The 2026 property tax bill for 18 Graystone Cir was $15,375, up 2.4% from the year before.
Source: Middlesex County and Winchester Town assessment roll, as of April 14, 2026
Property Jurisdictions
Type
Name
State
Massachusetts
County
Middlesex County
County Subdivision
Winchester Town
Unified School District
Winchester School District (PK - 12)
Tax Bill & Assessment History
Year
Tax Bill
Assessed Value
Assessed Market Value
2026
$15,375.00 (+2.4%)
$1,387,600 (+2.49%)Building $1,387,600
$1,689,559 (+12.29%)
2025
$15,015.00 (+1.87%)
$1,353,900 (+4.07%)Building $1,353,900
$1,504,610
2024
$14,740.00 (-4.87%)
$1,301,000 (-0.92%)Building $1,301,000
2023
$15,495.00
$1,313,100Building $1,313,100
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Flood
FEMA maps place 18 Graystone Cir in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1982.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
FEMA Flood Zone
Zone X minimal risk
Flood Insurance Requirement
Not required lenders may require it
Community Rating System
Class 6 (20% premium discount)
Nearby Flood Policies
2 in force
Nearby Flood Claims
1 (1982)
Most Recent Claim
Jun 1982 · tidal / storm surge
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire
Wildfire risk around 18 Graystone Cir 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 99.1% of the US · lower than 98.7% of Massachusetts
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.
Drinking Water
Source: EPA Safe Drinking Water Information System, as of September 2026
Water System
WINCHESTER WATER DEPT serves 22,970 people · EPA ID MA3344000
Water Source
Surface water
Last State Inspection
Jul 2024
Lead
3 ppb (2024–2026) action level 15 ppb
Violations Reported to EPA
Water Quality
None last 10 years
Treatment and Procedure
None last 10 years
Monitoring and Reporting
12 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.
Internet Providers
Source: FCC Broadband Data Collection, based on 370 locations within half a mile, as of December 31, 2025