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Single Family ResidenceResidential
$769,109$336 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

12 CLAM SHELL ROW

CHARLESTON, SC 29412
4
Beds
3 / 1
Baths
2,286 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$769K
$718K low$820K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.103%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$650,000
FIRST CITIZENS BANK & TRUST CO · recorded Apr 6, 2022
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$197,000
FIRST CITIZENS BK

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,782 (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.$21,330 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$21,330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$666,500

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.62 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.99%

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.0.46
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.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 · 260 ft²Patio · 260 ft²Porch · 354 ft²Boat access

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.

M
Camp Road Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
E
Harbor View Elementary SchoolA-
Elementary · Grades PK–5 · 1.2 mi
H
James Island Charter High SchoolA+
High · Grades 9–12 · 1.6 mi

District: Charleston County School District

Neighborhood · ZIP 29412These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.326

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.42,648
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.840 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,186
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,717
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

12 Clam Shell Row 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.

  • Worth more than 71% of homes in Charleston 29412
  • Costs less per square foot than 68% of homes in Charleston 29412
  • Bigger than 80% of homes in Charleston 29412
  • Has a bigger lot than 81% of homes in Charleston County
  • Newer than 69% of homes in Charleston 29412

What homes are worth in Charleston 29412

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

This home
$232K$2M

This home is worth more than 71% of homes in Charleston 29412.

How it measures up in Charleston 29412

The dot is this home. The mark in the middle is the typical home in Charleston 29412.

Estimated value$769,109
CheaperTypical $611,087Pricier

Pricier than 71% of homes nearby

Price per ft²$336
CheaperTypical $370Pricier

Pricier than 32% of homes nearby

Living area2,286 ft²
SmallerTypical 1,616 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.46 ac
SmallerTypical 0.29 acBigger

Bigger than 80% of homes nearby

Year built1998
OlderTypical 1985Newer

Newer than 69% of homes nearby

How 12 Clam Shell Row ranks against every home in each area.
MeasureThis homeCharleston 29412Charleston County
Estimated valuepricier than$769,10971% of homes61% of homes
Price per ft²pricier than$33632% of homes45% of homes
Living areabigger than2,286 ft²80% of homes72% of homes
Lot sizebigger than0.46 ac80% of homes81% of homes
Year builtnewer than199869% of homes62% of homes

About 12 Clam Shell Row

How much is 12 Clam Shell Row, Charleston, SC worth?

The TopHap Estimate for 12 Clam Shell Row, Charleston, SC is $769,109 as of Jul 14, 2026. The likely range is $718,261 to $819,957. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 12 Clam Shell Row, Charleston, SC?

12 Clam Shell Row, Charleston, SC has 4 bedrooms, 3 bathrooms, 2,286 square feet of living space and a 0.46-acre lot.

When was 12 Clam Shell Row, Charleston, SC built?

12 Clam Shell Row, Charleston, SC was built in 1998, making it 28 years old. The building has 2 stories.

What schools serve 12 Clam Shell Row, Charleston, SC?

12 Clam Shell Row, Charleston, SC is assigned to Camp Road Middle School (middle), rated A-; Harbor View Elementary School (elementary), rated A-; James Island Charter High School (high), rated A+. All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Clam Shell Row, Charleston, SC compare to other homes in Charleston 29412?

Among the 16,513 homes in Charleston 29412, it is worth more than 71% of them ($769,109 against a typical $611,087), its price per square foot is higher than 32% of them ($336 against a typical $370), it is bigger than 80% of them (2,286 ft² against a typical 1,616 ft²), its lot is bigger than 80% of them (0.46 ac against a typical 0.29 ac) and it is newer than 69% of them (1998 against a typical 1985). Measured against all of Charleston County, it is worth more than 61% 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 12 Clam Shell Row, Charleston, SC?

The 2024 property tax bill for 12 Clam Shell Row, Charleston, SC was $2,782. The county assessed it at $21,330.

More homes on Clam Shell Row

Closest homes

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Assigned schools

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