcanic landscape of the Island Park Caldera in eastern Idaho.

About

Flat Rock is a city located in the county of Fremont in the U.S. state of Idaho.

Quick Facts about Flat Rock

State Idaho (United States)
County Fremont County
Latitude & Longitude 44.5005,-111.3363
Time Zone America/Boise
Local time 23:00:08 (6th November 2026)
Weather 27℉ Partly Cloudy 7-days weather

Geography

Flat Rock is located at 44°30'2"N 111°20'11"W (44.5004800, -111.3363400).

Flat Rock map

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Weather

27°F
Partly Cloudy
2 mph E Tonight

Partly cloudy. Low around 27, with temperatures rising to around 29 overnight. East wind around 2 mph.

7-Day Forecast
Macks Inn

Closest post offices linked to Flat Rock.

Post Office Name City ZIP
Island Park Post Office Island Park (ID) 83429

Other places with the same name (3)

Other cities in Fremont County

Cities, towns, neighborhoods & other populated places in Fremont County , ID.

City Name Population Title
Saint Anthony 3,553 City in and county seat of Fremont County, Idaho, United States
Ashton 1,050 City in Fremont County, Idaho, United States