Coos County and Berlin City property record for 17 Williamson Ave, Berlin, NH 03570
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,831 sqft · built 1947 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $85,000 (Aug 2000) |
| Tax Bill | $5,450 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13700000500000001 |
| Primary APN | 13700000500000001 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,831 sqft Living Area |
| Gross Area | 3,982 sqft |
| Basement Area | 1,136 sqft |
| Unfinished Basement | 436 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,583 sqft (0.22 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 13700000500000001 |
|---|---|
| Street Address | 17 WILLIAMSON AVE |
| City | BERLIN |
| State | NH |
| Zip | 03570-3136 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Block | 5 |
| Jurisdiction | BERLIN CITY NH |
| Township / Civil Division | BERLIN |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 950700 |
Source: Coos County and Berlin City records, as of July 28, 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 Record |
|---|---|
| Mailing Address | 17 WILLIAMSON AVE, BERLIN, NH 03570-3136 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 21, 2000 · Amount on Record |
| Deed Sale | Aug 21, 2000 · Amount on Record |
| Deed Book / Page | 944 / 457 |
| Record Updated | Sep 20, 2026 |
Source: Coos County and Berlin City assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | New Hampshire |
| County | Coos County |
| Municipality | Berlin City |
| Unified School District | Berlin School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,450.00 (+28.48%) | $162,200 (+2.85%) Land $23,700 Building $138,500 | |
| 2023 | $4,242.00 (-1.33%) | $157,700 (-) Land $23,700 Building $134,000 | $284,335 |
| 2022 | $4,299.00 | $157,700 Land $23,700 Building $134,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective February 20, 2013 · 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 Record median of 14 policies |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 2 (2017) |
| Most Recent Claim | Oct 2017 · Severe Storm 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 52% of New Hampshire |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within 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 | BERLIN WATER WORKS serves 9,575 people · EPA ID NH0231010 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2025 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 167 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Fidium Fiber Fiber | 2,000 / 2,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Netafy Fixed Wireless | 500 / 500 |
| T-Mobile Fixed Wireless | 100 / 20 |
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