Rockland County Population

1800–2026

359.97K

2026 projection

6.7% since 2020 (increase)

0100K200K300K400K18001850190019502000

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 Rockland County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026359,965+2,5680.72%
2025357,397+2,5680.72%
2024354,829+8,3922.42%
2023346,437+4,2831.25%
2022342,154+2,2800.67%
2021339,874+2,4450.72%
2020337,429+11,0773.39%
2019326,352+6960.21%
2018325,656+1,0560.33%
2017324,600+1,3690.42%

Showing 10 of 37 years.

Rockland County Demographics

34.8median age

Median age

Female36.3 yrs
Male33.4 yrs

Adults

240,254
53,669 seniors (65+) · 22% of adults186,585 other adults

Sex

Female 50.5% · 172,523Male 49.5% · 169,360

Population by age

MaleFemale85+ years, male: 2,36085+ years, female: 5,06280–84 years, male: 2,90280–84 years, female: 3,87575–79 years, male: 4,58275–79 years, female: 5,59870–74 years, male: 6,31370–74 years, female: 7,03165–69 years, male: 7,41865–69 years, female: 8,52860–64 years, male: 9,98560–64 years, female: 10,02955–59 years, male: 9,42355–59 years, female: 10,34050–54 years, male: 9,78050–54 years, female: 9,83445–49 years, male: 9,07145–49 years, female: 9,11840–44 years, male: 9,64240–44 years, female: 9,12335–39 years, male: 9,93435–39 years, female: 10,14330–34 years, male: 9,73730–34 years, female: 9,27325–29 years, male: 10,29325–29 years, female: 9,88220–24 years, male: 11,21820–24 years, female: 10,76915–19 years, male: 13,43315–19 years, female: 12,34510–14 years, male: 13,74210–14 years, female: 13,8045–9 years, male: 14,2575–9 years, female: 13,2480–4 years, male: 15,2700–4 years, female: 14,52185+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45K5K10K10K

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 3,419 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

Rockland County Income

$109,959median household income

Median household income

$109,959

Half of households earn more, half earn less

Median earnings

$60,961

Typical yearly pay for a worker 25 or older.

Poverty rate

16.3%

About 1 in 6 residents

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

Rockland County 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%56%51%
Never married33%36%31%
Divorced7%5%8%
Widowed6%2%9%
Separated1%1%1%

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

Sources

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

Population

American Community Survey, 2024 5-year