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Duplex (2 Units, Any Combination)Residential
Last sold for $600,000 on Jan 25, 2016

99 ALEXANDER ST

CHARLESTON, SC 29403
4
Beds
2 / 1
Baths
1,588 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$600,000 · Jan 25, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,625 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$45,870 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$45,870
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$764,500

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.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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyCHARLESTON
Lot (acres)The size of the land the home sits on, from county records.0.19
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Heat Pump
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 540 ft²

Transaction History(4)

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 Studies
Elementary · Grades PK–5 · 0.7 mi
M
Simmons-Pinckney Middle SchoolC-
Middle · Grades 6–8 · 1.3 mi
H
Burke High SchoolF
High · Grades 9–12 · 1.3 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

99 Alexander 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.

  • Smaller than 76% of homes in Mazyck-Wraggborough
  • Has a bigger lot than 89% of homes in Charleston 29403
  • Older than 98% of homes in Charleston County

How it measures up in Charleston 29403

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

Living area1,588 ft²
SmallerTypical 1,546 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.19 ac
SmallerTypical 0.1 acBigger

Bigger than 89% of homes nearby

Year built1890
OlderTypical 1935Newer

Newer than 19% of homes nearby

How 99 Alexander St ranks against every home in each area.
MeasureThis homeMazyck-WraggboroughCharleston 29403Charleston County
Living areabigger than1,588 ft²24% of homes53% of homes44% of homes
Lot sizebigger than0.19 ac85% of homes89% of homes34% of homes
Year builtnewer than189056% of homes19% of homes2% of homes

About 99 Alexander St

When did 99 Alexander St, Charleston, SC last sell?

99 Alexander St, Charleston, SC last sold on Jan 25, 2016 for $600,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 99 Alexander St, Charleston, SC?

99 Alexander St, Charleston, SC has 4 bedrooms, 2 bathrooms, 1,588 square feet of living space and a 0.19-acre lot.

When was 99 Alexander St, Charleston, SC built?

99 Alexander St, Charleston, SC was built in 1890, making it 136 years old. It is a duplex single home. The building has 2 stories.

What schools serve 99 Alexander St, Charleston, SC?

99 Alexander St, Charleston, SC is assigned to Memminger School Of Global Studies (elementary); 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 99 Alexander St, Charleston, SC compare to other homes in Charleston 29403?

Among the 6,405 homes in Charleston 29403, it is bigger than 53% of them (1,588 ft² against a typical 1,546 ft²), its lot is bigger than 89% of them (0.19 ac against a typical 0.1 ac) and it is newer than 19% of them (1890 against a typical 1935). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 99 Alexander St, Charleston, SC?

The 2025 property tax bill for 99 Alexander St, Charleston, SC was $14,625. The county assessed it at $45,870.

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