With 813,054 people, Essex County is a county in Massachusetts. Few US counties rank higher on income. The typical home is worth $619,100, having roughly tripled since 2000. About 43% of adults have finished a four-year degree. Density works out to 1,651 people per square mile. Households take in $101,883 a year at the median, 24% more than the country as a whole.
At a glance
Wealthier
median household income $101,883, above the US median
US median: $82,259
Older
median age 41.2
US median: 38.9
More educated
43% hold a bachelor's degree
US average: 36%
Less affordable
home values up 64%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Essex County
What changed most since 1990
White share89.9% → 64.5%(−25.3 pts)US over the same years: −17.8 pts
Hispanic share7.1% → 24.1%(+17.0 pts)US over the same years: +9.9 pts
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)20.7%(5,698)
US avg: 26.4%
Gulf War (1990s)15.8%(4,352)
US avg: 24.3%
Vietnam era36.2%(9,956)
US avg: 33.1%
Korean War7.9%(2,160)
US avg: 4.5%
World War II1.8%(494)
US avg: 1%
Share of the 27,478 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Essex County, decade by decade
Essex County population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
670,080
$90,994
$423,372
25.9%
23.4
2000
723,419
$93,954
$376,718
31.3%
37.0
2010
743,159
$92,289
$535,724
36.1%
49.1
2020
809,829
$99,660
$529,176
40.6%
63.4
2024
813,054
$101,883
$619,100
43.0%
65.2
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
How many people live in Essex County, Massachusetts?
Essex County, Massachusetts has about 813,054 residents according to the 2024 American Community Survey.
What is the median household income in Essex County, Massachusetts?
The typical household in Essex County, Massachusetts earns about $101,883 a year. Half of households make more than that, and half make less.
Is Essex County, Massachusetts expensive?
In Essex County, Massachusetts, the median home is worth about $619,100, and the typical rent is about $1,756 a month.
How educated are people in Essex County, Massachusetts?
About 43.0% of adults age 25 and over in Essex County, Massachusetts hold a bachelor's degree or higher.
What is the poverty rate in Essex County, Massachusetts?
About 9.4% of people in Essex County, Massachusetts live below the federal poverty line.
Has Essex County, Massachusetts grown since 1990?
Yes, Essex County, Massachusetts has grown since 1990. The population has added about 142,974 residents, a change of about 21 percent over that period.