St. Landry Parish property record for 510 Walnut St, Washington, LA 70589
| Property Type | Single Family Home |
|---|---|
| Lot Size | 1.12 acres (48,950 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $19 (2025) |
| Flood Zone | Zone A (high risk) |
| APN | 0500116000 |
| Primary APN | 0500116000 |
|---|
| Lot Area | 48,950 sqft |
|---|
| Street Address | 510 WALNUT ST |
|---|---|
| City | WASHINGTON |
| State | LA |
| Zip | 70589 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 1 LOT N BAY ST S WALNUT ST E PRESCOTT AVE W KAVANAUGH ST 613430 (E-21-463) |
| Legal Subdivision | WALNUT ST 5-W |
| Legal Lot Number | N |
| Jurisdiction | ST LANDRY LA |
| Township / Civil Division | 4 |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 960200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Washington Historic District listed 1978 · 203 contributing resources · NRIS 78003114 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
510 Walnut St is owned and occupied by an individual.
Source: St. Landry Parish records, as of May 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 18, WASHINGTON, LA 70589-0018 |
| 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 | Jun 8, 2026 |
The 2025 property tax bill for 510 Walnut St was $19 with a homeowner's exemption.
Source: St. Landry Parish assessment roll, as of May 5, 2026
| Type | Name |
|---|---|
| State | Louisiana |
| County | St. Landry Parish |
| Municipality | Washington Town |
| Unified School District | St. Landry Parish School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $19.00 | $2,910 Land $1,000 Building $1,910 | $29,100 Land $10,000 Building $19,100 |
| 2023 | $19.00 Homeowner's exemption | $2,910 Land $1,000 Building $1,910 | $29,100 Land $10,000 Building $19,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 510 Walnut St in Zone A, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective August 5, 2010 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone A high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required federally backed loans |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 12 (1984–2021) |
| Claims Outside the SFHA | 3 of 12 |
| Most Recent Claim | Aug 2021 · Hurricane Ida |
| 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 510 Walnut St is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · above 50% of Louisiana |
|---|---|
| Wildfire Likelihood | 0.03% 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 WASHINGTON WATER SYSTEM serves 1,713 people · EPA ID LA1097016 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Sanitary survey deficiency not corrected Mar 2022 |
| 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 18 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
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