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Single Family ResidenceResidential
$756,094$614 / 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

21 ALBERTA AVE

CHARLESTON, SC 29403
3
Beds
1
Baths
1,232 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$756K
$704K low$808K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,323 (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.$7,180 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$363,900

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.87 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.Bungalow
CountyCHARLESTON
Lot (acres)The size of the land the home sits on, from county records.0.13
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.None
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 · 208 ft²

Transaction History(2)

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
James Simons Montessori SchoolB
Elementary · Grades KG–5 · 0.6 mi
M
Simmons-Pinckney Middle SchoolC-
Middle · Grades 6–8 · 0.9 mi
H
Burke High SchoolF
High · Grades 9–12 · 0.9 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%

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

21 Alberta Ave 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 less than 84% of homes in Wagener Terrace
  • Costs more per square foot than 82% of homes in Charleston County
  • Smaller than 77% of homes in Wagener Terrace
  • Has a bigger lot than 80% of homes in Charleston 29403
  • Older than 94% of 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
$315K$2.6M

This home is worth more than 36% of 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$756,094
CheaperTypical $906,769Pricier

Pricier than 36% of homes nearby

Price per ft²$614
CheaperTypical $645Pricier

Pricier than 43% of homes nearby

Living area1,232 ft²
SmallerTypical 1,549 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.13 ac
SmallerTypical 0.1 acBigger

Bigger than 80% of homes nearby

Year built1940
OlderTypical 1938Newer

Newer than 58% of homes nearby

How 21 Alberta Ave ranks against every home in each area.
MeasureThis homeWagener TerraceCharleston 29403Charleston County
Estimated valuepricier than$756,09416% of homes36% of homes62% of homes
Price per ft²pricier than$61432% of homes43% of homes82% of homes
Living areabigger than1,232 ft²23% of homes30% of homes25% of homes
Lot sizebigger than0.13 ac61% of homes80% of homes20% of homes
Year builtnewer than194039% of homes58% of homes6% of homes

About 21 Alberta Ave

How much is 21 Alberta Ave, Charleston, SC worth?

The TopHap Estimate for 21 Alberta Ave, Charleston, SC is $756,094 as of Jul 14, 2026. The likely range is $704,309 to $807,879. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Alberta Ave, Charleston, SC last sell?

21 Alberta Ave, Charleston, SC last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Alberta Ave, Charleston, SC?

21 Alberta Ave, Charleston, SC has 3 bedrooms, 1 bathrooms, 1,232 square feet of living space and a 0.13-acre lot.

When was 21 Alberta Ave, Charleston, SC built?

21 Alberta Ave, Charleston, SC was built in 1940, making it 86 years old. It is a bungalow home. The building has 1 story.

What schools serve 21 Alberta Ave, Charleston, SC?

21 Alberta Ave, Charleston, SC is assigned to James Simons Montessori School (elementary), rated B; 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 21 Alberta Ave, Charleston, SC compare to other homes in Charleston 29403?

Among the 6,405 homes in Charleston 29403, it is worth more than 36% of them ($756,094 against a typical $906,769), its price per square foot is higher than 43% of them ($614 against a typical $645), it is bigger than 30% of them (1,232 ft² against a typical 1,549 ft²), its lot is bigger than 80% of them (0.13 ac against a typical 0.1 ac) and it is newer than 58% of them (1940 against a typical 1938). Measured against all of Charleston County, it is worth more than 62% 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 21 Alberta Ave, Charleston, SC?

The 2025 property tax bill for 21 Alberta Ave, Charleston, SC was $1,323. The county assessed it at $7,180.

More homes on Alberta Ave

Closest homes

More homes in Charleston 29403

Assigned schools

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