Connecticut town file
Columbia
Property tax base (net grand list), from the Connecticut Open Data Portal — every number fetched, never typed. This is one row of the full story with the chart and the query.
| Net grand list, 2025 | $592,786,958 |
| Net grand list, prior vintage | $587,385,914 |
| Change in two years | $5,401,044 (+0.9%) |
| Rank among 169 Connecticut places | 113 of 169 |
| Statewide median change (for context) | +1.2% |