Middlesex County and Shirley Town property record for 20 Mill St, Shirley, MA 01464
| Property Type | Triplex |
|---|---|
| Details | 4 bd · 3 ba · 1,994 sqft · built 1890 |
| Lot Size | 0.27 acres (11,761 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $176,300 (Apr 2003) |
| Tax Bill | $51 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | SHIR M:0015 B:000B L:00001 |
| Primary APN | SHIR M:0015 B:000B L:00001 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Units | 3 Units |
| Stories | 2 Stories |
| Building Area | 1,994 sqft Living Area |
| Gross Area | 3,268 sqft |
| Basement Area | 748 sqft |
| Unfinished Basement | 748 sqft |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 11,761 sqft (0.27 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Street Address | 20 MILL ST |
|---|---|
| City | SHIRLEY |
| State | MA |
| Zip | 01464-2840 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | R3 |
| Legal Block | B |
| Legal Lot Number | 1 |
| Jurisdiction | SHIRLEY MA |
| Township / Civil Division | SHIRLEY |
| Census Block Group | 2 |
| Census Block | 2027 |
| Census Tract | 388200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Shirley Village Historic District listed 1992 · 310 contributing resources · NRIS 91001958 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Middlesex County and Shirley Town assessment roll, as of April 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 275, SHIRLEY, MA 01464-0275 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 1, 2003 · Amount on Record |
| Deed Sale | Apr 1, 2003 · Amount on Record |
| Deed Document Number | 20032637 |
| Record Updated | Jun 8, 2026 |
Source: Middlesex County and Shirley Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Shirley Town |
| Unified School District | Ayer-Shirley School District (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $51.00 (-98.98%) | $396,800 (+7.21%) Land $130,200 Building $266,600 |
| 2024 | $5,022.00 (+7.58%) | $370,100 (+12.42%) Land $111,100 Building $259,000 |
| 2023 | $4,668.00 | $329,200 Land $111,100 Building $218,100 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 12 (1982–2010) |
| Claims Outside the SFHA | 4 of 12 |
| Most Recent Claim | Mar 2010 · Severe Storms And Flooding |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SHIRLEY WATER DISTRICT serves 4,165 people · EPA ID MA2270000 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2023 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| 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.
Source: FCC Broadband Data Collection, based on 191 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
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