Middlesex County and Shirley Town property record for 21 Mill St, Shirley, MA 01464
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 4 bd · 8.5 ba · 4,964 sqft · built 1900 |
| Lot Size | 0.36 acres (15,682 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,050,000 (Jul 2025) |
| Tax Bill | $7,641 (2026) |
| Deeds & Mortgages | Jul 2025 Sale Jun 2018 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | SHIR M:0016 B:000C L:00018 |
| Primary APN | SHIR M:0016 B:000C L:00018 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 8.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 26 Rooms |
| Units | 8 Units |
| Stories | 2 Stories |
| Building Area | 4,964 sqft Living Area |
| Gross Area | 6,811 sqft |
| Basement Area | 1,330 sqft |
| Unfinished Basement | 1,330 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 15,682 sqft (0.36 acres) |
| Garage Type | Detached |
| Heating Fuel | Electric |
|---|
| Street Address | 21 MILL ST |
|---|---|
| City | SHIRLEY |
| State | MA |
| Zip | 01464-2865 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | R3 |
| Legal Block | C |
| Legal Lot Number | 18 |
| Jurisdiction | SHIRLEY MA |
| Township / Civil Division | SHIRLEY |
| Census Block Group | 2 |
| Census Block | 2028 |
| 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.
21 Mill St, a residential property, is owned by a company that bought it in July 2025.
Source: Middlesex County and Shirley Town records, as of October 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 11 MULBERRY CIR, AYER, MA 01432-1556 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Jul 1, 2025 | Quit Claim Deed, Transfer |
| Jun 8, 2018 | Deed of Trust, Mortgage · Commercial Mortgage CAPE ANN SAVINGS BANK |
| Jun 30, 2020 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage MAIN STREET BANK (MA) |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 1, 2025 · Amount on File |
| Deed Sale | Jul 1, 2025 · Amount on File |
| Prior Sale | Jun 30, 2020 · Amount on File |
| Deed Book / Page | 84307 / 326 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SHIRLEY MA |
| Recording Date | Jul 1, 2025 |
| Property Address | 21 MILL ST, SHIRLEY, MA 01464-2865 |
| Document Number | 084307-326 |
| Book / Page | 84307 / 326 |
| Instrument Date | Jul 1, 2025 |
| Instrument | 76331 |
| Transaction Type | Transfer |
| Record Updated | Nov 19, 2025 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 11 MULBERRY CIR, AYER, MA 01432-1556 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SHIRLEY MA |
| Property Address | 21 MILL ST, SHIRLEY, MA 01464-2865 |
| Transaction Type | Mortgage |
| Record Updated | Jun 24, 2022 |
| Name | Verified Name |
|---|
| Document Number | 071129-230 |
|---|---|
| Date | Jun 8, 2018 |
| Book Page | 71129/230 |
| Instrument | 82114 |
| Name | CAPE ANN SAVINGS BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SHIRLEY MA |
| Recording Date | Jun 30, 2020 |
| Property Address | 21 MILL ST, SHIRLEY, MA 01464-2865 |
| Document Number | 75014-402 |
| Book / Page | 75014 / 402 |
| Instrument Date | Jun 26, 2020 |
| Instrument | 104331 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21 MILL ST, SHIRLEY, MA 01464-2865 |
| Document Number | 104333 |
|---|---|
| Date | Jun 30, 2020 |
| Instrument | 104333 |
| Name | MAIN STREET BANK (MA) |
|---|
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
The 2026 property tax bill for 21 Mill St was $7,641, down 0.3% from the year before.
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 |
|---|---|---|
| 2026 | $7,641.00 (-0.34%) | $616,700 (+4.33%) Land $149,700 Building $467,000 |
| 2025 | $7,667.00 (+3.4%) | $591,100 (+8.18%) Land $130,500 Building $460,600 |
| 2024 | $7,415.00 (-4.3%) | $546,400 (-) Land $111,300 Building $435,100 |
| 2023 | $7,748.00 | $546,400 Land $111,300 Building $435,100 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21 Mill 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 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.
Wildfire risk around 21 Mill St is low, with 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 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | 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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