Groton Town property record for 18 Prospect St, Groton, CT 06340
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,074 sqft · built 1924 |
| Lot Size | 0.228 acres (9,932 sqft) |
| Owner | Trust Name on File |
| Last Sale | $260,000 (Oct 2000) |
| Tax Bill | $12,699 (2025) |
| Deeds & Mortgages | Dec 2022 Refinance Nov 2022 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | GROT M:260710455115 |
| Primary APN | GROT M:260710455115 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,074 sqft Living Area |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,932 sqft (0.228 acres) |
| Loading Dock | Loading Dock |
| Account Number | 260710455115 |
|---|---|
| Street Address | 18 PROSPECT ST |
| City | GROTON |
| State | CT |
| Zip | 06340-8920 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Jurisdiction | GROTON CT |
| Township / Civil Division | GROTON |
| Census Block Group | 1 |
| Census Block | 1046 |
| Census Tract | 702900 |
18 Prospect St is held in a trust since November 2022.
Source: Groton Town records, as of June 25, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 8 PALMER CT, GROTON, CT 06340-5729 |
| Owner Type | Individual |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Dec 29, 2022 | Deed of Trust, Mortgage · Stand-Alone Refinance CITIZENS BANK |
| Nov 15, 2022 | Quit Claim Deed, Transfer Quitclaim |
| Sep 22, 2020 | Deed of Trust, Mortgage · Balloon Mortgage CITIZENS BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 17, 2000 · Amount on File |
| Deed Sale | Oct 17, 2000 · Amount on File |
| Deed Book / Page | 721 / 534 |
| Last Transfer Date | Nov 14, 2022 |
| Transfer Doc | 01284-1146 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GROTON CT |
| Property Address | 18 PROSPECT ST, GROTON, CT 06340-8920 |
| Transaction Type | Mortgage |
| Record Updated | Feb 16, 2023 |
| Name | Verified Name |
|---|
| Document Number | 01286-1092 |
|---|---|
| Date | Dec 29, 2022 |
| Book Page | 1286/1092 |
| Instrument | 5170540005 |
| Name | CITIZENS BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 289 Months |
| Due | Jan 1, 2047 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | GROTON CT |
| Recording Date | Nov 15, 2022 |
| Property Address | 18 PROSPECT ST, GROTON, CT 06340-8920 |
| Document Number | 01284-1146 |
| Book / Page | 1284 / 1146 |
| Instrument Date | Nov 14, 2022 |
| Transaction Type | Transfer |
| Record Updated | Dec 16, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GROTON CT |
| Property Address | 18 PROSPECT ST, GROTON, CT 06340-8920 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 1238-522 |
|---|---|
| Date | Sep 22, 2020 |
| Book Page | 1238/522 |
| Instrument | 5022440006 |
| Name | CITIZENS BANK |
|---|---|
| Type | Bank |
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 301 Months |
| Due | Oct 1, 2045 |
The 2025 property tax bill for 18 Prospect St was $12,699.
Source: Groton Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Groton Town |
| Municipality | Groton Long Point Borough |
| Unified School District | Groton School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $12,699.00 | $450,800 Land $395,626 Building $55,174 | $315,560 Land $276,938 Building $38,622 |
| 2024 | $12,699.00 (+10.51%) | ||
| 2023 | $11,491.00 (+1.92%) | $450,800 (-) Land $371,980 Building $78,820 | |
| 2022 | $11,275.00 | $450,800 Land $371,980 Building $78,820 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Prospect St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 20, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 18 Prospect St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 90% of Connecticut |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | GROTON LONG POINT ASSOCIATION private · serves 2,400 people · EPA ID CT0590051 |
|---|---|
| Water Source | Purchased surface water from GROTON UTILITIES |
| Last State Inspection | Sep 2023 |
| Lead | Under 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 285 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 2,000 / 250 |
| Breezeline Cable | 1,000 / 50 |
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