Monmouth Junction, NJ
Population 9,457 · New Jersey
About Monmouth Junction, NJ
Monmouth Junction is a small community in New Jersey with a population of 9,457 residents. The median household income is $125,892 per year, which is above the national average. The median age in Monmouth Junction is 40.2 years.
Housing in Monmouth Junction has a median home value of $497,100 and median monthly rent of $1,880. Of the 3,624 total housing units, the majority are owner-occupied, with 2,261 owner-occupied and 1,306 renter-occupied units.
The unemployment rate in Monmouth Junction is 4.3% and the poverty rate is 7.5%. 72.9% of residents hold a bachelor's degree or higher. The average commute time is 34.6 minutes.
Cost of Living in Monmouth Junction, NJ
Compared to national averages, Monmouth Junction has a median household income of $125,892 (68% above the national median of $75,149). Home values average $497,100, which is 103% above the national median. Monthly rent at $1,880 is 62% above the US average of $1,163. Within New Jersey, Monmouth Junction's income is 9% above the state average of $115,667, and home values are 6% above the state median of $469,644.
Why Live in Monmouth Junction, NJ?
Monmouth Junction offers a strong local economy with a median household income of $125,892, well above the national average, and a well-educated community where 72.9% of residents hold a bachelor’s degree or higher, and a low poverty rate of 7.5%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $497,100. However, Monmouth Junction’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Monmouth Junction has a population of 9,457 with a median age of 40.2 years. Compare Monmouth Junction with other cities to see how it stacks up, or explore all cities in New Jersey.
Similar Cities Near Monmouth Junction
Cities in New Jersey with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Ashland | 9,437 | $112,009 | $305,700 | Compare |
| Browns Mills | 9,561 | $71,975 | $214,100 | Compare |
| Leonia | 9,300 | $116,429 | $634,500 | Compare |
| Matawan | 9,636 | $122,026 | $447,000 | Compare |
| Smithville | 9,260 | $72,875 | $270,600 | Compare |
| Pine Lake Park | 9,251 | $87,998 | $377,200 | Compare |
| Ventnor City | 9,220 | $74,619 | $345,300 | Compare |
| Chatham | 9,219 | $250,001 | $944,300 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in New Jersey
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Monmouth Junction
What is the population of Monmouth Junction, NJ?
The population of Monmouth Junction, NJ is 9,457 according to the latest Census data.
What is the median household income in Monmouth Junction?
The median household income in Monmouth Junction, NJ is $125,892 per year.
What is the median home value in Monmouth Junction?
The median home value in Monmouth Junction, NJ is $497,100.
What is the average rent in Monmouth Junction?
The median monthly rent in Monmouth Junction, NJ is $1,880.
What is the unemployment rate in Monmouth Junction?
The unemployment rate in Monmouth Junction, NJ is 4.3%.