Washington County property record for 8458 SW 186th Ave, Beaverton, OR 97007
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,042 sqft · built 2009 |
| Lot Size | 0.12 acres (5,227 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $228,000 (Sep 2012) |
| Tax Bill | $7,970 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1S225AA-09500 |
| Primary APN | 1S225AA-09500 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 13 Plumbing Fixtures |
| Building Area | 3,042 sqft Living Area |
| Gross Area | 3,536 sqft |
| 1st Floor Area | 1,440 sqft |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2009 |
|---|---|
| Effective Year Built | Effective 2009 |
| Exterior Material | Wood |
| Construction Type | Wood |
| Foundation Type | Footing |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 5,227 sqft (0.12 acres) |
| Garage Type | Attached |
| Garage Area | 494 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 88 sqft |
| Patio Area | 120 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 8458 SW 186TH AVE |
|---|---|
| City | BEAVERTON |
| State | OR |
| Zip | 97007-6890 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-6 |
| Legal Description | COOPER MOUNTAIN ESTATES, LOT 19, ACRES 0.12 |
| Legal Range | 02W |
| Legal Township | 01S |
| Legal Section | 25 |
| Legal Subdivision | COOPER MOUNTAIN ESTATES |
| Legal Lot Number | 19 |
| Jurisdiction | WASHINGTON OR |
| Township / Civil Division | BEAVERTON-HILLSBORO |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 31804 |
Source: Washington County records, as of May 28, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 8458 SW 186TH AVE, BEAVERTON, OR 97007-6890 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 26, 2012 · Amount on Record |
| Deed Sale | Sep 26, 2012 · Amount on Record |
| Prior Sale | Sep 18, 2009 · Amount on Record |
| Deed Document Number | 201280584 |
| Prior Transfer Date | Sep 25, 2012 |
| Prior Transfer Doc | 0000080584 |
| Record Updated | Oct 29, 2026 |
Source: Washington County assessment roll, as of May 28, 2026
| Type | Name |
|---|---|
| State | Oregon |
| County | Washington County |
| Unified School District | Beaverton School District 48J (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $430,800 (+3%) | $712,090 (+9.74%) Land $281,980 Building $430,110 | |
| 2025 | $7,970.00 (+4.68%) | $418,260 (+3%) | $648,900 (+1.2%) Land $265,420 Building $383,480 |
| 2024 | $7,614.00 (+6.53%) | $406,080 (+3%) | $641,210 (+6.37%) Land $271,970 Building $369,240 |
| 2023 | $7,147.00 (+3.37%) | $394,260 (+3%) | $602,810 (-3.25%) Land $265,060 Building $337,750 |
| 2022 | $6,914.00 | $382,780 | $623,090 Land $294,510 Building $328,580 |
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 April 14, 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 |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 | TUALATIN VALLEY WATER DISTRICT serves 224,600 people · EPA ID OR4100665 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2023 |
| Lead | 5 ppb (2026) 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 436 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ziply Fiber Fiber | 6,000 / 6,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile, Whiz to Coho.
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