21 Promontory Dr, Wallingford — property record card
Single Family built in 1995, 4 bed, 2.5 bath, 3,696 ft² in Wallingford, appraised at $783,700 (assessed $548,500); last sold for $900,000 on October 8, 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 Wallingford assessor’s office.
Parcel
| Location | 21 Promontory Dr, Wallingford CT 6492.0 |
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| Parcel ID | 66-19 |
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| CAMA account | 78740-693 |
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| Use | Single Family (state use code 1010) |
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| Zone | RU40 |
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| Planning region | South Central Connecticut |
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Valuation — revaluation 2025
| Appraised (market value) | $783,700
land $174,300 · building $583,300 · outbuildings $26,100 |
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| Assessed (70%) | $548,500
land $122,000 |
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Land
| Lot size | 1.00 acres (43,560 ft²) |
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Building
| Year built | 1995 (effective 2003) |
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| Living area | 3,696 ft² |
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| Rooms | 8 |
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| Bedrooms | 4 |
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| Bathrooms | 2 full, 1 half |
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| Condition | average |
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Sales
| Last sale | $900,000 — October 8, 2025 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $548,500 times the town mill rate gives the yearly tax.
- Wallingford last revalued in 2025. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- Assessed 99% above the median for this use in Wallingford ($276,000, 10,490 parcels).
- The last sale price is 15% above the appraisal.
Point at the centre of the parcel — not a survey.
Data: Connecticut CAMA and Parcel Layer (2026 collection, CC0), retrieved October 30, 2026. Sources and freshness. No owner names are published.
The report for 21 Promontory Dr
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 it
Order the report