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Single Family ResidenceResidential
$483,978$301 / 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 83How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $475,000 on Jun 30, 2025

20 ANDERSON AVE

CHARLESTON, SC 29412
3
Beds
2
Baths
1,609 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$484K
$400K low$567K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$475,000 · Jun 30, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,455 (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.$15,180 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$15,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$307,300

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.61 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.84%

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.Ranch
CountyCharleston
Lot (acres)The size of the land the home sits on, from county records.0.26
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.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, Attached
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 · 25 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.

M
Camp Road Middle SchoolA
Middle · Grades 6–8 · 0.9 mi
H
James Island Charter High SchoolB+
High · Grades 9–12 · 1.4 mi
E
Harbor View Elementary School
Elementary · Grades PK–5 · 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%

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

20 Anderson 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 70% of homes in Charleston 29412
  • Costs less per square foot than 85% 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
$240K$1.9M

This home is worth more than 30% 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$483,978
CheaperTypical $606,239Pricier

Pricier than 30% of homes nearby

Price per ft²$301
CheaperTypical $373Pricier

Pricier than 15% of homes nearby

Living area1,609 ft²
SmallerTypical 1,622 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.26 ac
SmallerTypical 0.29 acBigger

Bigger than 42% of homes nearby

Year built1980
OlderTypical 1985Newer

Newer than 44% of homes nearby

How 20 Anderson Ave ranks against every home in each area.
MeasureThis homeCharleston 29412Charleston County
Estimated valuepricier than$483,97830% of homes35% of homes
Price per ft²pricier than$30115% of homes35% of homes
Living areabigger than1,609 ft²50% of homes45% of homes
Lot sizebigger than0.26 ac42% of homes56% of homes
Year builtnewer than198044% of homes37% of homes

About 20 Anderson Ave

How much is 20 Anderson Ave, Charleston, SC worth?

The TopHap Estimate for 20 Anderson Ave, Charleston, SC is $483,978 as of Sep 24, 2026. The likely range is $400,481 to $567,475. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Anderson Ave, Charleston, SC last sell?

20 Anderson Ave, Charleston, SC last sold on Jun 30, 2025 for $475,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 Anderson Ave, Charleston, SC?

20 Anderson Ave, Charleston, SC has 3 bedrooms, 2 bathrooms, 1,609 square feet of living space and a 0.26-acre lot.

When was 20 Anderson Ave, Charleston, SC built?

20 Anderson Ave, Charleston, SC was built in 1980, making it 46 years old. It is a ranch home. The building has 2 stories.

What schools serve 20 Anderson Ave, Charleston, SC?

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

How does 20 Anderson Ave, Charleston, SC compare to other homes in Charleston 29412?

Among the 16,514 homes in Charleston 29412, it is worth more than 30% of them ($483,978 against a typical $606,239), its price per square foot is higher than 15% of them ($301 against a typical $373), it is bigger than 50% of them (1,609 ft² against a typical 1,622 ft²), its lot is bigger than 42% of them (0.26 ac against a typical 0.29 ac) and it is newer than 44% of them (1980 against a typical 1985). Measured against all of Charleston County, it is worth more than 35% 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 20 Anderson Ave, Charleston, SC?

The 2024 property tax bill for 20 Anderson Ave, Charleston, SC was $4,455. The county assessed it at $15,180.

More homes on Anderson Ave

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More homes in Charleston 29412

Assigned schools

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