Monmouth County, NJ Population Statistics: Density Map Data

Analyze local population trends, population density map, housing costs, and the local economy.

Area Snapshot Statistics

Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.

A Healthier than 75% of counties in New Jersey
A Among the top 5 wealthiest counties in New Jersey
A Among the top 5 best educated counties in New Jersey

Population: density and quick facts

Metric Monmouth County New Jersey Avg U.S. Average
Population 628,602 9,029,857 334,821,731
Population density (per sq mi) 951.0 1036.4 85.8
Population growth (%/yr) 0.37% 0.55% 0.57%
Median age 41.2 40.2 37.1
Households 250,055 3,476,039 128,459,983

Population in Monmouth County grew by 0.1% from 2009 to 2023, reaching 643,474 in 2023.

Population Growth 2009–2023

Year Monmouth County

Race & Ethnicity

Group Share

Economy

Monmouth County has a the economy index of A, which means it is very prosperous.

Metric Monmouth County New Jersey Avg U.S. Average
Median household income $122,815 $101,200 $78,145
Income growth (%/yr) 4.84% 4.63% 5.07%
Unemployment rate 5.2% 6.1% 5.2%

The median household income in Monmouth County is about 21% higher than in New Jersey.

Detailed wealth and income breakdown →

Housing

Metric Monmouth County New Jersey Avg U.S. Average
Median home price $459,763 $359,215 $242,182
Median rent $1,771 $1,653 $1,342
Homeownership rate 75.4% 63.7% 65.1%

The median home price in Monmouth County is about 21.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,771 per month for that long.

Full housing market analysis →

Commute Time & Mobility

Commuters in Monmouth County spend about 52 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 219 hours, about 9.1 full days, spent commuting.

Metric Monmouth County New Jersey Avg U.S. Average
One-way commute (min) 26.2 26.6 22.5
Round-trip commute (min) 52.5 53.1 44.9
Yearly time spent (hours) 219 221 187
Estimated yearly cost $6,779 $6,865 $5,803
Work from home 16.8% 15.0% 13.4%
Highway traffic (vehicles/day) 13,648 14,317 8,813
Local road traffic (vehicles/day) 2,307 2,109 1,355

Fastest commutes among counties in New Jersey: Cape May County (18.1 min), Cumberland County (20.8 min), Atlantic County (21.6 min).
Slowest: Hudson County (32.9 min), Sussex County (32.3 min), Hunterdon County (31.1 min).

The average commute time in Monmouth County is 26 minutes, shorter than the 27 minutes in New Jersey.

Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.

Commute and transport details →

Education & Households

Monmouth County has a education index of A, which means it is very educated.

Metric Monmouth County New Jersey Avg U.S. Average
Bachelor's degree or higher 47.3% 39.6% 31.6%
Average household size 2.55 2.61 2.54

Highest education index among counties in New Jersey: Somerset County (0.4), Morris County (0.4), Hunterdon County (0.4).
Lowest: Cumberland County (0.2), Salem County (0.2), Passaic County (0.3).

Health

Monmouth County has a health index of A, which means it is very healthy.

Metric Monmouth County New Jersey Avg U.S. Average
Life expectancy (years) 79.8 79.4 78.3
Self-rated poor health 10.9% 12.9% 16.3%
Smokers 12.3% 14.2% 19.0%

Highest health index among counties in New Jersey: Morris County (0.8), Hunterdon County (0.8), Somerset County (0.8).
Lowest: Cumberland County (0.8), Salem County (0.8), Passaic County (0.8).

Full health data →

Frequently Asked Questions

Common questions about Monmouth County, New Jersey.

What is the population of Monmouth County, New Jersey?

The population of Monmouth County, New Jersey is 628,602, compared to the U.S. total of 334,821,731.

What is the population density of Monmouth County, New Jersey?

The population density of Monmouth County, New Jersey is 951.0 people per square mile, compared to the U.S. average of 85.8 people per square mile.

What is the median household income in Monmouth County, New Jersey?

The median household income in Monmouth County, New Jersey is $122,815, compared to the U.S. median of $78,145.

What is the median home price in Monmouth County, New Jersey?

The median home price in Monmouth County, New Jersey is $459,763, compared to the U.S. median of $242,182.

What is the unemployment rate in Monmouth County, New Jersey?

The unemployment rate in Monmouth County, New Jersey is 5.2%, compared to the U.S. average of 5.2%.