Petroleum, IN 46778 ZIP Code Profile

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Petroleum, IN

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ZIP Code 46778: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Petroleum, IN 46778

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 0
  • PO Box Addresses: 0
  • Residential Addresses: 50
  • Multi-Family Addresses: 0
  • Single Family Addresses: 50
  • County: Wells County
  • Centroid: Latitude 40.612, Longitude -85.149
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
The ZIP Code database and maps are each updated 4 times per year but with different update cycles. The ZIP Code database was last updated on February 1, 2018 and the ZIP Code maps were last updated on February 1, 2018.

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Petroleum, IN 46778 Data & Demographics (As of July 1, 2017)


Total Population 121
Daytime Population: Workers 2
Daytime Population: Residents 52
Total Daytime Population (TDP) 54
Ratio TDP/Total Population1 0.45
Population in Households 121
Population in Familes 107
Population in Group Qrtrs 0
Population Density2 1,451
Diversity Index3 6


Median Household Income $38,887
Average Household Income $48,797
Per Capita Income $17,341


Total Housing Units 48 (100%)
Owner Occupied HU 37 (77.1%)
Renter Occupied HU 6 (12.5%)
Vacant Housing Units 5 (10.4%)
Median Home Value $125,000
Average Home Value $149,324


Total Households 43
Average Household Size 2.81
Family Households 33
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 2.38% 1.6%
Households 2.48% 1.79%
Families 2.29% 1.76%
Median Household Income   1.12%
Per Capita Income   2.44%

Petroleum, IN 46778 - Peer Comparisons by Rank and Percentile

The table below compares 46778 to the other 785 ZIP Codes in Indiana by rank and percentile using July 1, 2017 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.

Variable Description Rank Percentile
Total Population # 737 6th
Population Density # 102 87th
Diversity Index # 662 17th
Median Household Income # 708 10th
Per Capita Income # 748 5th

Additional comparisons and rankings can be made with a VERY EASY TO USE Indiana Census Data Comparison Tool.

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