Charleston County property record for 99 Alexander St, Charleston, SC 29403
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,588 sqft · built 1890 |
| Lot Size | 0.19 acres (8,276 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $600,000 (Jan 2016) |
| Tax Bill | $14,624 (2025) |
| Deeds & Mortgages | Mar 2023 Transfer May 2022 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 459-13-01-093 |
| Primary APN | 459-13-01-093 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,588 sqft Total Area |
| 1st Floor Area | 794 sqft |
| Upper Floors Area | 794 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Duplex Single |
| Exterior Material | Wood Siding |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 8,276 sqft (0.19 acres) |
| Lot Dimensions | 151 ft deep x 40 ft wide |
| Terrain | High |
| Porch | Slab |
| Porch Area | 540 sqft |
| Heating System | Heat Pump |
|---|
| Street Address | 99 ALEXANDER ST |
|---|---|
| City | CHARLESTON |
| State | SC |
| Zip | 29403-6321 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | MAPPLATB S19 MAPPLATP 0040 LOT 1A |
| Legal Subdivision | ALEXANDER REAR |
| Legal Lot Number | 1A |
| Jurisdiction | CHARLESTON SC |
| Township / Civil Division | CHARLESTON CENTRAL |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 5100 |
99 Alexander St, a duplex, is held in a trust since January 2016.
Source: Charleston County records, as of September 23, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 99 1/2 ALEXANDER ST, CHARLESTON, SC 29403-6321 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 14, 2023 | Intrafamily Transfer, Transfer |
| May 24, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 25, 2016 · Amount on File |
| Deed Sale | Jan 25, 2016 · Amount on File |
| Prior Sale | Aug 24, 2010 · Amount on File |
| Deed Book / Page | 530 / 625 |
| Prior Transfer Date | Oct 14, 2011 |
| Prior Transfer Doc | 0002130962 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CHARLESTON SC |
| Recording Date | Mar 14, 2023 |
| Property Address | 99 ALEXANDER ST, CHARLESTON, SC 29403-6616 |
| Document Number | 0011680375 |
| Book / Page | 1168 / 375 |
| Map Reference | MB S19 PG 0040 |
| Instrument Date | Mar 13, 2023 |
| Transaction Type | Transfer |
| Record Updated | Jun 13, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 991 2 ALEXANDER STREET, CHARLESTON, SC 29403 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CHARLESTON SC |
| Recording Date | May 24, 2022 |
| Property Address | 99 ALEXANDER ST, CHARLESTON, SC 29403-6616 |
| Document Number | 0011110572 |
| Book / Page | 1111 / 572 |
| Map Reference | MB S19 PG 40 |
| Instrument Date | May 18, 2022 |
| Transaction Type | Transfer |
| Record Updated | Aug 30, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 99 ALEXANDER ST, CHARLESTON, SC 29403-6616 |
The 2025 property tax bill for 99 Alexander St was $14,624, up 10.6% from the year before.
Source: Charleston County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | South Carolina |
| County | Charleston County |
| Municipality | Charleston City |
| Unified School District | Charleston County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $14,624.00 (+10.64%) | $879,175 (+1,816.67%) Land $277,725 Building $601,450 | $1,305,000 Land $601,700 Building $703,300 |
| 2024 | $13,218.00 | $45,870 | |
| 2022 | $12,252.00 | $45,870 | $764,500 Land $241,500 Building $523,000 |
| 2020 | $764,500 Land $241,500 Building $523,000 |
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 99 Alexander St in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 9, 2026 · 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 |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 292 individual policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 967 units insured incl. 675 condo units |
| Nearby Flood Claims | 55 (1982–2023) |
| Claims Outside the SFHA | 2 of 55 |
| Most Recent Claim | Dec 2023 · alluvial fan 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.
The area around 99 Alexander St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CHARLESTON WATER SYSTEM serves 278,771 people · EPA ID SC1010001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2024 |
| Lead | 4 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jul 2025 |
| 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 501 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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