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CITY · 2000 CENSUS

Dennis

Massachusetts · 2,798 residents · 4.911 sq mi
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The short version

Dennis is wealthier than most US places, with a median household income of $51,286. Population has held roughly steady since 1990. 40% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value is $225,300. With a median age of 51.6, the population is older than the US median of 35.2.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 51.6
US median: 35.2
More educated
40% hold a bachelor's degree
US average: 24%
More affordable
home values down 7%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

2,798
+5%since 1990
from 2,666 in 1990
1990 – 2024
570 / sq mi
+5%since 1990
from 543 / sq mi in 1990
US average: 242
51.6
+14%since 1990
from 45.4 in 1990
US average: 35.2
Population, 19902024
2K2K2K3K3K1990201020202024Dennis
20242K
1990201020202024
Section 02

Income & economy

$51,286
+18%inflation adjusted, since 1990
from $33,062 in 1990
US average: $42,589
1990 – 2024
$27,113
+31%since 1990
from $20,667 in 1990
US average: $21,522
3.4%
−5.7 ptssince 1990
from 9.1% in 1990
US average: 12.4%
Section 03

Housing

$225,300
−7%inflation adjusted, since 1990
from $183,200 in 1990
US average: $120,530
1990 – 2024
$804
−8%inflation adjusted, since 1990
from $665 in 1990
US average: $602
86.2%
+0.5 ptssince 1990
from 85.7% in 1990
13.8% rent
4.4
−21%since 1990
from 5.5 in 1990
1990 – 2024
RELATED:See current rent listings in Dennis on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic100%(2,666)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Diversity Score0%(0)
2000
White, non-Hispanic96.9%(2,711)
Black0.3%(7)
Hispanic / Latino1%(29)
Asian0.5%(13)
Diversity Score4.4%(123)
4
from 0 in 1990
1990 – 2024
Section 05

Education

40.3%
+4.5 ptssince 1990
from 35.8% in 1990
US average: 24.4%
High school or higher
96.0%
+12.3 ptssince 1990
from 83.7% in 1990
US average: 80.3%
19.0%
+4.6 ptssince 1990
from 14.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

12.8 min
−37%since 1990
from 20.2 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Dennis, Massachusetts?

Dennis, Massachusetts has about 2,798 residents according to the 2000 Census.

What is the median household income in Dennis, Massachusetts?

The typical household in Dennis, Massachusetts earns about $51,286 a year. Half of households make more than that, and half make less.

Is Dennis, Massachusetts expensive?

In Dennis, Massachusetts, the median home is worth about $225,300, and the typical rent is about $804 a month.

How educated are people in Dennis, Massachusetts?

About 40.3% of adults age 25 and over in Dennis, Massachusetts hold a bachelor's degree or higher.

What is the poverty rate in Dennis, Massachusetts?

About 3.4% of people in Dennis, Massachusetts live below the federal poverty line.

Has Dennis, Massachusetts grown since 1990?

Yes, Dennis, Massachusetts has grown since 1990. The population has added about 132 residents, a change of about 5 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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