Washington County property record for 9155 SW 310th Ave, Cornelius, OR 97113
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1,596 sqft · built 1979 |
| Lot Size | 0.4 acres (17,424 sqft) |
| Owner | 2 Owner Names on File |
| Last Sale | $145,000 (Nov 2014) |
| Tax Bill | $1,134 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1S325DB-00503 |
| Primary APN | 1S325DB-00503 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Building Area | 1,596 sqft Living Area |
| Year Built | Built 1979 |
|---|---|
| Exterior Material | Wood |
| Lot Area | 17,424 sqft (0.4 acres) |
| Shed | 1 Shed |
| Shed Area | 144 sqft |
| Total Buildings | 2 Buildings |
| Account Number | R435318 |
|---|---|
| Old Parcel Number | R435318 |
| Street Address | 9155 SW 310TH AVE |
| City | CORNELIUS |
| State | OR |
| Zip | 97113-6267 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AF-5 |
| Legal Description | ACRES 0.40 |
| Legal Range | 03W |
| Legal Township | 01S |
| Legal Section | 25 |
| Legal Quarter | SE |
| Quarter-Quarter Section | NW |
| Legal Subdivision | MFD STRUCT SERIAL AB4SC7500R |
| Jurisdiction | WASHINGTON OR |
| Township / Civil Division | CHEHALEM MOUNTAINS |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 33000 |
The current owner of 9155 SW 310th Ave bought it in November 2014.
Source: Washington County records, as of February 27, 2026
| Owner of Record | 2 Owner Names on File |
|---|---|
| Mailing Address | 6130 SW RIVER RD, HILLSBORO, OR 97123-9133 |
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 | Nov 5, 2014 · Amount on File |
| Deed Sale | Nov 5, 2014 · Amount on File |
| Deed Document Number | 2014-070665 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 9155 SW 310th Ave was $1,134, up 1.3% from the year before.
Source: Washington County assessment roll, as of September 30, 2025
| Type | Name |
|---|---|
| State | Oregon |
| County | Washington County |
| Unified School District | Hillsboro School District 1J (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,134.00 (+1.25%) | $88,870 (+2.99%) | $246,130 (+2.64%) Land $226,190 Building $19,940 |
| 2024 | $1,120.00 (+2.94%) | $86,290 (+3%) | $239,800 (-0.73%) Land $226,220 Building $13,580 |
| 2023 | $1,088.00 (+2.64%) | $83,780 (+3%) | $241,570 (+6.18%) Land $219,450 Building $22,120 |
| 2022 | $1,060.00 | $81,340 | $227,520 Land $209,000 Building $18,520 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 9155 SW 310th Ave 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 9155 SW 310th Ave 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 · lower than 93% of Oregon |
|---|---|
| Wildfire Likelihood | 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 | 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 53 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Hunter Communications.
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