Groton Town property record for 220 Library St, Mystic, CT 06355
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,784 sqft · built 1988 |
| Lot Size | 0.545 acres (23,740 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $399,516 (Sep 1988) |
| Tax Bill | $14,172 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | GROT M:261917100863 |
| Primary APN | GROT M:261917100863 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,784 sqft Living Area |
| Basement Area | 264 sqft |
| Unfinished Basement | 264 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 23,740 sqft (0.545 acres) |
| Garage Type | Attached |
| Pool Type | In-Ground Pool |
|---|---|
| Deck Area | Deck Area |
| Greenhouse | Greenhouse |
| Loading Dock | Loading Dock |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 261917100863 |
|---|---|
| Street Address | 220 LIBRARY ST |
| City | MYSTIC |
| State | CT |
| Zip | 06355-1627 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS-12 |
| Jurisdiction | GROTON CT |
| Township / Civil Division | GROTON |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 703000 |
220 Library St is owned and occupied by two individuals who bought it in September 1988.
Source: Groton Town records, as of June 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 220 LIBRARY ST, MYSTIC, CT 06355-1627 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 30, 1988 · Amount on File |
| Deed Sale | Sep 30, 1988 · Amount on File |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 220 Library St was $14,172.
Source: Groton Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Groton Town |
| Unified School District | Groton School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $14,172.00 | $520,660 Land $246,750 Building $273,910 | $364,462 Land $172,725 Building $191,737 |
| 2024 | $14,172.00 (+11.99%) | ||
| 2023 | $12,655.00 (+2.24%) | $520,660 (-) Land $129,360 Building $391,300 | |
| 2022 | $12,378.00 | $520,660 Land $129,360 Building $391,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 220 Library St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 20, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| 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 220 Library 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 98% of the US · lower than 97.2% 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 | AQUARION-MYSTIC private · serves 10,788 people · EPA ID CT1370011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2025 |
| 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 | None 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 307 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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