45 Prospect St (mystic), Groton — property record card

Single family built in 2002, 4 bed, 4 bath, 2,899 ft² in Groton, appraised at $764,000 (assessed $534,800); last sold for $1,100,000 on August 13, 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 Groton assessor’s office.

Parcel

Location	45 Prospect St (mystic), Groton CT 06355
Parcel ID	261805188483
CAMA account	34250-261805188483
Use	Single family (state use code 101)
Zone	RS-12
Planning region	Southeastern Connecticut

Valuation — revaluation 2021

Appraised (market value)	$764,000 land $180,700 · building $583,300
Assessed (70%)	$534,800 land $126,490

Land

Lot size	1.00 acres (43,560 ft²)

Building

Year built	2002
Living area	2,899 ft²
Rooms	10
Bedrooms	4
Bathrooms	4 full

Sales

Last sale	$1,100,000 — August 13, 2025

What this means

Connecticut taxes property at 70% of its appraised market value: the assessment $534,800 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 142% above the median for this use in Groton ($221,410, 7,274 parcels).
The last sale price is 44% 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.

First page of a sample Connecticut Property Report

The report for 45 Prospect St (mystic)

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