25 South Ave, New Canaan — property record card
Commercial built in 1952, 4 bath, 4,608 ft² in New Canaan, appraised at $2,669,500 (assessed $1,868,650); last sold for $2,490,000 on July 9, 2025.
Parcel
| Location | 25 South Ave, New Canaan CT 68404790 |
|---|---|
| Parcel ID | T/44/920 |
| CAMA account | 50580-17365 |
| Use | Commercial |
| Zone | RETA |
| Planning region | Western Connecticut |
Valuation — revaluation 2026
| Appraised (market value) | $2,669,500 |
|---|---|
| Assessed (70%) | $1,868,650 |
Building
| Year built | 1952 |
|---|---|
| Living area | 4,608 ft² |
| Rooms | 15 |
| Bathrooms | 4 full |
| Condition | 7 |
Sales
| Last sale | $2,490,000 — July 9, 2025 |
|---|
Within about 500 m (a third of a mile): 1 site of the state brownfield inventory. Brownfields in New Canaan.
What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $1,868,650 times the town mill rate gives the yearly tax.
- New Canaan last revalued in 2026. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- The last sale price is 7% below the appraisal.

The report for 25 South Ave
This card shows what the assessor records. The report adds what lies around the parcel: FEMA flood zone, wetlands and watercourses, aquifer protection area, Natural Diversity Database areas, brownfields nearby and sewer service.
$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)