State Reform Profile
Missouri
Missouri has made modest reform progress. Amendment 3 legalized marijuana and included expungement provisions.
Key Statistics
Incarceration by Race
Incarceration rate per 100,000 residents. Racial estimates based on BJS/Sentencing Project methodology.
Recidivism Rate
Percent of people reincarcerated within 3 years of release. Source: BJS recidivism data series.
Cost vs. Alternatives
Active & Passed Reforms
3 initiativesAmendment 3 – Marijuana LegalizationView full details →
Legalized marijuana with 40%+ conviction expungements.
SB 53 – Probation ReformView full details →
Reduced probation lengths and technical violation revocations.
500 Lives CampaignView full details →
St. Louis community violence intervention program.
Data Sources & Methodology
Reform data sourced from state legislative records, BJS Criminal Justice Statistics, the Vera Institute Incarceration Trends dataset, and The Sentencing Project. AltReform prediction scores (0,100) are generated by our ML model trained on 20+ years of state-level reform outcomes, weighting recidivism reduction, racial equity impact, cost-effectiveness, and political feasibility. Statistics are the most recent available (2021,2024).
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