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Single Family ResidenceResidential
$3,687,474$920 / 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 84How 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 $890,000 on Jun 10, 2011

5 WILLIAM ST

MOUNT PLEASANT, SC 29464
4
Beds
5 / 1
Baths
4,006 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$3.7M
$3.1M low$4.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$890,000 · Jun 10, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,616 (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.$48,730 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$48,730
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,885,100

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.85 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
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyCharleston
Lot (acres)The size of the land the home sits on, from county records.0.18
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
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.ElevatorShed · 100 ft²Patio · 140 ft²Porch · 730 ft²

Transaction History(6)

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

Foreclosure Filings(2)

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

E
Mount Pleasant AcademyA+
Elementary · Grades PK–5 · 0.2 mi
M
Moultrie Middle SchoolA+
Middle · Grades 6–8 · 1.0 mi
H
Lucy Garrett Beckham High SchoolA
High · Grades 9–12 · 3.5 mi

District: Charleston County School District

Neighborhood · ZIP 29464These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.344

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.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.54,918
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,518 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,069
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,355
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

Owner Tools

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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

5 William 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.

  • Worth more than 98% of homes in Mount Pleasant 29464
  • Costs more per square foot than 93% of homes in Charleston County
  • Bigger than 96% of homes in Charleston County
  • Has a smaller lot than 72% of homes in Mount Pleasant 29464
  • Newer than 88% of homes in Mount Pleasant 29464

What homes are worth in Mount Pleasant 29464

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

This home
$332K$3.8M

This home is worth more than 98% of homes in Mount Pleasant 29464.

How it measures up in Mount Pleasant 29464

The dot is this home. The mark in the middle is the typical home in Mount Pleasant 29464.

Estimated value$3,687,474
CheaperTypical $970,425Pricier

Pricier than 98% of homes nearby

Price per ft²$920
CheaperTypical $468Pricier

Pricier than 91% of homes nearby

Living area4,006 ft²
SmallerTypical 1,920 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.18 ac
SmallerTypical 0.25 acBigger

Bigger than 28% of homes nearby

Year built2007
OlderTypical 1988Newer

Newer than 88% of homes nearby

How 5 William St ranks against every home in each area.
MeasureThis homeMount Pleasant 29464Charleston County
Estimated valuepricier than$3,687,47498% of homes98% of homes
Price per ft²pricier than$92091% of homes93% of homes
Living areabigger than4,006 ft²95% of homes96% of homes
Lot sizebigger than0.18 ac28% of homes34% of homes
Year builtnewer than200788% of homes81% of homes

About 5 William St

How much is 5 William St, Mount Pleasant, SC worth?

The TopHap Estimate for 5 William St, Mount Pleasant, SC is $3,687,474 as of Aug 30, 2026. The likely range is $3,101,995 to $4,272,953. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5 William St, Mount Pleasant, SC last sell?

5 William St, Mount Pleasant, SC last sold on Jun 10, 2011 for $890,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 5 William St, Mount Pleasant, SC?

5 William St, Mount Pleasant, SC has 4 bedrooms, 5 bathrooms, 4,006 square feet of living space and a 0.18-acre lot.

When was 5 William St, Mount Pleasant, SC built?

5 William St, Mount Pleasant, SC was built in 2007, making it 19 years old. It is a split level home. The building has 2 stories.

What schools serve 5 William St, Mount Pleasant, SC?

5 William St, Mount Pleasant, SC is assigned to Mount Pleasant Academy (elementary), rated A+; Moultrie Middle School (middle), rated A+; Lucy Garrett Beckham 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 5 William St, Mount Pleasant, SC compare to other homes in Mount Pleasant 29464?

Among the 19,180 homes in Mount Pleasant 29464, it is worth more than 98% of them ($3,687,474 against a typical $970,425), its price per square foot is higher than 91% of them ($920 against a typical $468), it is bigger than 95% of them (4,006 ft² against a typical 1,920 ft²), its lot is bigger than 28% of them (0.18 ac against a typical 0.25 ac) and it is newer than 88% of them (2007 against a typical 1988). Measured against all of Charleston County, it is worth more than 98% 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 5 William St, Mount Pleasant, SC?

The 2024 property tax bill for 5 William St, Mount Pleasant, SC was $4,616. The county assessed it at $48,730.

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