Washington County property record for 31350 SW Simpson Rd, Cornelius, OR 97113
| Property Type | Farm - Irrigated or Dry |
|---|---|
| Details | 3 bd · 2 ba · 2,448 sqft · built 1986 |
| Lot Size | 18.8 acres (819,799 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,266 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1S32400-00800 |
| Primary APN | 1S32400-00800 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 9 Plumbing Fixtures |
| Building Area | 2,448 sqft Gross Area |
| 1st Floor Area | 1,920 sqft |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1990 |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 819,799 sqft |
| Garage Type | Attached |
| Garage Area | 528 sqft |
| Driveway | Concrete Driveway |
| Driveway Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
|---|---|
| Porch Area | 72 sqft |
| Patio Area | 256 sqft |
| Shed | 1 Shed |
| Shed Area | 1,152 sqft |
| Lean-To | 288 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Heat Pump |
| Street Address | 31350 SW SIMPSON RD |
|---|---|
| City | CORNELIUS |
| State | OR |
| Zip | 97113-6201 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > Farm - Irrigated or Dry |
| Local Zoning Code | EFU |
| Legal Description | ACRES 18.82, POTENTIAL ADDL TAX LIABILITY |
| Legal Range | 03W |
| Legal Township | 01S |
| Legal Section | 24 |
| Legal Subdivision | 2 WEST VALLEY |
| Jurisdiction | WASHINGTON OR |
| Township / Civil Division | CHEHALEM MOUNTAINS |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 33000 |
31350 SW Simpson Rd, an agricultural property, is held in a trust since June 2015.
Source: Washington County records, as of May 28, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 31350 SW SIMPSON RD, CORNELIUS, OR 97113-6201 |
| Owner Type | Company |
| Vesting | Trust, Personal Trust |
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 Transfer Date | Jun 24, 2015 |
| Transfer Doc | 0000061426 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 31350 SW Simpson Rd was $3,266, up 1.2% from the year before.
Source: Washington County assessment roll, as of May 28, 2026
| Type | Name |
|---|---|
| State | Oregon |
| County | Washington County |
| Unified School District | Hillsboro School District 1J (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $263,430 (+2.95%) | $267,010 (-68.35%) Building $267,010 | |
| 2025 | $3,266.00 (+1.24%) | $255,890 (+2.95%) | $843,710 (-0.84%) Land $570,620 Building $273,090 |
| 2024 | $3,226.00 (+2.84%) | $248,560 (+2.94%) | $850,900 (-0.16%) Land $545,620 Building $305,280 |
| 2023 | $3,137.00 (+2.58%) | $241,450 (+2.95%) | $852,230 (+3.08%) Land $545,620 Building $306,610 |
| 2022 | $3,058.00 | $234,540 | $826,770 Land $545,620 Building $281,150 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 31350 SW Simpson Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 14, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 31350 SW Simpson Rd 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 94% of the US · lower than 98.5% of Oregon |
|---|---|
| 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 | SOUTH HILLS WATER SYSTEM private · serves 250 people · EPA ID OR4100306 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| Lead | Under 1 ppb (2023–2025) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 7 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Upward Access Fixed Wireless | 25 / 12 |
| T-Mobile Fixed Wireless | 25 / 3 |
May also be available: Verizon, Whiz to Coho, Xfinity.
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