Greenwich Town property record for 112 Mason St, Greenwich, CT 06830
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 3,541 sqft · built 1877 |
| Lot Size | 0.26 acres (11,326 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,600,000 (Sep 2003) |
| Tax Bill | $13,899 (2026) |
| Deeds & Mortgages | Dec 2017 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-1654S |
| Primary APN | 01-1654S |
|---|---|
| Alternative APNs |
|
| Total Rooms | 2 Rooms |
|---|---|
| Stories | 3 Stories |
| Building Area | 3,541 sqft Total Area |
| Basement Area | 818 sqft |
| Unfinished Basement | 818 sqft |
| Year Built | Built 1877 |
|---|---|
| Effective Year Built | Effective 1877 |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Shingle |
| Lot Area | 11,326 sqft (0.26 acres) |
| Heating System | Hot Water |
|---|
| Account Number | 284/295 |
|---|---|
| Street Address | 112 MASON ST |
| City | GREENWICH |
| State | CT |
| Zip | 06830-6629 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | CGB |
| Legal Block | 1654/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 10600 |
Source: Greenwich Town records, as of October 21, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 112 MASON ST, GREENWICH, CT 06830-6629 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 11, 2003 · Amount on Record |
| Deed Sale | Sep 11, 2003 · Amount on Record |
| Prior Sale | Oct 24, 2000 · Amount on Record |
| Deed Book / Page | 4415 / 165 |
| Transfer Doc | 006116-292 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREENWICH CT |
| Property Address | 112 MASON ST, GREENWICH, CT 06830-6629 |
| Transaction Type | Mortgage |
| Record Updated | Mar 3, 2021 |
| Name | Verified Name |
|---|
| Document Number | 7328-192 |
|---|---|
| Date | Dec 11, 2017 |
| Book Page | 7328/192 |
| Name | STERLING NATL BK |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 1, 2047 |
Source: Greenwich Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Greenwich Town |
| Unified School District | Greenwich School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $13,899.00 (-2.5%) | $1,325,730 (+14.94%) Land $904,820 Building $420,910 | |
| 2025 | $14,256.00 | $1,153,460 (-) Land $858,130 Building $295,330 | $807,422 Land $600,691 Building $206,731 |
| 2024 | $14,256.00 (+6.21%) | ||
| 2023 | $13,422.00 (+0.92%) | $1,153,460 (-) Land $858,130 Building $295,330 | |
| 2022 | $13,299.00 | $1,153,460 Land $858,130 Building $295,330 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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-EASTERN FAIRFIELD COUNTY private · serves 351,756 people · EPA ID CT0150011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 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 | 24 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 501 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Frontier.
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