Worcester, MA 01604 ZIP Code Profile

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Worcester, MA

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ZIP Code 01604: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Worcester, MA 01604

  • ZIP Code Type: STANDARD
  • County: Worcester County
  • Centroid: Latitude 42.254, Longitude -71.773
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,001
  • PO Box Addresses: 0
  • Residential Addresses: 14,043
    • Multi-Family Addresses: 3,377
    • Single Family Addresses: 10,666

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

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Worcester, MA 01604 Data & Demographics (As of July 1, 2017)


Total Population 36,094
Daytime Population: Workers 10,688
Daytime Population: Residents 19,152
Total Daytime Population (TDP) 29,840
Ratio TDP/Total Population1 0.83
Population in Households 35,735
Population in Familes 26,542
Population in Group Qrtrs 359
Population Density2 4,793
Diversity Index3 70


Median Household Income $51,963
Average Household Income $67,909
Per Capita Income $27,470


Total Housing Units 16,024 (100%)
Owner Occupied HU 6,309 (39.4%)
Renter Occupied HU 8,190 (51.1%)
Vacant Housing Units 1,525 ( 9.5%)
Median Home Value $228,021
Average Home Value $241,679


Total Households 14,499
Average Household Size 2.46
Family Households 8,489
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 0.49% 0.56%
Households 0.24% 0.42%
Families 0.18% 0.38%
Median Household Income   0.85%
Per Capita Income   2.42%

Worcester, MA 01604 - Peer Comparisons by Rank and Percentile

The table below compares 01604 to the other 521 ZIP Codes in Massachusetts 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 # 36 93rd
Population Density # 90 83rd
Diversity Index # 50 91st
Median Household Income # 443 15th
Per Capita Income # 447 14th

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

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