Barnstable County and Barnstable Town City property record for 421 Wianno Ave, Osterville, MA 02655
| Property Type | Religious, Church, Worship (Synagogue, Temple, Parsonage) |
|---|---|
| Details | 3 bd · 3 ba · 7,283 sqft · built 1900 |
| Lot Size | 1.36 acres (59,242 sqft) |
| Owner | Individual Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | OSTE M:140 L:171 |
| Primary APN | OSTE M:140 L:171 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Stories | 1 Story |
| Building Area | 7,283 sqft Total Area |
| Gross Area | 14,227 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 59,242 sqft (1.36 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Account Number | 75849 |
|---|---|
| Street Address | 421 WIANNO AVE |
| City | OSTERVILLE |
| State | MA |
| Zip | 02655-1918 |
| Property Category | Other |
| Property Type | Other > Religious, Church, Worship (Synagogue, Temple, Parsonage) |
| Legal Lot Number | 171 |
| Jurisdiction | BARNSTABLE MA |
| Township / Civil Division | BARNSTABLE TOWN |
| Census Block Group | 2 |
| Census Block | 2021 |
| Census Tract | 13002 |
Source: Barnstable County and Barnstable Town City records, as of May 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 421 WIANNO AVE, OSTERVILLE, MA 02655-1918 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Barnstable County and Barnstable Town City assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Barnstable County |
| Municipality | Barnstable Town City |
| Unified School District | Barnstable School District (PK - 12) |
| Year | Assessed Value |
|---|---|
| 2025 | $7,317,100 (+3.56%) Land $4,353,400 Building $2,963,700 |
| 2024 | $7,065,400 Land $4,353,400 Building $2,712,000 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 1, 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 |
| Flood Insurance Cost | Premium on Record median of 44 policies |
| Nearby Flood Policies | 44 in force |
| Nearby Flood Claims | 14 (1990–2026) |
| Claims Outside the SFHA | 9 of 14 |
| Most Recent Claim | Feb 2026 · other causes |
| 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 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.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CENTERVILLE OSTERVILLE MARSTONS MILLS WD serves 50,000 people · EPA ID MA4020002 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2025 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 31 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 136 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
5G (outdoors only) and 4G LTE
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