Colonia is a city located in Middlesex County New Jersey. Colonia has a 2024 population of 18,191. Colonia is currently declining at a rate of -1.06% annually but its population has increased by 2.3% since the most recent census, which recorded a population of 17,782 in 2020.
The average household income in Colonia is $143,347 with a poverty rate of 5.71%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Colonia is 42.7 years, 41 years for males, and 43.8 years for females.
According to the most recent ACS, the racial composition of Colonia was:
White
Asian
Two or more races
Other race
Black or African American
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 6,220 | 2.99 | 89.4 | 10.6 |
| Married | 3,989 | 3.48 | 93.1 | 6.9 |
| Non Family | 1,257 | 1.37 | 83.3 | 16.7 |
| Female | 798 | 3.16 | 77.8 | 22.2 |
| Male | 176 | 2.61 | 100 | 0 |
3.35
Average Family Size
2.99
Average Household Size
89.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among asian people with a rate of 96.2%.
The highest rate of bachelors degrees is among asian people with a rate of 63.32%.
All
Male
Female
$69,452
Average Earnings
$82,008
Average Male
$58,134
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
66.54% of Colonia residents speak only English, while 33.46% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 22.31% of the population.
rate
5.71%
Overall Poverty Rate
4.65%
Male Poverty Rate
6.7%
Female Poverty Rate
The race most likely to be in poverty in Colonia is Other, with 46.47% below the poverty level.
The race least likely to be in poverty in Colonia is Multiple, with 2.21% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.05%. Among those working part-time, it was 8.01%, and for those that did not work, the poverty rate was 5.19%.
Married
Widowed
Divorced
Separated
NeverMarried
56.5%
Overall Marriage Rate
60.9%
Male Marriage Rate
52.6%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
1.76%
Veteran Poverty Rate
27.79%
Veteran Disability Rate
LaborForceParticipation
65.4%
Labor Force Participation
63.5%
Employment Rate
2.9%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
59.54%
Born in Colonia
74.14%
Native Born
25.86%
Foreign Born
6.99%
Non Citizen
18.87%
Naturalized
74.14% of Colonia residents were born in the United States, with 59.54% having been born in New Jersey. 6.99% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2024 | 18,191 | -195 | -1.06% |
| 2023 | 18,386 | -195 | -1.05% |
| 2022 | 18,581 | -195 | -1.04% |
| 2021 | 18,776 | 994 | 5.59% |
| 2020 | 17,782 | -19 | -0.11% |
| 2019 | 17,801 | 67 | 0.38% |
| 2018 | 17,734 | 248 | 1.42% |
| 2017 | 17,486 | -242 | -1.37% |
| 2016 | 17,728 | 211 | 1.2% |
| 2015 | 17,517 | -13 | -0.07% |
| 2014 | 17,530 | 178 | 1.03% |
| 2013 | 17,352 | 89 | 0.52% |
| 2012 | 17,263 | -184 | -1.05% |
| 2011 | 17,447 | -348 | -1.96% |
| 2010 | 17,795 | 0 | 0% |