Counties where the most opioids are dispensed in Connecticut Stacker Connecticut News illstudio // Shutterstock - Opioid dispensing rate: 17.8 per 100 people --- 51.9% lower than state average --- 58.9% lower than national average #8. Tolland County Canva - Opioid dispensing rate: 22.8 per 100 people --- 38.4% lower than state average --- 47.3% lower than national average #7. Litchfield County Canva - Opioid dispensing rate: 26.2 per 100 people --- 29.2% lower than state average --- 39.5% lower than national average #6. Middlesex County Canva - Opioid dispensing rate: 28.4 per 100 people --- 23.2% lower than state average --- 34.4% lower than national average #5. Windham County Canva - Opioid dispensing rate: 33.7 per 100 people --- 8.9% lower than state average --- 22.2% lower than national average #4. Fairfield County Canva - Opioid dispensing rate: 35.4 per 100 people --- 4.3% lower than state average --- 18.2% lower than national average #3. New London County Canva - Opioid dispensing rate: 39.0 per 100 people --- 5.4% higher than state average --- 9.9% lower than national average #2. Hartford County Canva - Opioid dispensing rate: 48.9 per 100 people --- 32.2% higher than state average --- 12.9% higher than national average #1. New Haven County Canva