Milltown, NJ demographics:
population, income, and more

Total population
5,270
1.1% year-over-year change
Median household income
$141,601/yr
11.2% year-over-year change
Housing units
2,025
3.6% year-over-year change

Milltown population

How many people live in Milltown

Milltown is home to 5,270 residents, according to the most recent Census data. Gender-wise, 46.6% of Milltown locals are male, and 53.3% are female.

Total population
5,270
1.1% year-over-year change
Gender ratio
Male
46.6%
2,458
Female
53.3%
2,811
Value Percent YoY change
Male 2,458 46.6% 0.5%
Female 2,811 53.3% 1.7%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Milltown is 42, with the population distributed as follows: about 21% are children under 15, then 7.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.8% of the population, while another 29.2% fall into the 45 to 64 bracket. Finally, around 15.5% are 65 or older.

Median age
42.1
Age breakdown
Under 15
21%
15 to 24
7.4%
25 to 44
26.8%
45 to 64
29.2%
Over 65
15.5%
Value Percent YoY change
Under 15 1,108 21% 0.1%
15 to 24 388 7.4% 5.2%
25 to 44 1,414 26.8% 0.6%
45 to 64 1,541 29.2% -2.3%
Over 65 819 15.5% 8.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Milltown, 80.2% of the population are US-born citizens, while 11% have gained naturalized citizenship. At the same time, 8.8% of residents are non-citizens. As for race, 75.2% of locals are Caucasian, 2.6% are African American and 6.2% have Asian roots. There’s also a share of 10.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
80.2%
Non-U.S.-born citizens
11%
Non-citizens
8.8%
Value Percent YoY change
U.S.-born citizens 4,229 80.2% 1.7%
Non-U.S.-born citizens 580 11% -1.7%
Non-citizens 461 8.8% 0.0%
Racial breakdown
White
75.2%
Black or African American
2.6%
American Indian and Alaska Native
0%
Asian
6.2%
Native Hawaiian and other Pacific Islander
0%
Two or more races
10.8%
Other
5.3%
Value Percent
White 3,963 75.2%
Black or African American 135 2.6%
Asian 325 6.2%
Two or more races 570 10.8%
Other 277 5.3%

Households in Milltown

A peek inside Milltown households

Milltown has 1,944 households, with an average of 3 members in each. Of these, 75.7% are families, while the remaining 24.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,944
1.7% year-over-year change
Average people per household
3
Non-family households
472
Family households
1,471
Value Percent YoY change
Non-family households 472 24.3% 18.3%
Family households 1,471 75.7% -2.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Milltown

The housing landscape of Milltown

Milltown's housing consists of 2,025 units, with 90.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.7% and offer a more compact, shared living style.

Housing units
2,025
3.6% year-over-year change
Housing types
Value Percent
1 unit, detached 1,828 90.3%
1 unit, attached 35 1.7%
2 units 76 3.8%
3 or 4 units 36 1.8%
10 to 19 units 9 0.4%
20 to 49 units 31 1.5%
50 or more units 10 0.5%
Homes built since 2020
% year-over-year change

The age of buildings in Milltown

In Milltown, the median construction year is 1963. About 19.1% of homes were built before the 1940s, with another 4.6% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 386 19.1% -21.9%
Built between 1940 and 1949 94 4.6% -6.9%
Built between 1950 and 1959 382 18.9% 19.8%
Built between 1960 and 1969 505 24.9% 28.8%
Built between 1970 and 1979 367 18.1% 3.7%
Built between 1980 and 1989 133 6.6% -12.5%
Built between 1990 and 1999 16 0.8% -54.3%
Built between 2000 and 2009 107 5.3% 44.6%
Built between 2010 and 2019 35 1.7% 6.1%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Milltown occupancy rates

Out of the 1,944 occupied housing units in Milltown, 84.7% are owner-occupied, while 15.3% are lived in by tenants. Meanwhile, 4% of all homes on the local market sit vacant.

Occupied housing units
1,944
1.7% year-over-year change
Occupancy breakdown
Renter occupied
298
Owner occupied
1,646
Value Percent YoY
change
Renter occupied 298 15.3% -23.4%
Owner occupied 1,646 84.7% 8.2%
Unoccupied housing units
4.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Milltown housing costs

Housing costs in Milltown come to a median of $2,244 per month, while tenants specifically pay a median gross rent of $1,218.

