Mitchell County property record for 503 Walnut St, Osage, IA 50461
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,523 sqft · built 1891 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,284 (2025) |
| Deeds & Mortgages | Aug 2017 Mortgage Dec 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1023480005 |
| Primary APN | 1023480005 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,523 sqft Living Area |
| 1st Floor Area | 896 sqft |
| Basement Area | 896 sqft |
| Unfinished Basement | 896 sqft |
| Game Room | Game Room |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1891 |
|---|---|
| Effective Year Built | Effective 1891 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 8,712 sqft (0.2 acres) |
| Lot Dimensions | 132 ft deep x 66 ft wide |
| Garage Type | Detached |
| Garage Area | 396 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
|---|---|
| Porch Area | 44 sqft |
| Deck Area | 144 sqft |
| Patio Area | 60 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Water Source | Commercial |
| Street Address | 503 WALNUT ST |
|---|---|
| City | OSAGE |
| State | IA |
| Zip | 50461-1225 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 BLK 86 |
| Legal Block | 86 |
| Legal Lot Number | 7 |
| Jurisdiction | MITCHELL IA |
| Township / Civil Division | OSAGE |
| Census Block Group | 4 |
| Census Block | 4023 |
| Census Tract | 560300 |
503 Walnut St is owned and occupied by two individuals.
Source: Mitchell County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 503 WALNUT ST, OSAGE, IA 50461-1225 |
| 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.
| Date | Document |
|---|---|
| Aug 4, 2017 | Deed of Trust, Mortgage · Conventional Mortgage CUSB BANK |
| Dec 11, 2018 | Deed of Trust, Mortgage · Balloon Mortgage CUSB BANK |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MITCHELL IA |
| Property Address | 503 WALNUT ST, OSAGE, IA 50461-1225 |
| Transaction Type | Mortgage |
| Record Updated | Apr 22, 2021 |
| Name | Verified Name |
|---|
| Document Number | 2017/1356 |
|---|---|
| Date | Aug 4, 2017 |
| Book Page | 2017/1356 |
| Instrument | 2017-1356 |
| Name | CUSB BANK |
|---|---|
| Type | Bank |
| Address | CRESCO, IA 52136 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MITCHELL IA |
| Property Address | 503 WALNUT ST, OSAGE, IA 50461-1225 |
| Transaction Type | Mortgage |
| Record Updated | Apr 22, 2021 |
| Name | Verified Name |
|---|
| Document Number | 2018/2541 |
|---|---|
| Date | Dec 11, 2018 |
| Book Page | 2018/2541 |
| Instrument | 2541 |
| Name | CUSB BANK |
|---|
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2049 |
The 2025 property tax bill for 503 Walnut St was $1,284 with a homeowner's exemption, up 2.4% from the year before.
Source: Mitchell County assessment roll, as of October 21, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Mitchell County |
| Municipality | Osage City |
| Unified School District | Osage Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,284.00 (+2.39%) Homeowner's exemption | $91,890 Land $11,550 Building $80,340 | $91,890 Land $11,550 Building $80,340 |
| 2024 | $1,254.00 | ||
| 2023 | $85,630 (+27.56%) Land $11,550 Building $74,080 | $85,630 Land $11,550 Building $74,080 | |
| 2022 | $1,100.00 Homeowner's exemption | $67,130 Land $11,550 Building $55,580 | |
| 2021 | $67,130 Land $11,550 Building $55,580 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 503 Walnut St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective June 4, 2020
| 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.
The area around 503 Walnut St has no burnable land within ember reach, so its wildfire risk is not rated.
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 | OSAGE MUNICIPAL WATER SUPPLY serves 3,637 people · EPA ID IA6663001 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | 11 ppb (2022–2024) 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 165 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Nextlink Fixed Wireless | 1,000 / 500 |
| Mediacom Xtream Cable | 1,000 / 50 |
| Osage Municipal Utilities Cable | 500 / 50 |
| GigFire Fixed Wireless | 150 / 130 |
| T-Mobile Fixed Wireless | 100 / 20 |
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