Barnstable County and Barnstable Town City property record for 511 Wianno Ave, Osterville, MA 02655
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5 ba · 5,112 sqft · built 1900 |
| Lot Size | 1.49 acres (64,904 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,100,000 (Oct 1993) |
| Tax Bill | $41,252 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | OSTE M:162 L:004 |
| Primary APN | OSTE M:162 L:004 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 5,112 sqft Living Area |
| Gross Area | 9,554 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 64,904 sqft (1.49 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 89763 |
|---|---|
| Street Address | 511 WIANNO AVE |
| City | OSTERVILLE |
| State | MA |
| Zip | 02655-1924 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RF |
| Legal Lot Number | 4 |
| Jurisdiction | BARNSTABLE MA |
| Township / Civil Division | BARNSTABLE TOWN |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 13002 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Wianno Historic District listed 1987 · 41 contributing resources · NRIS 87000316 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
511 Wianno Ave is owned by a company that acquired it in February 2024.
Source: Barnstable County and Barnstable Town City records, as of July 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 201 MAIN ST, 301, CARBONDALE, CO 81623-2216 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 5, 1993 · Amount on File |
| Deed Sale | Oct 5, 1993 · Amount on File |
| Deed Book / Page | 8815 / 132 |
| Last Transfer Date | Feb 14, 2024 |
| Transfer Doc | 036243-203 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BARNSTABLE MA |
| Recording Date | Feb 29, 2024 |
| Property Address | 511 WIANNO AVE, OSTERVILLE, MA 02655-1924 |
| Document Number | 036243-203 |
| Book / Page | 36243 / 203 |
| Instrument Date | Feb 14, 2024 |
| Instrument | 7692 |
| Transaction Type | Transfer |
| Record Updated | Mar 15, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 201 MAIN ST STE 301, 301, CARBONDALE, CO 81623-2216 |
The 2025 property tax bill for 511 Wianno Ave was $41,252, up 5.3% from the year before.
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 | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $41,252.00 (+5.32%) | $5,099,100 (+1.67%) Land $2,291,600 Building $2,807,500 | $4,904,280 |
| 2024 | $39,170.00 (+5.73%) | $5,015,400 (+12.91%) Land $2,291,600 Building $2,723,800 | |
| 2023 | $37,047.00 | $4,442,100 Land $2,091,200 Building $2,350,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 511 Wianno Ave in Zone X, an area of minimal flood risk, though there have been 14 flood claims nearby since 1990.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File 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.
Wildfire risk around 511 Wianno Ave 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 95% of the US · lower than 90% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 and 4G LTE (outdoors only)
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