20 Mountain Rd, Wilton — property record card
Residential built in 1914, 3 bed, 1.5 bath, 2,125 ft² in Wilton, appraised at $556,200 (assessed $389,340); last sold for $950,000 on March 9, 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 Wilton assessor’s office.
Parcel
| Location | 20 Mountain Rd, Wilton CT 06897 |
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| Parcel ID | 4226 |
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| CAMA account | 86370-4226 |
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| Use | Residential (state use code 100) |
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| Zone | R-1 |
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| Planning region | Western Connecticut |
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Valuation — revaluation 2026
| Appraised (market value) | $556,200
land $281,700 · building $264,200 · outbuildings $10,300 |
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| Assessed (70%) | $389,340
land $197,190 |
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Land
| Lot size | 1.00 acres (43,560 ft²) |
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Building
| Year built | 1914 (effective 1989) |
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| Living area | 2,125 ft² |
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| Rooms | 7 |
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| Bedrooms | 3 |
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| Bathrooms | 1 full, 1 half |
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| Condition | 7 |
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Sales
| Last sale | $950,000 — March 9, 2026 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $389,340 times the town mill rate gives the yearly tax.
- Wilton last revalued in 2026. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- Assessed 42% below the median for this use in Wilton ($668,710, 5,975 parcels).
- The last sale price is 71% above 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 20 Mountain 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