Charleston County property record for 20 State St, Charleston, SC 29401
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 2,525 sqft · built 1840 |
| Lot Size | 0.05 acres (2,178 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $925,000 (Oct 2010) |
| Tax Bill | $5,660 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 458-09-01-014 |
| Primary APN | 458-09-01-014 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Stories | 2 Stories |
| Building Area | 2,525 sqft Living Area |
| 1st Floor Area | 1,364 sqft |
| Upper Floors Area | 1,161 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1840 |
|---|---|
| Effective Year Built | Effective 1840 |
| Exterior Material | Wood Siding |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Flat |
| Roof Material | Galvanized Metal |
| Lot Area | 2,178 sqft (0.05 acres) |
| Lot Dimensions | 67 ft deep x 31 ft wide |
| Porch | Slab |
|---|---|
| Porch Area | 235 sqft |
| Deck Area | 32 sqft |
| Patio Area | 32 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 20 STATE ST |
|---|---|
| City | CHARLESTON |
| State | SC |
| Zip | 29401-2815 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | DESCRIPTION -20 STATE AND UNITY ALLEY |
| Jurisdiction | CHARLESTON SC |
| Township / Civil Division | CHARLESTON CENTRAL |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 200 |
20 State St is owned and occupied by two individuals who bought it in October 2010.
Source: Charleston County records, as of September 23, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20 STATE ST, CHARLESTON, SC 29401-2815 |
| 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 | Oct 19, 2010 · Amount on File |
| Deed Sale | Oct 19, 2010 · Amount on File |
| Prior Sale | Jun 1, 2004 · Amount on File |
| Deed Book / Page | 149 / 964 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 20 State St was $5,660, up 9.8% 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 | $5,660.00 (+9.84%) | $1,223,312 (+2,916.8%) Land $856,700 Building $366,612 | $2,029,600 Land $856,700 Building $1,172,900 |
| 2024 | $5,153.00 | $40,550 | |
| 2022 | $4,849.00 | $40,550 | $1,308,500 Land $944,300 Building $364,200 |
| 2020 | $1,308,500 Land $944,300 Building $364,200 |
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 20 State St in Zone X, an area of moderate flood risk, within 500 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 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 185 individual policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 293 units insured incl. 108 condo units |
| Nearby Flood Claims | 145 (1979–2024) |
| Claims Outside the SFHA | 21 of 145 |
| Most Recent Claim | Aug 2024 · Hurricane Debby |
| 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 20 State 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 342 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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