ZIP Code 62425
About Dundas
Dundas is an unincorporated community and census-designated place in Richland County, Illinois, United States. Dundas is 7 miles (11 km) north of Olney. Dundas has a post office with ZIP code 62425. As of the 2020 census, Dundas had a population of 146.
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Area Profile
US Census (ACS 5-year · Gazetteer)
712
population
$100,469
median household income
18
people / sq mi
$107,800
median home value
34.2
median age
283
housing units
264
households
40.6
land area (sq mi)