Washington County property record for 510 S 18th Ave, Cornelius, OR 97113
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,296 sqft · built 1980 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $3,790 (2025) |
| Deeds & Mortgages | Jan 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1S303BC-11200 |
| Primary APN | 1S303BC-11200 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Building Area | 1,296 sqft Living Area |
| Gross Area | 1,924 sqft |
| 1st Floor Area | 1,296 sqft |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Type | Attached |
| Garage Area | 628 sqft |
| Driveway | Concrete Driveway |
| Driveway Area | 640 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 60 sqft |
| Deck Area | 60 sqft |
| Patio Area | 176 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 510 S 18TH AVE |
|---|---|
| City | CORNELIUS |
| State | OR |
| Zip | 97113-6624 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R7 |
| Legal Description | RANCHO VERDE, LOT 40, ACRES 0.18 |
| Legal Range | 03W |
| Legal Township | 01S |
| Legal Section | 03 |
| Legal Subdivision | RANCHO VERDE |
| Legal Lot Number | 40 |
| Jurisdiction | WASHINGTON OR |
| Township / Civil Division | FOREST GROVE-CORNELIUS |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 32904 |
Source: Washington County records, as of May 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 | PO BOX 119, CORNELIUS, OR 97113-0119 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 10, 2003 |
| Transfer Doc | 0000055552 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WASHINGTON OR |
| Property Address | 510 S 18TH AVE, CORNELIUS, OR 97113-6624 |
| Document Number | 0000005821 |
| Instrument Date | Jan 4, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2020 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Address | 510 S 18TH AVE CORNELIUS OR 971136624, CORNELIUS, OR 97113-6624 |
| Document Number | 0000005821 |
|---|---|
| Date | Jan 22, 2020 |
| Instrument | 5821 |
| Name | MR COOPER |
|---|---|
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 21, 2050 |
Source: Washington County assessment roll, as of May 28, 2026
| Type | Name |
|---|---|
| State | Oregon |
| County | Washington County |
| Municipality | Cornelius City |
| Unified School District | Forest Grove School District 15 (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $212,290 (+3%) | $426,440 (-5.45%) Land $242,010 Building $184,430 | |
| 2025 | $3,790.00 (+2.77%) | $206,110 (+3%) | $451,040 (+5.77%) Land $240,000 Building $211,040 |
| 2024 | $3,688.00 (+9.5%) | $200,110 (+3%) | $426,420 (+4.7%) Land $195,600 Building $230,820 |
| 2023 | $3,368.00 (+12.87%) | $194,290 (+3%) | $407,280 (-0.25%) Land $191,250 Building $216,030 |
| 2022 | $2,984.00 | $188,640 | $408,320 Land $166,310 Building $242,010 |
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 | 6 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 | CITY OF CORNELIUS serves 14,490 people · EPA ID OR4100218 |
|---|---|
| Water Source | Purchased surface water from CITY OF HILLSBORO |
| Last State Inspection | Sep 2025 |
| Lead | Under 1 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 540 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Hunter Communications.
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