ZIP Code 46733 has segments in 2 Counties (Adams, Allen).
Businesses Addresses: 584
PO Box Addresses: 137
Residential Addresses: 7,603
Multi-Family Addresses: 141
Single Family Addresses: 7,462
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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Decatur, IN 46733 Data & Demographics
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION
Total Population
19,318 (100%)
Population Density
112 per sq mi
Diversity Index1
18
INCOME
Median Household Income
$64,483
Per Capita Income
$33,082
Median Home Value
$176,200
HOUSING
Total HU (Housing Units)
8,275 (100%)
Owner Occupied HU
6,449 (77.9%)
Renter Occupied HU
1,223 (14.8%)
Vacant Housing Units
603 (7.3%)
HOUSEHOLDS
Total Households
7,672
Average Household Size
2.48
Family Households
5,097 (66.4%)
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).
Decatur, IN 46733 - Peer Comparisons by Rank and Percentile
The table below compares 46733 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.
