Mobile County property record for 509 Delaware St, Mobile, AL 36603
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,740 sqft · built 1975 |
| Lot Size | 1 acres (43,560 sqft) |
| Owner | 2 Individual Names on File |
| Flood Zone | Zone X (moderate risk) |
| APN | R022910380005099 |
| Primary APN | R022910380005099 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,740 sqft Living Area |
| 1st Floor Area | 1,740 sqft |
| Utility Room | Utility Room |
| Flooring | Tile |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1996 |
| Exterior Material | Brick |
| Roof Type | Gable/Hip |
| Roof Material | Asphalt |
| Lot Area | 43,560 sqft (1 acres) |
| Garage Type | Mixed |
| Garage Area | 308 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 40 sqft |
| Deck Area | 240 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | 951633 |
|---|---|
| Street Address | 509 DELAWARE ST |
| City | MOBILE |
| State | AL |
| Zip | 36603-1310 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 BLK 60-D CENTRAL TEXAS ST AREA UNIT 19 MAP 2 MBK 25/13 #SEC 38 T4S R1W #MP29 10 38 0 005 |
| Legal Range | 04S |
| Legal Township | 04S |
| Legal Section | 38 |
| Legal Subdivision | CENTRAL TEXAS TWO |
| Legal Lot Number | 1 |
| Legal Unit | 19 |
| Jurisdiction | MOBILE AL |
| Township / Civil Division | MOBILE |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 1100 |
509 Delaware St is owned and occupied by two individuals.
Source: Mobile County records, as of September 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 509 DELAWARE ST, MOBILE, AL 36603-1310 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Mobile County assessment roll, as of September 15, 2026
| Type | Name |
|---|---|
| State | Alabama |
| County | Mobile County |
| Municipality | Mobile City |
| Unified School District | Mobile County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | Additional exemption filed | $10,440 Land $1,200 Building $9,240 | $104,400 Land $12,000 Building $92,400 |
| 2023 | Additional exemption filed | $10,580 Land $1,450 Building $9,130 | $105,800 Land $14,500 Building $91,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 509 Delaware St in Zone X, an area of moderate flood risk, though there have been 48 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective October 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 16 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 48 (1979–2014) |
| Claims Outside the SFHA | 42 of 48 |
| Most Recent Claim | Apr 2014 · Severe Storms, Tornadoes, Straight-line Winds, And Flooding |
| 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 509 Delaware St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.9% of Alabama |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 MOBILE, BD. OF W&S COMM. OF THE serves 279,000 people · EPA ID AL0001005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2023 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jul 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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.
Source: FCC Broadband Data Collection, based on 323 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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