St. Tammany Parish property record for 518 Marigny Ave, Mandeville, LA 70448
| Property Type | Single Family Home |
|---|---|
| Details | 1,500 sqft · built 1980 |
| Owner | Individual Name on File |
| Last Sale | $3,011,391 |
| Tax Bill | $293 (2025) |
| APN | 114-029-4721 |
| Primary APN | 114-029-4721 |
|---|---|
| Alternative APN |
|
| Building Area | 1,500 sqft Living Area |
|---|
| Year Built | Built 1980 |
|---|---|
| Garage Type | Carport |
| Carport | Carport |
| Carport Area | 1,500 sqft |
| Parking Spaces | 5 Parking Spaces |
| Storage Building | 360 sqft |
| Old Parcel Number | 114-029-4721 |
|---|---|
| Street Address | 518 MARIGNY AVE |
| City | MANDEVILLE |
| State | LA |
| Zip | 70448-5240 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 AND 4 FT OF LOT 8 SQ 20 CITY OF MANDEVILLE CB 1526 499 CB 1518 756 |
| Legal Subdivision | MONROE ST (TAX DIST 14) |
| Legal Lot Number | 4,7 |
| Jurisdiction | SAINT TAMMANY LA |
| Township / Civil Division | 10 |
| Census Block Group | 2 |
| Census Block | 2047 |
| Census Tract | 41301 |
518 Marigny Ave is owned and occupied by an individual.
Source: St. Tammany Parish records, as of February 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 518 MARIGNY AVE, MANDEVILLE, LA 70448-5240 |
| 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 |
|---|---|
| Last Sale | Amount on File |
| Deed Sale | Amount on File |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 518 Marigny Ave was $293 with a homeowner's exemption, down 2.7% from the year before.
Source: St. Tammany Parish assessment roll, as of October 15, 2025
| Type | Name |
|---|---|
| State | Louisiana |
| County | St. Tammany Parish |
| Municipality | Mandeville City |
| Unified School District | St. Tammany Parish School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $293.00 (-2.66%) Homeowner's exemption | $9,328 (-) Land $3,800 Building $5,528 | $93,280 (-) Land $38,000 Building $55,280 |
| 2024 | $301.00 (-6.52%) Homeowner's exemption | $9,328 (-) Land $3,800 Building $5,528 | $93,280 (-) Land $38,000 Building $55,280 |
| 2023 | $322.00 Homeowner's exemption | $9,328 (-) Land $3,800 Building $5,528 | $93,280 (+3.32%) Land $38,000 Building $55,280 |
| 2022 | $322.00 Homeowner's exemption | $9,328 Land $3,800 Building $5,528 | $90,280 Land $35,000 Building $55,280 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA has no flood map on file for 518 Marigny Ave; there have been 31 flood claims nearby since 1995.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Flood Insurance Cost | Premium on File median of 284 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 335 units insured incl. 51 condo units |
| Nearby Flood Claims | 31 (1995–2024) |
| Claims Outside the SFHA | 1 of 31 |
| Most Recent Claim | Sep 2024 · Hurricane Francine |
| 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 518 Marigny Ave 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 64% of the US · above 55% of Louisiana |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | None beyond 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 | CITY OF MANDEVILLE WATER SUPPLY serves 13,000 people · EPA ID LA1103023 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2025 |
| Lead | 1 ppb (2024–2026) 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 378 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Fiber | 5,120 / 5,120 |
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: REV.
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