Onset, MA 02558 ZIP Code Profile

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Onset, MA

ZIP Code 02558: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Onset, MA 02558

  • ZIP Code Type: PO BOX
  • County: Plymouth County
  • Centroid: Latitude 41.747, Longitude -70.66
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 25
  • PO Box Addresses: 1,011
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


02558 ZIP Code Map

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Onset, MA 02558 Data & Demographics (As of July 1, 2018)


Total Population 1,325
Population in Households 1,325
Population in Familes 962
Population in Group Qrtrs 0
Population Density2 3,010
Diversity Index3 62


Median Household Income $63,204
Average Household Income $85,224
Per Capita Income $39,686


Total Housing Units 1,068 (100%)
Owner Occupied HU 339 (31.7%)
Renter Occupied HU 278 (26.0%)
Vacant Housing Units 451 (42.2%)
Median Home Value $275,000
Average Home Value $368,584


Total Households 617
Average Household Size 2.15
Family Households 333
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 0.65% 0.71%
Households 0.56% 0.64%
Families 0.52% 0.65%
Median Household Income   3.86%
Per Capita Income   3.9%

Onset, MA 02558 - Peer Comparisons by Rank and Percentile

The table below compares 02558 to the other 521 ZIP Codes in Massachusetts by rank and percentile using July 1, 2018 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 # 450 14th
Population Density # 123 77th
Diversity Index # 70 87th
Median Household Income # 393 25th
Per Capita Income # 287 45th

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

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