Rockport, ME 04856 ZIP Code Profile

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Rockport, ME

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ZIP Code 04856: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Rockport, ME 04856

  • ZIP Code Type: STANDARD
  • County: Knox County
  • Centroid: Latitude 44.175, Longitude -69.087
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 268
  • PO Box Addresses: 540
  • Residential Addresses: 1,377
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,377

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

EXTREMELY LOCAL Demographic Data

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04856 ZIP Code Map

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Rockport, ME 04856 Data & Demographics (As of July 1, 2017)


Total Population 3,575
Daytime Population: Workers 4,192
Daytime Population: Residents 1,744
Total Daytime Population (TDP) 5,936
Ratio TDP/Total Population1 1.66
Population in Households 3,567
Population in Familes 2,878
Population in Group Qrtrs 8
Population Density2 155
Diversity Index3 10


Median Household Income $81,489
Average Household Income $107,326
Per Capita Income $45,949


Total Housing Units 2,132 (100%)
Owner Occupied HU 1,205 (56.5%)
Renter Occupied HU 324 (15.2%)
Vacant Housing Units 603 (28.3%)
Median Home Value $307,174
Average Home Value $356,286


Total Households 1,529
Average Household Size 2.33
Family Households 1,024
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 0.94% 0.85%
Households 0.94% 0.87%
Families 0.76% 0.79%
Median Household Income   0.36%
Per Capita Income   1.97%

Rockport, ME 04856 - Peer Comparisons by Rank and Percentile

The table below compares 04856 to the other 399 ZIP Codes in Maine 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 # 101 75th
Population Density # 78 81st
Diversity Index # 153 62nd
Median Household Income # 9 98th
Per Capita Income # 15 96th

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

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