ZIP Code 38642
About Lamar
Lamar is a census-designated place and unincorporated community in Benton County, Mississippi, United States. It is located along Mississippi Highway 7 in western Benton County. Lamar has a post office with the ZIP code 38642. The nearly abandoned Mississippi Central Railroad runs through Lamar, and is only used rarely for freight trafficking.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,085
population
$58,857
median household income
28
people / sq mi
$116,200
median home value
$639
median gross rent
36.8
median age
782
housing units
732
households
75.3
land area (sq mi)