ZIP Code 45431 has segments in 2 Counties (Greene, Montgomery).
Businesses Addresses: 672
PO Box Addresses: 0
Residential Addresses: 12,441
Multi-Family Addresses: 1,215
Single Family Addresses: 11,226
The ZIP Code maps and database are updated 4 times per year. Database updated: March 1, 2026, Maps updated: May 1, 2024.
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Dayton, OH 45431 Data & Demographics
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION
Total Population
27,951 (100%)
Population Density
2,382 per sq mi
Diversity Index1
35
INCOME
Median Household Income
$83,175
Per Capita Income
$43,597
Median Home Value
$209,500
HOUSING
Total HU (Housing Units)
13,565 (100%)
Owner Occupied HU
6,309 (46.5%)
Renter Occupied HU
6,220 (45.9%)
Vacant Housing Units
1,036 (7.6%)
HOUSEHOLDS
Total Households
12,529
Average Household Size
2.22
Family Households
6,641 (53.0%)
NOTES
The Diversity Index estimates the likelihood that two persons chosen at random from the same area belong to different race or ethnic groups, based on five groups: Hispanic/Latino, Non-Hispanic White, Non-Hispanic Black, Non-Hispanic Asian, and Non-Hispanic Other/Multiracial. A value of 0 indicates the population belongs entirely to one group. Higher values indicate a more evenly mixed population. Calculated from U.S. Census Bureau ACS 5-year estimates (table B03002).
Dayton, OH 45431 - Peer Comparisons by Rank and Percentile
The table below compares 45431 to the other 33,772 ZIP Codes in the United States by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
