# Counties in Connecticut by graduate or professional degree, population 25 and over, 2024

All 9 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `graduate_degree_share`
- Unit: %
- Definition: People aged 25 and over whose highest degree is a master's, professional school or doctorate degree, as a percentage of all people aged 25 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B15003: population 25 years and over with a master's, professional school or doctorate degree as a percentage of the population 25 years and over, calculated with stored inputs (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat)
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B15003: population 25 years and over with a master's, professional school or doctorate degree as a percentage of the population 25 years and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/graduate-or-professional-degree/connecticut-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Western Connecticut Planning Region | 25.4 |
| 2 | Lower Connecticut River Valley Planning Region | 20.7 |
| 3 | South Central Connecticut Planning Region | 20.3 |
| 4 | Capitol Planning Region | 18.8 |
| 5 | Greater Bridgeport Planning Region | 18 |
| 6 | Northwest Hills Planning Region | 17 |
| 7 | Southeastern Connecticut Planning Region | 16 |
| 8 | Naugatuck Valley Planning Region | 14.5 |
| 9 | Northeastern Connecticut Planning Region | 11.7 |