Leominster, MA Community Profile: Data

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Leominster, Massachusetts - Basic Facts

Leominster is the common name for the community and surrounding area while the formal official name is the City of Leominster.

It is an incorporated place (Class Code P1) located in Worcester County at latitude 42.5251 and longitude -71.7598. Worcester County is in the Eastern time zone (GMT -5). The elevation is 390 feet.

The formal boundaries for the City of Leominster (see map) encompass a land area of 28.82 sq. miles and a water area of 0.86 sq. miles.

Alternate Unofficial Names for Leominster: Leominster Centre.

Camera Icon Photos of the local Leominster, MA area

Also See: Leominster, MA ZIP Codes and ZIP Code Maps

Leominster, MA Data & Demographics (As of July 1, 2014)


Total Population 40,806
Population in Households 40,465
Population in Familes 31,692
Population in Group Qrtrs 341
Population Density1 1,416
Diversity Index2 51


Total Households 16,866
Average Household Size 2.4
Family Households 10,595
Average Family Size 3


Total Housing Units 17,956 (100%)
Owner Occupied HU 9,976 (55.6%)
Renter Occupied HU 6,890 (38.4%)
Vacant Housing Units 1,090 ( 6.1%)
Median Home Value $200,883
Average Home Value $224,223


Median Household Income $54,887
Average Household Income $70,783
Per Capita Income $29,278
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.03% 0.25%
Households 0.14% 0.28%
Families 0.08% 0.26%
Median Household Income   2.58%
Per Capita Income   2.59%
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.


Leominster, MA - Peer Comparisons by Rank and Percentile

The table below compares Leominster to the other 244 incorporated cities, towns and CDPs in Massachusetts by rank and percentile using July 1, 2014 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 # 34 86th
Population Density1 # 120 51st
Diversity Index2 # 30 88th
Median Household Income # 171 30th
Per Capita Income # 177 28th

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