Charleston County property record for 1503 Heron Ave, Mount Pleasant, SC 29464
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,034 sqft · built 1968 |
| Lot Size | 0.53 acres (23,087 sqft) |
| Owner | Individual Name on File |
| Last Sale | $285,000 (May 2005) |
| Tax Bill | $1,673 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 560-12-00-009 |
| Primary APN | 560-12-00-009 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 2,034 sqft Living Area |
| Gross Area | 2,202 sqft |
| 1st Floor Area | 2,034 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1968 |
|---|---|
| Effective Year Built | Effective 1968 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 23,087 sqft (0.53 acres) |
| Lot Dimensions | 238 ft deep x 97 ft wide |
| Porch | Slab |
|---|---|
| Porch Area | 300 sqft |
| Deck Area | 90 sqft |
| Patio Area | 276 sqft |
| Shed | 1 Shed |
| Shed Area | 570 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Heat Pump |
|---|
| Street Address | 1503 HERON AVE |
|---|---|
| City | MOUNT PLEASANT |
| State | SC |
| Zip | 29464-3905 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUBDIVISION NAME -CASSINO HEIGHTS DESCRIPTION -LT 31 |
| Legal Subdivision | CASSINO HEIGHTS |
| Legal Lot Number | 31 |
| Jurisdiction | CHARLESTON SC |
| Township / Civil Division | MOUNT PLEASANT |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 4620 |
1503 Heron Ave is owned and occupied by an individual who bought it in May 2005.
Source: Charleston County records, as of September 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1503 HERON AVE, MOUNT PLEASANT, SC 29464-3905 |
| 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 | May 4, 2005 · Amount on File |
| Deed Sale | May 4, 2005 · Amount on File |
| Deed Book / Page | 535 / 135 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1503 Heron Ave was $1,673, up 11.6% from the year before.
Source: Charleston County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | South Carolina |
| County | Charleston County |
| Municipality | Mount Pleasant Town |
| Unified School District | Charleston County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,673.00 (+11.61%) | $408,784 (+2,774.71%) Land $195,850 Building $212,934 | $837,800 Land $509,400 Building $328,400 |
| 2024 | $1,499.00 | $14,220 | |
| 2022 | $1,361.00 | $14,220 | $500,100 Land $239,600 Building $260,500 |
| 2020 | $500,100 Land $239,600 Building $260,500 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 1503 Heron Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 9, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 12.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 304 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 304 in force |
| Nearby Flood Claims | 7 (1989–2017) |
| Most Recent Claim | Sep 2017 · Hurricane Irma |
| 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 1503 Heron Ave is moderate, ranking above 64% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 64% of the US · above 85% of South Carolina |
|---|---|
| Wildfire Likelihood | 0.2% 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 | MT PLEASANT WATERWORKS serves 91,500 people · EPA ID SC1010002 |
|---|---|
| Water Source | Purchased surface water from CHARLESTON WATER SYSTEM |
| Last State Inspection | Dec 2022 |
| 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.
Source: FCC Broadband Data Collection, based on 176 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| WOW Internet, Cable & Phone Cable | 1,200 / 50 |
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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