Median housing costs per month
$2,244/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Milltown
$1,218/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Milltown

Milltown education at a glance

About 24.1% of the population in Milltown went to high school, while 20.3% pursued college studies. Another 9.2% earned an associate degree and 29.4% hold a bachelor’s. Meanwhile, 15.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 72 1.8% 188.0%
High school diploma 963 24.1% 8.8%
College diploma 810 20.3% -5.7%
Associate degree 365 9.2% -6.9%
Bachelor's degree 1,173 29.4% -5.4%
Graduate degree 607 15.2% 17.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Milltown

How much people earn in Milltown

The average annual household income in Milltown was $162,351 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +5.8% change from the previous year. At the same time, the median income stood at $141,601, reflecting a +11.2% shift over the same period.

Average household income in Milltown
$162,351/year
5.8% year-over-year change
Median household income in Milltown
$141,601/year
11.2% year-over-year change

Milltown income by age

In Milltown, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $160,625. Those with someone between 45 and 64 in charge, often well established professionally, earn $147,799 overall. Overall, 98.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $160,625 23.0%
45 - 64 $147,799 16.1%
Over 65 $81,360 -35.3%
Above poverty level
5,094
Below poverty level
79
Value Percent YoY
change
Above poverty level 5,094 98.5% 1.0%
Below poverty level 79 1.5% 5.3%

Average renter income in Milltown

To get a better sense of what renters earn on average in Milltown, their median household income was $72,391 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 20.2%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$72,391
Rent-to-income ratio
20.2%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Milltown

Workforce and job types in Milltown

86% of the working population are employed in professional or administrative positions, while 14% are in hands-on or service-based jobs. Also, 4% run their own businesses, 68.4% are employed by private companies, and 21.1% work in the public sector.

Workforce demographics

White collar
2,550
Blue collar
414
Value Percent YoY change
White collar 2,550 86% 7.1%
Blue collar 414 14% -1.4%
Employer type
Self employees
4%
Private companies
68.4%
Governmental workers
21.1%
Not for profit companies
6.5%
Value Percent YoY change
Self employees 119 4% -20.7%
Private companies 2,027 68.4% 10.1%
Governmental workers 625 21.1% 4.9%
Not for profit companies 194 6.5% -9.8%

Transportation in Milltown

How people get around in Milltown

Commuting methods vary: 95.2% of residents travel by personal vehicle and 0.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 2,476 95.2% 8.4%
Bus or trolleybus 77 3% 20.3%
Railroad 30 1.2% -14.3%
Walk 18 0.7% 200.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Milltown by zipcode?

Zipcode Population Number of households Median income Average income
08850 8,538 3,149 $141,601 $163,715

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FAQs about Milltown demographics 

What is the total population of Milltown?

Milltown has a total population of 5,270 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.1% compared to a year ago.

What is the gender ratio in Milltown?

The gender ratio in Milltown is as follows:
  • 46.6% males (2,458 residents)
  • 53.3% females (2,811 residents)

What is the median age in Milltown?

The median age in Milltown is 42.1.

What is the age distribution of the population in Milltown?

The age distribution in Milltown is as follows:
  • Under 15: 21% (1,108 residents)
  • Ages 15-24: 7.4% (388 residents)
  • Ages 25-44: 26.8% (1,414 residents)
  • Ages 45-64: 29.2% (1,541 residents)
  • Over 65: 15.5% (819 residents)

What is the racial and ethnic makeup of Milltown?

The racial and ethnic makeup of Milltown is as follows:
  • White: 75.2% (3,963 residents)
  • Black or African American: 2.6% (135 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 6.2% (325 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 10.8% (570 residents)
  • Other: 5.3% (277 residents)

What percentage of the population in Milltown are U.S.-born citizens?

U.S.-born citizens represent 80.2% of the population in Milltown.

How many housing units are there in Milltown?

There are 2,025 housing units in Milltown, reflecting a +3.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Milltown and what is the average household size?

Milltown has a total of 1,944 households, with an average of 3 people in each.

What is the median household income in Milltown?

Milltown has a median household income of $141,601, representing a +11.2% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Milltown?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 86% (2,550 residents)
  • Blue-collar workers: 14% (414 residents)

Places of employment:
  • Self-employed: 4% (119 residents)
  • Private companies: 68.4% (2,027 residents)
  • Governmental workers: 21.1% (625 residents)
  • Not-for-profit companies: 6.5% (194 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025