ZIP Code 83421
About Chester
Chester is an unincorporated community in Fremont County, Idaho, United States. Chester is located on U.S. Route 20, 6 miles (9.7 km) northeast of St. Anthony. Chester has a post office with ZIP code 83421.
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Area Profile
US Census (ACS 5-year · Gazetteer)
346
population
$80,438
median household income
30
people / sq mi
$264,200
median home value
44.0
median age
192
housing units
158
households
11.7
land area (sq mi)