Cortlandt town Population

2010–2026

42,911

2026 projection

1.4% since 2020 (increase)

010K20K30K40K50K201020122014201620182020202220242026

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 Cortlandt town. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202642,911+4981.17%
202542,413+4981.19%
202441,915+4020.97%
202341,513-140.03%
202241,527-4651.11%
202141,992-3200.76%
202042,312+140.03%
201942,298-1530.36%
201842,451-430.10%
201742,494-530.12%

Showing 10 of 17 years.

Cortlandt town Demographics

44.6median age

Median age

Female46.3 yrs
Male42.8 yrs

Adults

33,169
8,140 seniors · 25%25,029 other adults

Sex

Female 50.5% · 21,112Male 49.5% · 20,682

Population by age

MaleFemale85+ years, male: 44885+ years, female: 80280–84 years, male: 44480–84 years, female: 54175–79 years, male: 50475–79 years, female: 81670–74 years, male: 98070–74 years, female: 95165–69 years, male: 1,34565–69 years, female: 1,30960–64 years, male: 1,72560–64 years, female: 1,97455–59 years, male: 1,54655–59 years, female: 1,58150–54 years, male: 1,58550–54 years, female: 1,53145–49 years, male: 1,20045–49 years, female: 1,43240–44 years, male: 1,33240–44 years, female: 1,04335–39 years, male: 97335–39 years, female: 1,35130–34 years, male: 1,28230–34 years, female: 84725–29 years, male: 89925–29 years, female: 69320–24 years, male: 1,54020–24 years, female: 1,61815–19 years, male: 1,45315–19 years, female: 1,07110–14 years, male: 1,50410–14 years, female: 1,6435–9 years, male: 9225–9 years, female: 9780–4 years, male: 1,0000–4 years, female: 93185+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 418 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

Cortlandt town Income

$140,030median household income

Median household income

$140,030

Half of households earn more, half earn less

Median earnings

$77,817

Typical yearly pay for a worker 25 or older.

Poverty rate

5.7%

About 1 in 17 residents

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

Cortlandt town Marital Status

53% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married53%55%50%
Never married31%35%28%
Divorced9%7%11%
Widowed6%2%9%
Separated2%2%2%

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

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year