Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023

Hampden County had the highest diagnosed diabetes in adults, local model estimate of 14 counties in 2023, at 12.1%. Hampshire County had the lowest, at 8.2%. The median was 10.4%. Source: the Centers for Disease Control and Prevention.

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Highest12.1Hampden County
Median10.414 counties

Map of counties, 2023

Barnstable County: 10.7 %Berkshire County: 10.9 %Bristol County: 10.8 %Dukes County: 10.6 %Essex County: 10.3 %Franklin County: 10.8 %Hampden County: 12.1 %Hampshire County: 8.2 %Middlesex County: 8.5 %Nantucket County: 8.6 %Norfolk County: 9 %Plymouth County: 10.3 %Suffolk County: 9.3 %Worcester County: 10.4 %
  • Under 8.8
  • 8.8 to 10
  • 10 to 11
  • 11 and over
%, 2023. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2023

Hampden County: 12.1 %Hampden County12.1Berkshire County: 10.9 %Berkshire County10.9Bristol County: 10.8 %Bristol County10.8Franklin County: 10.8 %Franklin County10.8Barnstable County: 10.7 %Barnstable County10.7Dukes County: 10.6 %Dukes County10.6Worcester County: 10.4 %Worcester County10.4Essex County: 10.3 %Essex County10.3Plymouth County: 10.3 %Plymouth County10.3Suffolk County: 9.3 %Suffolk County9.3Norfolk County: 9 %Norfolk County9Nantucket County: 8.6 %Nantucket County8.6Middlesex County: 8.5 %Middlesex County8.5Hampshire County: 8.2 %Hampshire County8.2Hampden County: 12.1 %Hampden County12.1Berkshire County: 10.9 %Berkshire County10.9Bristol County: 10.8 %Bristol County10.8Franklin County: 10.8 %Franklin County10.8Barnstable County: 10.7 %Barnstable County10.7Dukes County: 10.6 %Dukes County10.6Worcester County: 10.4 %Worcester County10.4Essex County: 10.3 %Essex County10.3Plymouth County: 10.3 %Plymouth County10.3Suffolk County: 9.3 %Suffolk County9.3Norfolk County: 9 %Norfolk County9Nantucket County: 8.6 %Nantucket County8.6Middlesex County: 8.5 %Middlesex County8.5Hampshire County: 8.2 %Hampshire County8.2
%. Source: CDC, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. Retrieved 2026-10-12.

Full ranking

RankCounties2023 (%)Change on 2022
1Hampden County12.1-0.6 pts
2Berkshire County10.90 pts
3Bristol County10.8-0.5 pts
3Franklin County10.8+1.1 pts
5Barnstable County10.70 pts
6Dukes County10.6-1 pts
7Worcester County10.4-0.3 pts
8Essex County10.3+0.6 pts
8Plymouth County10.3+0.2 pts
10Suffolk County9.30 pts
11Norfolk County9-0.1 pts
12Nantucket County8.6-0.2 pts
13Middlesex County8.5+0.8 pts
14Hampshire County8.2-0.6 pts

Other periods

About this ranking

Percentage of adults who report being told by a doctor or other health professional that they have diabetes, other than diabetes only during pregnancy. Model-based estimate for adults aged 18 and over from CDC PLACES. Crude prevalence, not age-adjusted.

US counties and cities (incorporated places of 10,000 or more). CDC PLACES combines Behavioral Risk Factor Surveillance System (BRFSS) answers with local population data through multilevel regression and poststratification, so a county or city value is a model estimate, not a survey count. The year is the BRFSS survey year, not the release year. CDC says the method does not support tracking change in a place over time, and each annual release can change the model, so values for different years are not strictly comparable. A state is missing in a year when its BRFSS data did not meet standards (Kentucky and Pennsylvania in 2023, Florida in 2021). Connecticut counties appear as its nine planning regions from 2022; its eight former counties are not served. City values for 2021 come from the 2023 release, built on 2010 Census place boundaries; later years use 2020 boundaries.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

Centers for Disease Control and Prevention. (2025). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence (Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023) [Data set]. Retrieved October 12, 2026, from https://www.cdc.gov/places/

MLA 9

PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence, Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023. Centers for Disease Control and Prevention, 4 Dec. 2025, https://www.cdc.gov/places/. Invokely, https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties. Accessed 12 Oct. 2026.

Chicago (author-date)

Centers for Disease Control and Prevention. 2025. PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023. Dataset. Accessed October 12, 2026. https://www.cdc.gov/places/. Also distributed by Invokely, https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties.

Harvard

Centers for Disease Control and Prevention (2025) PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence, Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023 [Dataset]. Available at: https://www.cdc.gov/places/, via Invokely: https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties (Accessed: 12 October 2026).

BibTeX
@misc{centers_counties_in_massachusetts_by_2023,
  author = {{Centers for Disease Control and Prevention}},
  title = {{PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence: Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023}},
  year = {2025},
  howpublished = {Data set},
  url = {https://www.cdc.gov/places/},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties. Publisher attribution: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.},
}
RIS
TY  - DATA
AU  - Centers for Disease Control and Prevention
TI  - PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence: Counties in Massachusetts by diagnosed diabetes in adults, local model estimate, 2023
PY  - 2025
DA  - 2025/12/04
PB  - Centers for Disease Control and Prevention
DB  - Invokely
UR  - https://www.cdc.gov/places/
L2  - https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/adult-diabetes-rate-county-estimate/massachusetts-counties.
N1  - Publisher attribution: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.
ER  - 
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Rank Counties in Massachusetts by diagnosed diabetes in adults, local model estimate using official data, and cite the source.
rank_places {"indicator":"adult_diabetes_rate_modelled","level":"province","within":"Massachusetts","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=adult_diabetes_rate_modelled&level=province&within=Massachusetts&limit=10

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Questions

Which county has the highest diagnosed diabetes in adults, local model estimate?

Hampden County, with 12.1% in 2023, according to the Centers for Disease Control and Prevention.

Which county has the lowest diagnosed diabetes in adults, local model estimate?

Hampshire County, with 8.2% in 2023.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), diagnosed diabetes in adults, crude prevalence. Retrieved 2026-10-12.

Diagnosed diabetes in adults, local model estimate: other rankings

Counties in Massachusetts: more rankings