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Single Family ResidenceResidential
$3,870,297$1,016 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 86How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $3,695,000 on Nov 5, 2025

66 WARREN ST

CHARLESTON, SC 29403
6
Beds
5 / 2
Baths
3,808 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1852
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$3.9M
$3.3M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,695,000 · Nov 5, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,337 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$86,990 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,990
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,995,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.82 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.82%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCharleston
Lot (acres)The size of the land the home sits on, from county records.0.17
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 165 ft²Shed · 120 ft²Patio · 165 ft²Porch · 638 ft²

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Memminger School Of Global StudiesD-
Elementary · Grades PK–5 · 0.6 mi
M
Simmons-Pinckney Middle SchoolC-
Middle · Grades 6–8 · 0.8 mi
H
Burke High SchoolF
High · Grades 9–12 · 0.8 mi

District: Charleston County School District

Neighborhood · ZIP 29403These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.337

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.77%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.22,498
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,949 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,730
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,723
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

66 Warren St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Among the most valuable homes in Charleston 29403
  • Costs more per square foot than 95% of homes in Charleston 29403
  • Bigger than 97% of homes in Charleston 29403
  • Has a bigger lot than 87% of homes in Charleston 29403
  • Among the oldest homes in Charleston County

What homes are worth in Charleston 29403

Each bar is how many homes fall in that price range. The marker is this home.

This home
$311K$2.5M

This home is worth more than almost all homes in Charleston 29403.

How it measures up in Charleston 29403

The dot is this home. The mark in the middle is the typical home in Charleston 29403.

Estimated value$3,870,297
CheaperTypical $907,676Pricier

Pricier than almost all homes nearby

Price per ft²$1016
CheaperTypical $646Pricier

Pricier than 95% of homes nearby

Living area3,808 ft²
SmallerTypical 1,545 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.17 ac
SmallerTypical 0.1 acBigger

Bigger than 87% of homes nearby

Year built1852
OlderTypical 1937Newer

Newer than 9% of homes nearby

How 66 Warren St ranks against every home in each area.
MeasureThis homeRadcliffeboroughCharleston 29403Charleston County
Estimated valuepricier than$3,870,297almost all homesalmost all homes97% of homes
Price per ft²pricier than$101694% of homes95% of homes95% of homes
Living areabigger than3,808 ft²94% of homes97% of homes95% of homes
Lot sizebigger than0.17 ac74% of homes87% of homes28% of homes
Year builtnewer than185223% of homes9% of homesalmost no homes

About 66 Warren St

How much is 66 Warren St, Charleston, SC worth?

The TopHap Estimate for 66 Warren St, Charleston, SC is $3,870,297 as of Aug 30, 2026. The likely range is $3,328,896 to $4,411,697. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 66 Warren St, Charleston, SC last sell?

66 Warren St, Charleston, SC last sold on Nov 5, 2025 for $3,695,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 66 Warren St, Charleston, SC?

66 Warren St, Charleston, SC has 6 bedrooms, 5 bathrooms, 3,808 square feet of living space and a 0.17-acre lot.

When was 66 Warren St, Charleston, SC built?

66 Warren St, Charleston, SC was built in 1852, making it 174 years old. The building has 2 stories.

What schools serve 66 Warren St, Charleston, SC?

66 Warren St, Charleston, SC is assigned to Memminger School Of Global Studies (elementary), rated D-; Simmons-Pinckney Middle School (middle), rated C-; Burke High School (high), rated F. All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 66 Warren St, Charleston, SC compare to other homes in Charleston 29403?

Among the 6,405 homes in Charleston 29403, it is worth more than almost all of them ($3,870,297 against a typical $907,676), its price per square foot is higher than 95% of them ($1016 against a typical $646), it is bigger than 97% of them (3,808 ft² against a typical 1,545 ft²), its lot is bigger than 87% of them (0.17 ac against a typical 0.1 ac) and it is newer than 9% of them (1852 against a typical 1937). Measured against all of Charleston County, it is worth more than 97% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 66 Warren St, Charleston, SC?

The 2024 property tax bill for 66 Warren St, Charleston, SC was $14,337. The county assessed it at $86,990.

More homes on Warren St

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Assigned schools

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