Neptune City, NJ Profile: Facts & Data


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Neptune City, New Jersey - Basic Facts

The Borough of Neptune City had a population of 4,688 as of July 1, 2023. Neptune City ranks in the upper 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 Neptune City is located at latitude 40.2001 and longitude -74.0279 in Monmouth County. The formal boundaries for the Borough of Neptune City encompass a land area of 0.95 sq. miles and a water area of 0 sq. miles. Monmouth County is in the Eastern time zone (GMT -5).

The Borough of Neptune City 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.

Jump to... (On This Page!)
  1. Neptune City 2023 Demographic Data
  2. Growth Rates for Neptune City (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 - 2023 Demographics

Neptune City, NJ Data & Demographics (As of July 1, 2023)


Total Population 4,688 (100%)
Population in Households 4,629 (98.7%)
Population in Families 3,437 (73.3%)
Population in Group Quarters1 59 ( 1.3%)
Population Density 5,235
Diversity Index2 65


Median Household Income $76,272
Average Household Income $102,634
% of Income for Mortgage4 32%
Per Capita Income $46,521
Wealth Index5 88
Socioeconomic Status Index6 Moderate (47.5)


Total HU (Housing Units) 2,267 (100%)
Owner Occupied HU 1,288 (56.8%)
Renter Occupied HU 836 (36.9%)
Vacant Housing Units 143 ( 6.3%)
Median Home Value $400,302
Average Home Value $413,936
Housing Affordability Index3 65


Total Households 2,124
Average Household Size 2.18
Family Households 1,165
Average Family Size 3.00
  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.


2020-2023 2023-2028
Population 0.41% -0.15%
Households 0.22% 0.19%
Families   0.19%
Median Household Income   2.11%
Per Capita Income   3.21%
Owner Occupied HU   0.67%

Neptune City, NJ - Peer Comparisons by Rank and Percentile

The table below compares Neptune City to the other 700 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2023 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 # 306 56th
Population Density # 116 83rd
Median Household Income # 544 22nd
Housing Affordability Index # 152 22nd
Per Capita Income # 431 39th
Diversity Index # 214 70th

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

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