ZIP Code 45040 Map
Census ZIP Code Tabulation Area 45040 in Mason, OH (Warren County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 45040 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
59,518
Households
22,000
Median household income
$133,240
Median age
41.5 years
Median home value
$440,000
Median gross rent
$1,811/mo
Owner-occupied homes
77.7%
Bachelor's degree or higher
63%
Below poverty level
4.6%
Land area
28.5 sq mi
Population density
2,092 / sq mi