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4 William St, Mount Pleasant, SC 29464 Property Records

Charleston County property record for 4 William St, Mount Pleasant, SC 29464 · Last verified April 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.5 ba · 1,633 sqft · built 1962
Lot Size0.18 acres (7,841 sqft)
Owner2 Company Names on File
Last Sale$3,295,000 (Oct 2023)
Tax Bill$47,256 (2025)
Deeds & MortgagesOct 2023 Sale
Feb 2021 Sale
Flood ZoneZone AE (high risk)
APN532-13-00-038

Property Details

APN / Parcel Number

Primary APN532-13-00-038

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Stories1 Story
Building Area1,633 sqft Living Area
1st Floor Area1,633 sqft

Exterior

Year BuiltBuilt 1962
Effective Year BuiltEffective 1962
Architectural StyleRanch
Exterior MaterialBrick Veneer
Roof TypeHip
Roof MaterialAsphalt
Lot Area7,841 sqft (0.18 acres)
Lot Dimensions98 ft deep x 80 ft wide
Garage TypeDetached
Garage Area280 sqft
PorchOpen Porch
Porch Area24 sqft
Total Buildings2 Buildings

Utilities, Heating & Cooling

Heating SystemHeat Pump

Location & Zoning

Street Address4 WILLIAM ST
CityMOUNT PLEASANT
StateSC
Zip29464-5040
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionDESCRIPTION -4 WILLIAM ST LT I BLK 41
Legal SubdivisionREVISED PLAT OF BLOCK 41
Legal Block41
Legal Lot NumberI
JurisdictionCHARLESTON SC
Township / Civil DivisionMOUNT PLEASANT
Census Block Group4
Census Block4041
Census Tract4701

Owner

Source: Charleston County records · APN 532-13-00-038

Assessment roll updated August 1, 2025 · Last verified April 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Company Names on File
Mailing Address400 MAIN ST, 250, LOS ALTOS, CA 94022-2842
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

DateDocument
Oct 23, 2023Deed, Subdivision Related Transfer
Feb 03, 2021Deed, Transfer

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleOct 23, 2023 · Amount on Record
Deed SaleOct 23, 2023 · Amount on Record
Prior SaleFeb 03, 2021 · Amount on Record
Deed Book / Page1209 / 561
Last Transfer DateAug 20, 2024
Transfer Doc0012660926
Record UpdatedJun 08, 2026

October 2023: Deed, Subdivision Related Transfer

Document TypeDeed
JurisdictionCHARLESTON SC
Recording DateOct 23, 2023
Property Address4 WILLIAM ST, MOUNT PLEASANT, SC 29464-5040
Document Number0012090561
Book / Page1209 / 561
Map ReferenceMB H PG 157
Instrument DateOct 16, 2023
Transaction TypeSubdivision Related Transfer
Record UpdatedDec 21, 2023

Transaction

AmountAmount Recorded
Tax$8,567.00
Amount AccuracyVerified / From Affidavit
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address4 WILLIAM ST, MOUNT PLEASANT, SC 29464-5040

February 2021: Deed, Transfer

Document TypeDeed
JurisdictionCHARLESTON SC
Recording DateFeb 03, 2021
Property Address4 WILLIAM ST, MOUNT PLEASANT, SC 29464-5040
Document Number0009570266
Book / Page957 / 266
Map ReferenceM H PG 157
Instrument DateJan 27, 2021
Transaction TypeTransfer
Record UpdatedJul 18, 2023

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyVerified / From Affidavit
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 21696, CHARLESTON, SC 29413-1696

Tax Assessment & Valuation

Source: Charleston County records · Assessment roll updated August 1, 2025 · Last verified April 2026

Property Jurisdictions

TypeName
StateSouth Carolina
CountyCharleston County
MunicipalityMount Pleasant Town
Unified School DistrictCharleston County School District (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$47,256.00 (-1.87%)
2024$48,156.00 (+419.82%)$195,300 (+382.22%)
2022$9,264.00$40,500$675,000 (-79.26%) Land $675,000
2020$3,255,000 Land $1,140,871 Building $2,114,129

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Charleston County (45019C), updated September 9, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 450190047014, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone AE
Special Flood Hazard AreaYes
Flood HazardHigh
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation13.0 ft
Flood Insurance RequirementRequired (federally backed mortgages)
Flood Insurance CostPremium on Record
median of 512 individual NFIP policies nearby
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies646 units insured
134 under condo master policies
Nearby Flood Claims72 (1980–2024)
Claims Outside the SFHA33 of 72
Most Recent ClaimAug 2024, rainfall accumulation, Hurricane Debby
Claims By Storm
  • Hurricane Idalia, Aug 2023 · 4 claims
  • Severe Storms And Flooding, Oct 2015 · 6 claims
  • Hurricane Hugo, Sep 1989 · 21 claims

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 203 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable1,200 / 35
AT&TDSL100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G (outdoors only) and 4G LTE

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