Blawenburg, NJ Profile: Facts, Map & Data


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Blawenburg, New Jersey - Basic Facts

The Blawenburg Census Designated Place had a population of 297 as of July 1, 2017. Blawenburg ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New Jersey. See peer rankings below.

The primary coordinate point for Blawenburg is located at latitude 40.4026 and longitude -74.6986 in Somerset County. The formal boundaries for the Blawenburg Census Designated Place (see map below) encompass a land area of 0.61 sq. miles and a water area of 0 sq. miles. Somerset County is in the Eastern time zone (GMT -5). The elevation is 154 feet.

The Blawenburg Census Designated Place (GNIS ID: 2583970) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Blawenburg Census Designated Place is located within Township of Montgomery, a minor civil division (MCD) of Somerset County.

Beneath the boundary map are tables with Blawenburg 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 Blawenburg: Blawenburgh.

Neighborhood Data

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Blawenburg Census Designated Place, NJ Boundary Map

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Boundary Maps: Township of Montgomery | Somerset County | New Jersey Counties

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Blawenburg, NJ Data & Demographics (As of July 1, 2017)


Total Population 297
Daytime Population: Workers 104
Daytime Population: Residents 157
Total Daytime Population (TDP) 261
Ratio TDP/Total Population1 0.88
Population in Households 290
Population in Familes 266
Population in Group Qrtrs 7
Population Density2 488
Diversity Index3 49


Median Household Income $162,156
Average Household Income $209,404
Per Capita Income $68,773


Total Housing Units 121 (100%)
Owner Occupied HU 101 (83.5%)
Renter Occupied HU 12 ( 9.9%)
Vacant Housing Units 8 ( 6.6%)
Median Home Value $622,768
Average Home Value $683,911


Total Households 113
Average Household Size 2.57
Family Households 94
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.
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.82% 0.8%
Households 0.76% 0.7%
Families 3.55% 0.63%
Median Household Income   1.08%
Per Capita Income   1.92%

Blawenburg, NJ - Peer Comparisons by Rank and Percentile

The table below compares Blawenburg to the other 545 incorporated cities, towns and CDPs in New Jersey 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 # 513 6th
Population Density # 490 10th
Diversity Index # 231 58th
Median Household Income # 17 97th
Per Capita Income # 47 92nd

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

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