South Lancaster, MA 01561 ZIP Code Profile

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South Lancaster, MA

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ZIP Code 01561: Basic Data & USPS Preferred City Name

Preferred Name, USPS
South Lancaster, MA 01561

Acceptable Alternative
S Lancaster, MA 01561

Not Acceptable, USPS
So Lancaster, MA 01561

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 100
  • Single Family Addresses: 1
  • Multi-Family Addresses: 0
  • County: Worcester County
  • Centroid: Latitude 42.441, Longitude -71.69
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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01561 ZIP Code Map

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South Lancaster, MA 01561 Data & Demographics (As of July 1, 2016)


Total Population 186
Population in Households 177
Population in Familes 144
Population in Group Qrtrs 9
Population Density1 4,673
Diversity Index2 55


Total Households 31
Average Household Size 5.71
Family Households 21
Average Family Size 7


Total Housing Units 38 (100%)
Owner Occupied HU 19 (50.0%)
Renter Occupied HU 12 (31.6%)
Vacant Housing Units 7 (18.4%)
Median Home Value $285,000
Average Home Value $335,526


Median Household Income $83,395
Average Household Income $95,850
Per Capita Income $17,040
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.64% 1.16%
Households 1.07% 1.26%
Families 1.61% 0.93%
Median Household Income   0.02%
Per Capita Income   1.5%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

South Lancaster, MA 01561 - Peer Comparisons by Rank and Percentile

The table below compares 01561 to the other 515 ZIP Codes in Massachusetts by rank and percentile using July 1, 2016 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 # 494 4th
Population Density1 # 90 83rd
Diversity Index2 # 81 84th
Median Household Income # 179 65th
Per Capita Income # 502 3rd

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

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