490 Washington Ave, North Haven — property record card
Commercial built in 1980, 2,468 ft² in North Haven, appraised at $670,900 (assessed $469,630); last sold for $3,750,000 on July 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 North Haven assessor’s office.
Parcel
| Location | 490 Washington Ave, North Haven CT 64732598.0 |
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| Parcel ID | 90/21 |
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| CAMA account | 54870-90/21 |
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| Use | Commercial (state use code 200) |
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| Zone | CB40 |
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| Planning region | South Central Connecticut |
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Valuation — revaluation 2025
| Appraised (market value) | $670,900
land $400,000 · building $251,700 · outbuildings $19,200 |
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| Assessed (70%) | $469,630
land $280,000 |
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Land
| Lot size | 1.00 acres (43,560 ft²) |
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Building
| Year built | 1980 (effective 2003) |
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| Living area | 2,468 ft² |
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| Condition | 7 |
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Sales
| Last sale | $3,750,000 — July 9, 2025 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $469,630 times the town mill rate gives the yearly tax.
- North Haven last revalued in 2025. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- The last sale price is 459% 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 490 Washington Ave
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