617 Williamson Dr, Mount Pleasant, SC 29464 Property Records

Charleston County property record for 617 Williamson Dr, Mount Pleasant, SC 29464

Property Summary

Property Type	Townhouse
Details	3 bd · 2.5 ba · 1,425 sqft · built 1973
Lot Size	0.1 acres (4,356 sqft)
Owner	2 Individual Names on Record
Last Sale	$328,000 (Jul 2019)
Tax Bill	$1,561 (2025)
Deeds & Mortgages	Jul 2019 Sale & Line of Credit Oct 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`517-04-00-081`

Property Details

APN / Parcel Number

Primary APN	`517-04-00-081`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	1,425 sqft Living Area
Gross Area	1,457 sqft
1st Floor Area	700 sqft
Upper Floors Area	725 sqft

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1973
Architectural Style	Townhouse
Exterior Material	Brick Veneer
Foundation Type	Slab (Mat/Raft)
Roof Type	Gable
Roof Material	Asphalt
Lot Area	4,356 sqft (0.1 acres)
Lot Dimensions	100 ft deep x 42 ft wide
Porch	Porch
Porch Area	30 sqft

Utilities, Heating & Cooling

Heating System	Heat Pump

Location & Zoning

Street Address	617 WILLIAMSON DR
City	MOUNT PLEASANT
State	SC
Zip	29464-3567
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	SUBDIVISION NAME -COOPER ESTATES DESCRIPTION -LT 38 BLK L
Legal Subdivision	COOPER ESTATES
Legal Block	L
Legal Lot Number	38
Jurisdiction	CHARLESTON SC
Township / Civil Division	MOUNT PLEASANT
Census Block Group	3
Census Block	3004
Census Tract	4607

Owner

Source: Charleston County records, as of September 23, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	617 WILLIAMSON DR, MOUNT PLEASANT, SC 29464-3567
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 30, 2019	Grant Deed, Transfer · Line of Credit MIDLAND MTG
Oct 18, 2018	Grant Deed, Transfer · Conventional with PMI UNITED WHOLESALE MTG

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 30, 2019 · Amount on Record
Deed Sale	Jul 30, 2019 · Amount on Record
Prior Sale	Oct 18, 2018 · Amount on Record
Deed Book / Page	812 / 260
Record Updated	Oct 29, 2026

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CHARLESTON SC
Recording Date	Jul 30, 2019
Property Address	617 WILLIAMSON DR, MOUNT PLEASANT, SC 29464-3567
Document Number	0812/0260
Book / Page	000812 / 000260
Instrument Date	Jul 19, 2019
Transaction Type	Transfer
Record Updated	Sep 9, 2019
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$328.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	617 WILLIAMSON DR MOUNT PLEASANT SC 294643567, MOUNT PLEASANT, SC 29464-3567

Mortgage

Document Number	812/0261
Date	Jul 30, 2019
Book Page	000812/000261

Lender

Name	MIDLAND MTG
Type	Mortgage Company
Address	COLUMBIA, SC 29201

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Jul 29, 2049

Interest

Rate Type	Adjustable Rate

October 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CHARLESTON SC
Recording Date	Oct 18, 2018
Property Address	617 WILLIAMSON DR, MOUNT PLEASANT, SC 29464-3567
Document Number	0754/0464
Book / Page	000754 / 000464
Instrument Date	Oct 17, 2018
Transaction Type	Transfer
Record Updated	Nov 12, 2018
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$314.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	617 WILLIAMSON DR MOUNT PLEASANT SC 294643567, MOUNT PLEASANT, SC 29464-3567

Mortgage

Document Number	754/0465
Date	Oct 18, 2018
Book Page	000754/000465

Lender

Name	UNITED WHOLESALE MTG
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Oct 17, 2048

Tax Assessment & Valuation

Source: Charleston County assessment roll, as of August 1, 2025

Property Jurisdictions

Type	Name
State	South Carolina
County	Charleston County
Municipality	Mount Pleasant Town
Unified School District	Charleston County School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,561.00 (+11.5%)	$377,200 (+2,775%) Land $127,865 Building $249,335	$519,900 (+58.51%) Land $140,000 Building $379,900
2024	$1,400.00 (+10.41%)	$13,120 (-)
2022	$1,268.00	$13,120	$328,000 (-) Land $111,187 Building $216,813
2020			$328,000 Land $111,187 Building $216,813

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.

Flood

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 minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 177 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	177 in force
Nearby Flood Claims	89 (1982–2025)
Claims Outside the SFHA	36 of 89
Most Recent Claim	Jun 2025 · rainfall accumulation
Claims by Event	Hurricane Matthew, Oct 2016 · 5 claims Severe Storms And Flooding, Oct 2015 · 4 claims Hurricane Hugo, Sep 1989 · 54 claims

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 97% of the US · lower than 99.1% of South Carolina
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 263 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Verizon, WOW Internet, Cable & Phone.

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