ZIP Code 77861
About Iola
Iola is a city in Grimes County, Texas, United States, on Farm to Market Road 39 and the Burlington-Rock Island Railroad, at the headwaters of Ragan Creek in northwestern Grimes County. As of the 2020 census the population was 311.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,785
population
$67,857
median household income
24
people / sq mi
$260,400
median home value
$1,146
median gross rent
46.8
median age
1,363
housing units
1,210
households
115.2
land area (sq mi)