5 River Ln, Westport — property record card
Single Family Res built in 2014, 5 bed, 4.5 bath, 4,636 ft² in Westport, appraised at $2,925,600 (assessed $2,047,900); last sold for $2,900,000 on October 9, 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 Westport assessor’s office.
Parcel
| Location | 5 River Ln, Westport CT 06880 |
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| Parcel ID | C12012001 |
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| CAMA account | 83500-C12012001 |
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| Use | Single Family Res (state use code 201) |
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| Zone | AA |
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| Planning region | Western Connecticut |
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Valuation — revaluation 2026
| Appraised (market value) | $2,925,600 land $1,069,600 · building $1,856,000 |
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| Assessed (70%) | $2,047,900 land $748,700 |
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Land
| Lot size | 1.00 acres (43,560 ft²) |
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Building
| Year built | 2014 (effective 2010) |
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| Living area | 4,636 ft² |
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| Rooms | 12 |
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| Bedrooms | 5 |
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| Bathrooms | 4 full, 1 half |
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| Condition | average |
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Sales
| Last sale | $2,900,000 — October 9, 2025 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $2,047,900 times the town mill rate gives the yearly tax.
- Westport 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 1% 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 5 River Ln
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