4 Atlantic Ave, Groton — property record card
Single family built in 2016, 4 bed, 3.5 bath, 2,604 ft² in Groton, appraised at $898,500 (assessed $628,950); last sold for $1,550,000 on January 20, 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 Groton assessor’s office.
Parcel
| Location | 4 Atlantic Ave, Groton CT 06340 |
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| Parcel ID | 260710354526 |
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| CAMA account | 34250-260710354526 |
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| Use | Single family (state use code 101) |
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| Zone | R |
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| Planning region | Southeastern Connecticut |
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Valuation — revaluation 2021
| Appraised (market value) | $898,500
land $380,700 · building $517,800 |
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| Assessed (70%) | $628,950
land $266,490 |
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Building
| Year built | 2016 |
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| Living area | 2,604 ft² |
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| Rooms | 7 |
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| Bedrooms | 4 |
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| Bathrooms | 3 full, 1 half |
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Sales
| Last sale | $1,550,000 — January 20, 2026 |
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What this means
- Connecticut taxes property at 70% of its appraised market value: the assessment $628,950 times the town mill rate gives the yearly tax.
- Groton last revalued in 2021. Towns revalue every five years; between two revaluations the appraisal stays the same even if the market moves.
- Assessed 184% above the median for this use in Groton ($221,410, 7,274 parcels).
- The last sale price is 73% above 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 4 Atlantic 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 itSee the sample (PDF)
Order the report