1980
County Total: 807,766
- Hartford (city) 136,392
- New Britain (city) 73,840
- West Hartford 61,301
- Bristol (city) 57,370
- East Hartford 52,563
- Manchester 49,761
- Enfield 42,695
- Southington 36,879
- Newington 28,841
- Wethersfield 26,013
- Windsor 25,204
- Glastonbury 24,327
- Simsbury 21,161
- Bloomfield 18,608
- South Windsor 17,198
- Farmington 16,407
- Plainville 16,401
- Berlin 15,121
- Rocky Hill 14,559
- Windsor Locks 12,190
- Avon 11,201
- Suffield 9,294
- East Windsor 8,925
- Granby 7,956
- Canton 7,635
- Burlington 5,660
- Marlborough 4,746
- East Granby 4,102
- Hartland 1,416
Read more about this topic: Historical United States Census Totals For Hartford County, Connecticut