Grafton County and Thornton Town property record for 586 Mill Brook Rd, Thornton, NH 03285
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,100 sqft · built 1966 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $308,000 (Sep 2024) |
| Tax Bill | $3,351 (2025) |
| Deeds & Mortgages | Aug 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | THOR M:220 L:027 S:0 U:0 |
| Primary APN | THOR M:220 L:027 S:0 U:0 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,100 sqft Living Area |
| Gross Area | 1,456 sqft |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 21,780 sqft (0.5 acres) |
| View / Lot | Waterfront |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Street Address | 586 MILL BROOK RD |
|---|---|
| City | THORNTON |
| State | NH |
| Zip | 03285-6348 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RURAL |
| Legal Lot Number | 27 S:0 |
| Jurisdiction | THORNTON TOWN NH |
| Township / Civil Division | THORNTON |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 960401 |
586 Mill Brook Rd is owned by two individuals who bought it in September 2024.
Source: Grafton County and Thornton Town records, as of July 28, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 289 HOPE ST, BRISTOL, RI 02809-2016 |
| Owner Type | Individual |
| Vesting | Joint Tenants with Right of Survivorship |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Sep 4, 2024 · Amount on File |
| Deed Sale | Sep 4, 2024 · Amount on File |
| Deed Document Number | 202424009346 |
| Deed Book / Page | 4888 / 778 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | THORNTON TOWN NH |
| Property Address | 586 MILL BROOK RD, THORNTON, NH 03285-6348 |
| Transaction Type | Mortgage |
| Record Updated | Mar 17, 2023 |
| Name | Verified Name |
|---|
| Document Number | 004749-814 |
|---|---|
| Date | Aug 11, 2022 |
| Book Page | 4749/814 |
| Instrument | 22010942 |
| Name | TD BANK NA |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2052 |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 586 Mill Brook Rd was $3,351.
Source: Grafton County and Thornton Town assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | New Hampshire |
| County | Grafton County |
| County Subdivision | Thornton Town |
| Elementary School District | Thornton School District (KG - 08) |
| Secondary School District | Pemi-Baker Regional School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,351.00 | $285,400 Land $100,600 Building $184,800 | |
| 2023 | $3,463.00 (+4.18%) | $166,800 (+0.42%) Land $61,200 Building $105,600 | $283,005 |
| 2022 | $3,324.00 | $166,100 Land $61,200 Building $104,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 586 Mill Brook Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective February 7, 2024 · 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 |
| Nearby Flood Policies | 1 in force |
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 586 Mill Brook Rd 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 52% of New Hampshire |
|---|---|
| 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: FCC Broadband Data Collection, based on 17 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| NH Broadband Fiber | 2,000 / 2,000 |
4G LTE (outdoors only), no 5G reported
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