Ringgold County property record for 509 Washington St, Diagonal, IA 50845
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 952 sqft · built 1947 |
| Lot Size | 0.32 acres (14,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $65,000 (Apr 2020) |
| Tax Bill | $894 (2025) |
| Deeds & Mortgages | Apr 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 001921 |
| Primary APN | 001921 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 952 sqft Base Area |
| 1st Floor Area | 952 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 14,000 sqft (0.32 acres) |
| Lot Dimensions | 140 ft deep x 100 ft wide |
| Garage Type | Attached |
| Garage Area | 705 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 509 WASHINGTON ST |
|---|---|
| City | DIAGONAL |
| State | IA |
| Zip | 50845-1054 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 17 & 18 BLOCK 2 O P |
| Legal Subdivision | DIAGONAL |
| Legal Block | 2 |
| Legal Lot Number | 17,18 |
| Jurisdiction | RINGGOLD IA |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 2 |
| Census Block | 2195 |
| Census Tract | 950100 |
509 Washington St is owned by two individuals who bought it in April 2020.
Source: Ringgold County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 600 JEFFERSON ST, DIAGONAL, IA 50845-1012 |
| 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 | 2 Names on Deed |
|---|---|
| Last Sale | Apr 8, 2020 · Amount on File |
| Deed Sale | Apr 8, 2020 · Amount on File |
| Prior Sale | Jun 14, 2016 · Amount on File |
| Deed Document Number | 2020402 |
| Deed Book / Page | 497 / 181 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | RINGGOLD IA |
| Recording Date | Apr 8, 2020 |
| Property Address | 509 WASHINGTON ST, DIAGONAL, IA 50845-1054 |
| Document Number | 497/181 |
| Book / Page | 497 / 181 |
| Instrument Date | Apr 8, 2020 |
| Instrument | 402 |
| Transaction Type | Transfer |
| Record Updated | Nov 11, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 509 WASHINGTON ST, DIAGONAL, IA 50845-1054 |
The 2025 property tax bill for 509 Washington St was $894, down 12.5% from the year before.
Source: Ringgold County assessment roll, as of September 30, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Ringgold County |
| Municipality | Diagonal City |
| Unified School District | Diagonal Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $894.00 (-12.52%) | $49,680 Land $5,100 Building $44,580 | $49,680 Land $5,100 Building $44,580 |
| 2024 | $1,022.00 | ||
| 2023 | $51,327 (+17.9%) Land $5,100 Building $46,227 | $51,327 Land $5,100 Building $46,227 | |
| 2022 | $998.00 | $43,535 Land $5,100 Building $38,435 | |
| 2021 | $43,535 Land $5,100 Building $38,435 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 509 Washington St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 17, 2017
| 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.
Wildfire risk around 509 Washington St is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 71% of Iowa |
|---|---|
| Wildfire Likelihood | 0.02% 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 | DIAGONAL WATER DEPARTMENT serves 338 people · EPA ID IA8018040 |
|---|---|
| Water Source | Purchased surface water from SIRWA #2 (CRESTON) |
| Last State Inspection | Feb 2025 |
| Lead | 2 ppb (2020–2022) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 9 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 133 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Nextlink Fixed Wireless | 1,000 / 1,000 |
| Windstream DSL | 200 / 20 |
| Lockridge Networks Fixed Wireless | 100 / 20 |
4G LTE only, no 5G reported
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