Bruin, PA Profile: Facts, Map & Data


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Bruin, Pennsylvania - Basic Facts

The Borough of Bruin had a population of 488 as of July 1, 2017. Bruin ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Pennsylvania. See peer rankings below.

The primary coordinate point for Bruin is located at latitude 41.0544 and longitude -79.7273 in Butler County. The formal boundaries for the Borough of Bruin (see map below) encompass a land area of 1.83 sq. miles and a water area of 0 sq. miles. Butler County is in the Eastern time zone (GMT -5). The elevation is 1,102 feet.

The Borough of Bruin (GNIS ID: 1214984) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Bruin population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Bruin: Martinsburg.

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Borough of Bruin, PA Boundary Map

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Bruin, PA Data & Demographics (As of July 1, 2017)


Total Population 488
Daytime Population: Workers 59
Daytime Population: Residents 257
Total Daytime Population (TDP) 316
Ratio TDP/Total Population1 0.65
Population in Households 488
Population in Familes 422
Population in Group Qrtrs 0
Population Density2 267
Diversity Index3 4


Median Household Income $58,011
Average Household Income $67,557
Per Capita Income $25,796


Total Housing Units 216 (100%)
Owner Occupied HU 150 (69.4%)
Renter Occupied HU 30 (13.9%)
Vacant Housing Units 36 (16.7%)
Median Home Value $114,583
Average Home Value $141,176


Total Households 180
Average Household Size 2.71
Family Households 136
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 -0.98% -0.5%
Households -0.89% -0.45%
Families -1.07% -0.6%
Median Household Income   3.94%
Per Capita Income   3.04%

Bruin, PA - Peer Comparisons by Rank and Percentile

The table below compares Bruin to the other 1,762 incorporated cities, towns and CDPs in Pennsylvania 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 # 1333 24th
Population Density # 1622 8th
Diversity Index # 1563 11th
Median Household Income # 527 70th
Per Capita Income # 914 48th

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

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