Blaine County property record for 421 River Run Dr, Ketchum, ID 83340
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 640 sqft · built 1977 |
| Lot Size | 0.39 acres (16,988 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $5,513 (2025) |
| Deeds & Mortgages | Apr 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | RPK0545000022D |
| Primary APN | RPK0545000022D |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 640 sqft Living Area |
| 1st Floor Area | 640 sqft |
| Attic | Attic |
| Attic Area | 256 sqft |
| Basement Area | 640 sqft |
| Unfinished Basement | 640 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 16,988 sqft (0.39 acres) |
| Street Address | 421 RIVER RUN DR |
|---|---|
| City | KETCHUM |
| State | ID |
| Zip | 83340 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUN VALLEY SUB 1ST ADD LOT 22B |
| Legal Range | 17E |
| Legal Township | 04N |
| Legal Section | 12 |
| Legal Subdivision | SUN VALLEY SUB |
| Legal Lot Number | 22B |
| Jurisdiction | BLAINE ID |
| Township / Civil Division | KETCHUM |
| Census Block Group | 2 |
| Census Block | 2027 |
| Census Tract | 960302 |
421 River Run Dr is held in a trust since April 2019.
Source: Blaine County records, as of March 24, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 9834 NW SILVER RIDGE LOOP, PORTLAND, OR 97229-8452 |
| Owner Type | Individual |
| Vesting | 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 | 2 Names on Deed |
|---|---|
| Last Sale | Apr 30, 2019 |
| Deed Sale | Apr 30, 2019 |
| Deed Document Number | 2019659813 |
| Record Updated | Jun 8, 2026 |
| Document Type | Personal Representative Deed |
|---|---|
| Jurisdiction | BLAINE ID |
| Recording Date | Apr 30, 2019 |
| Property Address | 421 RIVER RUN DR, KETCHUM, ID 83340 |
| Document Number | 0000659813 |
| Map Reference | DOC 658920 |
| Instrument Date | Apr 24, 2019 |
| Instrument | 659813 |
| Transaction Type | Transfer |
| Record Updated | Mar 25, 2022 |
| Title Company | TITLEFACT INC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 9834 NW SILVER RIDGE LOOP, PORTLAND, OR 97229-8452 |
The 2025 property tax bill for 421 River Run Dr was $5,513, up 9.4% from the year before.
Source: Blaine County assessment roll, as of March 24, 2026
| Type | Name |
|---|---|
| State | Idaho |
| County | Blaine County |
| Municipality | Ketchum City |
| Unified School District | Blaine County School District 61 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,513.00 (+9.41%) | $1,609,511 (+9.22%) Land $1,268,936 Building $340,575 | $1,609,511 (+9.22%) Land $1,268,936 Building $340,575 |
| 2024 | $5,039.00 (-3.58%) | $1,473,702 (+1.5%) Land $1,133,127 Building $340,575 | $1,473,702 (+1.5%) Land $1,133,127 Building $340,575 |
| 2023 | $5,226.00 (+11.64%) | $1,451,937 (+21.97%) Land $1,133,127 Building $318,810 | $1,451,937 (+21.97%) Land $1,133,127 Building $318,810 |
| 2022 | $4,681.00 | $1,190,446 Land $871,636 Building $318,810 | $1,190,446 Land $871,636 Building $318,810 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 421 River Run Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 15, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 42 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 42 in force |
| Nearby Flood Claims | 13 (2006–2023) |
| Claims Outside the SFHA | 8 of 13 |
| Most Recent Claim | May 2023 · tidal / storm surge |
| Claims by Event |
|
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 421 River Run Dr is high, ranking above 73% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 73% of the US · lower than 71% of Idaho |
|---|---|
| Wildfire Likelihood | 0.2% 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 | CITY OF KETCHUM serves 3,555 people · EPA ID ID5070028 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2021 |
| Lead | 9 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 3 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 255 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: CenturyLink.
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