Charleston County property record for 2728 Castnet Rd, Johns Island, SC 29455
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,428 sqft · built 1983 |
| Lot Size | 0.68 acres (29,621 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $405,000 (May 2017) |
| Tax Bill | $1,747 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 259-00-00-076 |
| Primary APN | 259-00-00-076 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 2 Stories |
| Building Area | 1,428 sqft Living Area |
| 1st Floor Area | 884 sqft |
| Upper Floors Area | 544 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Cottage |
| Exterior Material | Wood |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Galvanized Metal |
| Lot Area | 29,621 sqft (0.68 acres) |
| Lot Dimensions | 293 ft deep x 100 ft wide |
| Porch | Slab |
|---|---|
| Porch Area | 302 sqft |
| Shed | 1 Shed |
| Shed Area | 417 sqft |
| Boat Lift | Boat Lift |
| Heating System | Heat Pump |
|---|
| Street Address | 2728 CASTNET RD |
|---|---|
| City | JOHNS ISLAND |
| State | SC |
| Zip | 29455-8026 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUBDIVISION NAME -PT MANSFIELD DESCRIPTION -LOT 2 |
| Legal Subdivision | PT MANSFIELD |
| Legal Lot Number | 2 |
| Jurisdiction | CHARLESTON SC |
| Township / Civil Division | JOHNS ISLAND |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 2103 |
2728 Castnet Rd is owned and occupied by two individuals who acquired it in December 2017.
Source: Charleston County records, as of September 23, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 2728 CASTNET RD, JOHNS ISLAND, SC 29455-8026 |
| 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 |
|---|---|
| Last Sale | May 11, 2017 · Amount on File |
| Deed Sale | May 11, 2017 · Amount on File |
| Prior Sale | Apr 29, 2004 · Amount on File |
| Deed Book / Page | 636 / 892 |
| Last Transfer Date | Dec 24, 2017 |
| Transfer Doc | 0693/0518 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 2728 Castnet Rd was $1,747, up 6.9% from the year before.
Source: Charleston County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | South Carolina |
| County | Charleston County |
| Unified School District | Charleston County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,747.00 (+6.92%) | $458,965 (+2,775.72%) Land $244,800 Building $214,165 | $477,685 Land $254,785 Building $222,900 |
| 2024 | $1,634.00 | $15,960 | |
| 2022 | $1,539.00 | $15,960 | $399,100 Land $200,000 Building $199,100 |
| 2020 | $399,100 Land $200,000 Building $199,100 |
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 2728 Castnet Rd 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 | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 92 policies |
| Community Rating System | Class 2 (40% premium discount) |
| Nearby Flood Policies | 92 in force |
| Nearby Flood Claims | 7 (1989–2017) |
| Most Recent Claim | Oct 2017 · river or lake 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 2728 Castnet Rd is high, ranking above 76% 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 | High above 76% of the US · above 95% of South Carolina |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 17 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| AT&T DSL | 75 / 20 |
| T-Mobile Fixed Wireless | 25 / 3 |
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