Sussex Population

1880–2026

13,010

2026 projection

11.9% since 2020 (increase)

02K4K6K8K10K12K14K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Sussex. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202613,010+2311.81%
202512,779+2221.77%
202412,557+2862.33%
202312,271+2932.45%
202211,978+1671.41%
202111,811+1801.55%
202011,631+6535.95%
201910,978+1551.43%
201810,823+120.11%
201710,811+550.51%

Showing 10 of 26 years.

Sussex Demographics

39.2median age

Median age

Female38.9 yrs
Male39.6 yrs

Adults

9,048
1,561 seniors · 17%7,487 other adults

Sex

Female 49.1% · 5,920Male 50.9% · 6,146

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 121 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Sussex Income

$119,041median household income

Median household income

$119,041

Half of households earn more, half earn less

Median earnings

$70,080

Typical yearly pay for a worker 25 or older.

Poverty rate

4.6%

About 1 in 22 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Sussex Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%56%57%
Never married29%34%24%
Divorced7%5%9%
Widowed6%3%9%
Separated1%2%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201