397 Walnut Hill Rd, Thomaston — property record card
SINGLE FAMILY built in 1998, 3 bed, 2.5 bath, 2,000 ft² in Thomaston, appraised at $479,200 (assessed $335,440); last sold for $450,000 on January 28, 2026.
Rebuilt from the public Connecticut CAMA and Parcel Layer — not the official card. For the official card, with owner, photo and sketch, ask the Thomaston assessor’s office.
Parcel
| Location | 397 Walnut Hill Rd, Thomaston CT 06787 |
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| Parcel ID | 29-05-21 |
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| CAMA account | 75730-29-05-21 |
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| Use | SINGLE FAMILY (state use code 101) |
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| Zone | RA80A |
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| Planning region | Naugatuck Valley |
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Valuation — revaluation 2025
| Appraised (market value) | $479,200 land $110,600 · building $368,600 |
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| Assessed (70%) | $335,440 land $77,420 |
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Land
| Lot size | 1.00 acres (43,560 ft²) |
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Building
| Year built | 1998 |
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| Living area | 2,000 ft² |
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| Rooms | 7 |
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| Bedrooms | 3 |
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| Bathrooms | 2 full, 1 half |
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Sales
| Last sale | $450,000 — January 28, 2026 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $335,440 times the town mill rate gives the yearly tax.
- Thomaston last revalued in 2025. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- Assessed 40% above the median for this use in Thomaston ($239,890, 2,003 parcels).
- The last sale price is 6% below the appraisal.
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 397 Walnut Hill 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