Interpretation of Demographics Data
Demographic Data Report for Connecticut by County
Population: Age 40 and over
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Count
Connecticut
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 51.5 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 1,854,035.
- Rank within US : This state is ranked 8 of 52
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 48.3 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 160,683,909.
- Rank within US : N/A
Windham County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 51.9 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 60,248.
- Rank within US : This county is ranked 1542 of 3143
Tolland County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 48.8 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 71,647.
- Rank within US : This county is ranked 2265 of 3143
Middlesex County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 56.2 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 92,763.
- Rank within US : This county is ranked 630 of 3143
Litchfield County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 56.9 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 105,701.
- Rank within US : This county is ranked 561 of 3143
New London County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 52.5 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 140,459.
- Rank within US : This county is ranked 1392 of 3143
New Haven County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 50.9 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 438,743.
- Rank within US : This county is ranked 1802 of 3143
Hartford County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 50.4 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 451,068.
- Rank within US : This county is ranked 1909 of 3143
Fairfield County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 51.4 percent.
- People (Age 40 And Over) : The number of people (age 40 and over) is 493,406.
- Rank within US : This county is ranked 1669 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 07/05/2025 7:01 pm.
Φ Rural-Urban Continuum Codes provided by the USDA.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 40 and over, see the dictionary.
Note: This website still uses Connecticut counties instead of planning regions for consistency of geographies across data topics. If/when all data sources have new planning regions, then this website will switch to using them. 2013 Rural-Urban Continuum Codes will be used for Connecticut counties.
Data for United States does not include Puerto Rico.