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Delaware Park, NJ Profile: Facts & Data

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Delaware Park, New Jersey - Basic Facts

The Delaware Park CDP(1) had a population of 780 as of July 1, 2025.

The primary coordinate point for Delaware Park is located at latitude 40.7051 and longitude -75.1883 in Warren County. The formal boundaries for the Delaware Park Census Designated Place encompass a land area of 0.25 sq. miles and a water area of 0 sq. miles.

The Delaware Park Census Designated Place has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Delaware Park Census Designated Place is located within Township of Lopatcong, a minor civil division (MCD) of Warren County.


  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

Jump to... (On This Page!)
  1. Delaware Park 2025 Demographic Data
  2. Growth Rates for Delaware Park (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New Jersey Research Tools (Easy Tools & Current Data)
  3. New Jersey Data Comparison Tool - 2025 Demographics
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Delaware Park, NJ Data & Demographics (As of July 1, 2025)

POPULATION

Total Population 780 (100%)
Population in Households 780 (100.0%)
Population in Families 624 (80.0%)
Population in Group Quarters1 0
Population Density 3,180
Diversity Index2 47
 
 

INCOME

Median Household Income $146,767
Average Household Income $173,156
% of Income for Mortgage4 18%
Per Capita Income $67,487
Wealth Index5 190
Socioeconomic Status Index6 Moderate (60.8)
 

HOUSING

Total HU (Housing Units) 312 (100%)
Owner Occupied HU 254 (81.4%)
Renter Occupied HU 50 (16.0%)
Vacant Housing Units 8 ( 2.6%)
Median Home Value $427,273
Average Home Value $443,061
Housing Affordability Index3 107
 

HOUSEHOLDS

Total Households 304
Average Household Size 2.57
Family Households 195
Average Family Size 3.00
NOTES
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.
  6. The Socioeconomic Index ranges from zero (lowest relative status) to 100 (highest relative status). This measure quantifies disparities in social position of an area's inhabitants and is built from a broad range of demographic, housing, and socioeconomic inputs. More information on this measure can be found in Esri's SEI tutorial.

GROWTH RATE / YEAR

 2020-2025 2025-2030
Population 1.03% 0.43%
Households 1.44% 0.71%
Families   0.41%
Median Household Income   2.58%
Per Capita Income   1.66%
Owner Occupied HU   1.68%

Delaware Park, NJ - Peer Comparisons by Rank and Percentile

The table below compares Delaware Park to the other 700 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2025 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 # 580 17th
Population Density # 247 65th
Median Household Income # 169 76th
Housing Affordability Index # 637 91st
Per Capita Income # 216 69th
Diversity Index # 433 38th

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

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