Eau Claire, PA Profile: Facts, Map & Data


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Eau Claire, Pennsylvania - Basic Facts

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The Borough of Eau Claire had a population of 331 as of July 1, 2017. Eau Claire 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 Eau Claire is located at latitude 41.1368 and longitude -79.7985 in Butler County. The formal boundaries for the Borough of Eau Claire (see map below) encompass a land area of 1.27 sq. miles and a water area of 0 sq. miles. Butler County is in the Eastern time zone (GMT -5). The elevation is 1,519 feet.

The Borough of Eau Claire (GNIS ID: 1214991) 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 Eau Claire 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 Eau Claire: Eau Clair.

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Borough of Eau Claire, PA Boundary Map

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


Total Population 331
Daytime Population: Workers 178
Daytime Population: Residents 184
Total Daytime Population (TDP) 362
Ratio TDP/Total Population1 1.09
Population in Households 331
Population in Familes 281
Population in Group Qrtrs 0
Population Density2 260
Diversity Index3 4


Median Household Income $50,000
Average Household Income $58,972
Per Capita Income $23,722


Total Housing Units 154 (100%)
Owner Occupied HU 110 (71.4%)
Renter Occupied HU 32 (20.8%)
Vacant Housing Units 12 ( 7.8%)
Median Home Value $146,000
Average Home Value $261,591


Total Households 142
Average Household Size 2.33
Family Households 101
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 0.64% 0.71%
Households 0.8% 0.69%
Families 2.08% 0.78%
Median Household Income   1.35%
Per Capita Income   3.04%

Eau Claire, PA - Peer Comparisons by Rank and Percentile

The table below compares Eau Claire 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 # 1481 16th
Population Density # 1630 8th
Diversity Index # 1640 7th
Median Household Income # 990 44th
Per Capita Income # 1217 31st

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

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