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Single Family ResidenceResidential
$547,062$465 / 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 86How 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
Last sold for $205,000 on Jun 26, 2018

18 SIMONS ST

CHARLESTON, SC 29403
3
Beds
1
Baths
1,176 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.
3,485 ft²
Lot SizeThe size of the land the home sits on, from county records.
1935
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$547K
$470K low$624K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$205,000 · Jun 26, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,638 (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.$12,300 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$12,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,000

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.76 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.87%

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.0.08
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.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 · 144 ft²

Transaction History(1)

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 · 0.4 mi
M
Simmons-Pinckney Middle SchoolC-
Middle · Grades 6–8 · 0.9 mi
H
Burke High SchoolF
High · Grades 9–12 · 1.0 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

18 Simons 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 less than 86% of homes in North Central
  • Costs less per square foot than 86% of homes in Charleston 29403
  • Smaller than 79% of homes in Charleston County
  • Has a smaller lot than 90% of homes in Charleston County
  • Older than 96% 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
$304K$2.5M

This home is worth more than 18% 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$547,062
CheaperTypical $901,229Pricier

Pricier than 18% of homes nearby

Price per ft²$465
CheaperTypical $645Pricier

Pricier than 14% of homes nearby

Living area1,176 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 26% of homes nearby

Lot size3,485 ft²
SmallerTypical 0.1 acBigger

Bigger than 44% of homes nearby

Year built1935
OlderTypical 1938Newer

Newer than 50% of homes nearby

How 18 Simons St ranks against every home in each area.
MeasureThis homeNorth CentralCharleston 29403Charleston County
Estimated valuepricier than$547,06214% of homes18% of homes42% of homes
Price per ft²pricier than$46516% of homes14% of homes72% of homes
Living areabigger than1,176 ft²29% of homes26% of homes21% of homes
Lot sizebigger than3,485 ft²42% of homes44% of homes10% of homes
Year builtnewer than193558% of homes50% of homes4% of homes

About 18 Simons St

How much is 18 Simons St, Charleston, SC worth?

The TopHap Estimate for 18 Simons St, Charleston, SC is $547,062 as of Jul 14, 2026. The likely range is $469,949 to $624,175. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Simons St, Charleston, SC last sell?

18 Simons St, Charleston, SC last sold on Jun 26, 2018 for $205,000, according to the county's recorded deed.

How big is 18 Simons St, Charleston, SC?

18 Simons St, Charleston, SC has 3 bedrooms, 1 bathrooms, 1,176 square feet of living space and a 0.08-acre lot.

When was 18 Simons St, Charleston, SC built?

18 Simons St, Charleston, SC was built in 1935, making it 91 years old. It is a split level home. The building has 2 stories.

What schools serve 18 Simons St, Charleston, SC?

18 Simons St, 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 18 Simons St, Charleston, SC compare to other homes in Charleston 29403?

Among the 6,405 homes in Charleston 29403, it is worth more than 18% of them ($547,062 against a typical $901,229), its price per square foot is higher than 14% of them ($465 against a typical $645), it is bigger than 26% of them (1,176 ft² against a typical 1,548 ft²), its lot is bigger than 44% of them (3,485 ft² against a typical 0.1 ac) and it is newer than 50% of them (1935 against a typical 1938). Measured against all of Charleston County, it is worth more than 42% 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 18 Simons St, Charleston, SC?

The 2024 property tax bill for 18 Simons St, Charleston, SC was $3,638. The county assessed it at $12,300.

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