637 Valley Rd, New Canaan — property record card
Residential built in 1963, 1 bed, 1.5 bath, 680 ft² in New Canaan, appraised at $5,452,400 (assessed $3,816,680); last sold for $3,850,000 on September 4, 2025.
Rebuilt from the public Connecticut CAMA and Parcel Layer — not the official card. For the official card, with owner, photo and sketch, ask the New Canaan assessor’s office.
Parcel
| Location | 637 Valley Rd, New Canaan CT 68404790 |
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| Parcel ID | 45/227/27 |
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| CAMA account | 50580-14357 |
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| Use | Residential (state use code 100) |
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| Zone | 2AC |
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| Planning region | Western Connecticut |
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Valuation — revaluation 2026
| Appraised (market value) | $5,452,400
land $1,235,200 · building $4,111,700 · outbuildings $105,500 |
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| Assessed (70%) | $3,816,680
land $864,640 |
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Land
| Lot size | 5.00 acres (217,800 ft²) |
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Building
| Year built | 1963 (effective 1993) |
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| Living area | 680 ft² |
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| Rooms | 4 |
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| Bedrooms | 1 |
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| Bathrooms | 1 full, 1 half |
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| Condition | 7 |
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Sales
| Last sale | $3,850,000 — September 4, 2025 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $3,816,680 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.
- Assessed 241% above the median for this use in New Canaan ($1,119,685, 6,804 parcels).
- The last sale price is 29% below the appraisal.
- Built before 1978: lead paint may be present; Connecticut law requires disclosure to a buyer or tenant.
Point at the centre of the parcel — not a survey.
Data: Connecticut CAMA and Parcel Layer (2026 collection, CC0), retrieved October 31, 2026. Sources and freshness. No owner names are published.
The report for 637 Valley Rd
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)
Order the report