Norristown, PA Profile: Facts & Data


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Norristown, Pennsylvania - Basic Facts

The Borough of Norristown had a population of 35,374 as of July 1, 2018. Norristown ranks in the upper 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 Norristown is located at latitude 40.1215 and longitude -75.3399 in Montgomery County. The formal boundaries for the Borough of Norristown encompass a land area of 3.52 sq. miles and a water area of 0.09 sq. miles. Montgomery County is in the Eastern time zone (GMT -5). The elevation is 154 feet.

The Borough of Norristown (GNIS ID: 1215475) 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.

Alternate Unofficial Names for Norristown: Norris, Norriton Plantation.

Jump to... (On This Page!)
  1. Norristown 2018 Demographic Data
  2. Growth Rates for Norristown (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Pennsylvania Research Tools (Easy Tools & Current Data)
  3. Pennsylvania Data Comparison Tool - 2018 Demographics

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Norristown, PA Data & Demographics (As of July 1, 2018)


Total Population 35,374
Population in Households 34,314
Population in Familes 25,791
Population in Group Qrtrs 1,060
Population Density2 10,051
Diversity Index3 85


Median Household Income $47,965
Average Household Income $61,416
Per Capita Income $21,432


Total Housing Units 13,750 (100%)
Owner Occupied HU 4,615 (33.6%)
Renter Occupied HU 7,385 (53.7%)
Vacant Housing Units 1,750 (12.7%)
Median Home Value $163,047
Average Home Value $178,126


Total Households 12,000
Average Household Size 2.86
Family Households 7,408
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 0.37% 0.26%
Households 0.04% 0.12%
Families -0.15% 0.01%
Median Household Income   2.05%
Per Capita Income   2.43%

Norristown, PA - Peer Comparisons by Rank and Percentile

The table below compares Norristown to the other 1,762 incorporated cities, towns and CDPs in Pennsylvania by rank and percentile using July 1, 2018 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 # 15 99th
Population Density # 11 99th
Diversity Index # 5 100th
Median Household Income # 1118 37th
Per Capita Income # 1546 12th

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

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