Barnstable County and Barnstable Town City property record for 21 Bates St, Osterville, MA 02655 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,091 sqft · built 1906 |
| Lot Size | 0.67 acres (29,185 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,525,000 (Jul 2014) |
| Tax Bill | $26,682 (2025) |
| Deeds & Mortgages | Sep 2021 Mortgage Sep 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | OSTE M:140 L:143 |
| Primary APN | OSTE M:140 L:143 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 3 Stories |
| Building Area | 3,091 sqft Living Area |
| Gross Area | 4,688 sqft |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1906 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 29,185 sqft (0.67 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 75527 |
|---|---|
| Street Address | 21 BATES ST |
| City | OSTERVILLE |
| State | MA |
| Zip | 02655-1902 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Lot Number | 143 |
| Jurisdiction | BARNSTABLE MA |
| Township / Civil Division | BARNSTABLE TOWN |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 13002 |
Source: Barnstable County and Barnstable Town City records · APN OSTE M:140 L:143
Assessment roll updated May 27, 2026 · Last verified July 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 | 163 LOWELL RD, WELLESLEY HILLS, MA 02481-2719 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 03, 2021 | Deed of Trust, Mortgage · ARM FIRST REPUBLIC BANK |
| Sep 03, 2021 | Deed of Trust, Mortgage · ARM FIRST REPUBLIC BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 25, 2014 · Amount on Record |
| Deed Sale | Jul 25, 2014 · Amount on Record |
| Prior Sale | May 21, 1999 · Amount on Record |
| Deed Book / Page | 28284 / 198 |
| Transfer Doc | 0000045068 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BARNSTABLE MA |
| Property Address | 21 BATES ST, OSTERVILLE, MA 02655-1902 |
| Transaction Type | Mortgage |
| Record Updated | Apr 03, 2026 |
| Name | Verified Name |
|---|---|
| Investor | Possibly a Property Investor |
| Document Number | 034441-314 |
|---|---|
| Date | Sep 03, 2021 |
| Book Page | 34441/314 |
| Instrument | 58266 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.7% |
| Type Change Date | Oct 01, 2031 |
| Index | 1-Year CMT |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BARNSTABLE MA |
| Property Address | 21 BATES ST, OSTERVILLE, MA 02655-1902 |
| Transaction Type | Mortgage |
| Record Updated | Sep 17, 2021 |
| Name | Verified Name |
|---|
| Document Number | 34441-314 |
|---|---|
| Date | Sep 03, 2021 |
| Book Page | 34441/314 |
| Instrument | 58266 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.7% |
| Type Change Date | Oct 01, 2031 |
| Index | 1-Year CMT |
Source: Barnstable County and Barnstable Town City records · Assessment roll updated May 27, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Barnstable County |
| Municipality | Barnstable Town City |
| Unified School District | Barnstable School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $26,682.00 (+17.26%) | $3,298,100 (+13.2%) Land $1,635,100 Building $1,663,000 | $3,023,470 |
| 2024 | $22,754.00 (+22.04%) | $2,913,500 (+30.32%) Land $1,635,100 Building $1,278,400 | |
| 2023 | $18,645.00 | $2,235,600 Land $1,287,200 Building $948,400 |
Source: FEMA National Flood Hazard Layer, Barnstable County (25001C), updated October 1, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Low above 4% of the US · above 8% of Massachusetts |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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