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Quick stats

We provide inmate quick statistics by gender.

Male jurisdiction population

Updated monthly (4/1/2018)

  • 8,594 total males in the jurisdiction population: 7,978 criminally sentenced, 79 pre-trial detainees, and 537 civil commitments 
  • Average age of inmate was 42 years old (youngest inmate was 18 years old and oldest inmate was 94 years old)
  • 95% were serving a sentence of more than three years 
  • 71% had a violent governing offense 
  • 775 were serving a governing mandatory drug sentence 

Updated annually (1/1/2018)

  • 42% entered the Massachusetts DOC with less than a 9th grade reading level 
  • 44% entered the Massachusetts DOC with less than a 6th grade math level 
  • The 2014 three year recidivism rate was 32% for the total male population 
  • 31% were open mental health cases, 7% had a serious mental illness (SMI), and 22% were on psychotropic medication for the Custody Population as of 12/31/2017 Note: Information provided by Health Services Division

Female jurisdiction population

Updated monthly (4/1/2018)

  • 545 total females in the jurisdiction population: 365 criminally sentenced, 173 pre-trial detainees, and 7 civil commitment
  • Average age of inmate was 38 years old (youngest inmate was 19 years old and oldest inmate was 73 years old) 
  • 64% were serving a sentence of more than three years 
  • 56% had a violent governing offense 
  • 20 were serving a governing mandatory drug sentence 

Updated annually (1/1/2018)

  • 29% entered the Massachusetts DOC with less than a 9th grade reading level 
  • 34% entered the Massachusetts DOC with less than a 6th grade math level 
  • The 2014 three year recidivism rate was 32% for the total female population 
  • 79% were open mental health cases, 12% had a serious mental illness (SMI), and 55% were on psychotropic medication for the Custody Population as of 12/31/2017 

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