Belfast, PA Profile: Facts, Map & Data


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Belfast, Pennsylvania - Basic Facts

The Belfast Census Designated Place had a population of 1,281 as of July 1, 2017.

The primary coordinate point for Belfast is located at latitude 40.7821 and longitude -75.2743 in Northampton County. The formal boundaries for the Belfast Census Designated Place (see map below) encompass a land area of 1.13 sq. miles and a water area of 0 sq. miles. Northampton County is in the Eastern time zone (GMT -5). The elevation is 525 feet.

The Belfast Census Designated Place (GNIS ID: 2389193) 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 Belfast Census Designated Place is located within Township of Plainfield, a minor civil division (MCD) of Northampton County.

Beneath the boundary map are tables with Belfast 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 Belfast: Belleville, Bellfast, Bellville, Tria, Wards, Wardsburg.

EXTREMELY LOCAL Demographic Data

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Belfast Census Designated Place, PA Boundary Map

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Boundary Maps: Township of Plainfield | Northampton County | Pennsylvania Counties

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


Total Population 1,281
Daytime Population: Workers 171
Daytime Population: Residents 588
Total Daytime Population (TDP) 759
Ratio TDP/Total Population1 0.59
Population in Households 1,281
Population in Familes 1,099
Population in Group Qrtrs 0
Population Density2 1,133
Diversity Index3 14


Median Household Income $66,802
Average Household Income $87,267
Per Capita Income $34,489


Total Housing Units 529 (100%)
Owner Occupied HU 424 (80.2%)
Renter Occupied HU 79 (14.9%)
Vacant Housing Units 26 ( 4.9%)
Median Home Value $246,591
Average Home Value $287,352


Total Households 503
Average Household Size 2.55
Family Households 378
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 0.26% 0.33%
Households 0.19% 0.32%
Families 0.07% 0.26%
Median Household Income   1.88%
Per Capita Income   2.46%

Belfast, PA - Peer Comparisons by Rank and Percentile

The table below compares Belfast 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 # 851 52nd
Population Density # 1013 43rd
Diversity Index # 812 54th
Median Household Income # 286 84th
Per Capita Income # 263 85th

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

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