Okanogan County property record for 104 Cooper St, Riverside, WA 98849
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,092 sqft · built 1921 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,043 (2026) |
| APN | 3526250010 |
| Primary APN | 3526250010 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,092 sqft Living Area |
| Gross Area | 1,794 sqft |
| 1st Floor Area | 1,092 sqft |
| Year Built | Built 1921 |
|---|---|
| Effective Year Built | Effective 1921 |
| Exterior Material | Combination |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Roof Material | Metal |
| Lot Area | 21,780 sqft (0.5 acres) |
| Porch | Enclosed Porch |
|---|---|
| Porch Area | 1,152 sqft |
| Deck Area | Deck Area |
| Patio Area | 126 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Baseboard |
| Heating Fuel | Electric |
| Sewer | Septic |
| Street Address | 104 COOPER ST |
|---|---|
| City | RIVERSIDE |
| State | WA |
| Zip | 98849-9607 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TAX 10 PT LOT 3 (NW SE) |
| Legal Range | 26 |
| Legal Township | 35 |
| Legal Section | 25 |
| Legal Lot Number | 3 |
| Jurisdiction | OKANOGAN WA |
| Township / Civil Division | CONCONULLY-RIVERSIDE |
| Census Block Group | 1 |
| Census Block | 1083 |
| Census Tract | 970500 |
104 Cooper St is owned and occupied by an individual.
Source: Okanogan County records, as of May 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 104 COOPER ST, RIVERSIDE, WA 98849-9607 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 104 Cooper St was $1,043.
Source: Okanogan County assessment roll, as of May 21, 2026
| Type | Name |
|---|---|
| State | Washington |
| County | Okanogan County |
| Municipality | Riverside Town |
| Unified School District | Omak School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,043.00 | $127,900 Land $17,900 Building $110,000 | $127,900 Land $17,900 Building $110,000 |
| 2023 | $124,200 (+21.53%) Land $17,900 Building $106,300 | $124,200 (+21.53%) Land $17,900 Building $106,300 | |
| 2022 | $102,200 Land $17,900 Building $84,300 | $102,200 Land $17,900 Building $84,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 104 Cooper St; there have been 2 flood claims nearby since 2015.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (2015–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Mar 2017 · other causes |
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 104 Cooper St is high, ranking above 81% of the US, with a 0.6% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 81% of the US · above 58% of Washington |
|---|---|
| Wildfire Likelihood | 0.6% 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: EPA Safe Drinking Water Information System, as of September 2026
| Water System | TOWN OF RIVERSIDE serves 429 people · EPA ID WA5372850 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2019–2021) action level 15 ppb |
Listed by EPA as a serious violator for missed monitoring and reporting.
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 30 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 98 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Swift-Stream Internet Fixed Wireless | 40 / 6 |
| AT&T Fixed Wireless | 25 / 3 |
| Okanogan County PUD Fixed Wireless · Fiber in parts of the area | 10 / 1 |
May also be available: T-Mobile.
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