Interpretation of Demographics Data
Demographic Data Report for Maryland by County
Population: Age 40-64
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent
Maryland
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 32.5 percent.
- People (Age 40-64) : The number of people (age 40-64) is 2,016,927.
- Rank within US : This county is ranked 5 of 52
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 31.3 percent.
- People (Age 40-64) : The number of people (age 40-64) is 104,825,270.
- Rank within US : N/A
Calvert County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 34.7 percent.
- People (Age 40-64) : The number of people (age 40-64) is 32,684.
- Rank within US : This county is ranked 244 of 3143
Charles County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 34.5 percent.
- People (Age 40-64) : The number of people (age 40-64) is 58,808.
- Rank within US : This county is ranked 282 of 3143
Howard County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 34.4 percent.
- People (Age 40-64) : The number of people (age 40-64) is 115,588.
- Rank within US : This county is ranked 316 of 3143
Queen Annes County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 34.4 percent.
- People (Age 40-64) : The number of people (age 40-64) is 17,811.
- Rank within US : This county is ranked 316 of 3143
Carroll County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.7 percent.
- People (Age 40-64) : The number of people (age 40-64) is 59,002.
- Rank within US : This county is ranked 519 of 3143
Garrett County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 33.7 percent.
- People (Age 40-64) : The number of people (age 40-64) is 9,638.
- Rank within US : This county is ranked 519 of 3143
Cecil County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.6 percent.
- People (Age 40-64) : The number of people (age 40-64) is 35,237.
- Rank within US : This county is ranked 561 of 3143
Harford County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.3 percent.
- People (Age 40-64) : The number of people (age 40-64) is 87,907.
- Rank within US : This county is ranked 687 of 3143
Montgomery County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.3 percent.
- People (Age 40-64) : The number of people (age 40-64) is 355,370.
- Rank within US : This county is ranked 687 of 3143
Frederick County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.2 percent.
- People (Age 40-64) : The number of people (age 40-64) is 95,291.
- Rank within US : This county is ranked 745 of 3143
Prince Georges County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 33.1 percent.
- People (Age 40-64) : The number of people (age 40-64) is 317,923.
- Rank within US : This county is ranked 790 of 3143
Anne Arundel County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 32.9 percent.
- People (Age 40-64) : The number of people (age 40-64) is 196,655.
- Rank within US : This county is ranked 909 of 3143
Washington County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 32.7 percent.
- People (Age 40-64) : The number of people (age 40-64) is 50,857.
- Rank within US : This county is ranked 1006 of 3143
Caroline County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 32.5 percent.
- People (Age 40-64) : The number of people (age 40-64) is 10,953.
- Rank within US : This county is ranked 1114 of 3143
Worcester County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 32.4 percent.
- People (Age 40-64) : The number of people (age 40-64) is 17,378.
- Rank within US : This county is ranked 1175 of 3143
St. Marys County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 31.9 percent.
- People (Age 40-64) : The number of people (age 40-64) is 36,757.
- Rank within US : This county is ranked 1466 of 3143
Dorchester County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 31.6 percent.
- People (Age 40-64) : The number of people (age 40-64) is 10,335.
- Rank within US : This county is ranked 1627 of 3143
Baltimore County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 31.4 percent.
- People (Age 40-64) : The number of people (age 40-64) is 267,451.
- Rank within US : This county is ranked 1748 of 3143
Allegany County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 30.8 percent.
- People (Age 40-64) : The number of people (age 40-64) is 20,779.
- Rank within US : This county is ranked 2054 of 3143
Talbot County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 30.6 percent.
- People (Age 40-64) : The number of people (age 40-64) is 11,605.
- Rank within US : This county is ranked 2150 of 3143
Somerset County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 29.8 percent.
- People (Age 40-64) : The number of people (age 40-64) is 7,390.
- Rank within US : This county is ranked 2423 of 3143
Kent County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 29.5 percent.
- People (Age 40-64) : The number of people (age 40-64) is 5,701.
- Rank within US : This county is ranked 2524 of 3143
Wicomico County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 29.1 percent.
- People (Age 40-64) : The number of people (age 40-64) is 30,569.
- Rank within US : This county is ranked 2625 of 3143
Baltimore City
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 28.8 percent.
- People (Age 40-64) : The number of people (age 40-64) is 165,238.
- Rank within US : This county is ranked 2679 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 03/30/2026 5:04 pm.
Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 40-64, see the dictionary.
Data for United States does not include Puerto Rico.