Neptune City Population

1900–2026

4,591

2026 projection

0.1% since 2020 (increase)

01K2K3K4K5K6K1900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Neptune City. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,59100.00%
20254,591+30.07%
20244,588+150.33%
20234,573-110.24%
20224,584-130.28%
20214,597+110.24%
20204,586-170.37%
20194,603-400.86%
20184,643-370.79%
20174,680-410.87%

Showing 10 of 28 years.

Neptune City Demographics

41.7median age

Median age

Female41.7 yrs
Male42.1 yrs

Adults

3,811
614 seniors · 16%3,197 other adults

Sex

Female 51.6% · 2,375Male 48.4% · 2,231

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 46 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Neptune City Income

$88,864median household income

Median household income

$88,864

Half of households earn more, half earn less

Median earnings

$66,101

Typical yearly pay for a worker 25 or older.

Poverty rate

16.9%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Neptune City Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%43%39%
Never married42%43%41%
Divorced11%9%13%
Widowed4%<1%7%
Separated3%6%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201