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Single Family ResidenceResidential
$326,288$258 / 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 92How 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 $324,900 on Apr 8, 2026

100 CATHERINE ST

SUMMERVILLE, SC 29485
3
Beds
2
Baths
1,265 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$326K
$300K low$352K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$324,900 · Apr 8, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,370 (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.$7,395 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,995
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,395
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$184,882

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.48 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.73%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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
CountyDORCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.27
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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(3)

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

E
Dr. Eugene Sires Elementary SchoolB-
Elementary · Grades KG–5 · 0.5 mi
M
Alston Middle SchoolC-
Middle · Grades 6–8 · 3.3 mi
H
Ashley Ridge High SchoolA
High · Grades 9–12 · 6.3 mi

District: Dorchester School District 2

Neighborhood · ZIP 29485These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.395

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
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.63,839
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,309 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,410
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,320
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

100 Catherine 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 76% of homes in Summerville 29485
  • Costs more per square foot than 93% of homes in Summerville 29485
  • Smaller than 87% of homes in Summerville 29485
  • Has a bigger lot than 68% of homes in Summerville 29485
  • Older than 95% of homes in Summerville 29485

What homes are worth in Summerville 29485

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

This home
$224K$661K

This home is worth more than 24% of homes in Summerville 29485.

How it measures up in Summerville 29485

The dot is this home. The mark in the middle is the typical home in Summerville 29485.

Estimated value$326,288
CheaperTypical $386,368Pricier

Pricier than 24% of homes nearby

Price per ft²$258
CheaperTypical $205Pricier

Pricier than 93% of homes nearby

Living area1,265 ft²
SmallerTypical 1,876 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.27 ac
SmallerTypical 0.21 acBigger

Bigger than 68% of homes nearby

Year built1973
OlderTypical 2004Newer

Newer than 5% of homes nearby

How 100 Catherine St ranks against every home in each area.
MeasureThis homeSummerville 29485Dorchester County
Estimated valuepricier than$326,28824% of homes30% of homes
Price per ft²pricier than$25893% of homes91% of homes
Living areabigger than1,265 ft²13% of homes15% of homes
Lot sizebigger than0.27 ac68% of homes59% of homes
Year builtnewer than19735% of homes7% of homes

About 100 Catherine St

How much is 100 Catherine St, Summerville, SC worth?

The TopHap Estimate for 100 Catherine St, Summerville, SC is $326,288 as of Aug 30, 2026. The likely range is $300,234 to $352,342. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Catherine St, Summerville, SC last sell?

100 Catherine St, Summerville, SC last sold on Apr 8, 2026 for $324,900, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 100 Catherine St, Summerville, SC?

100 Catherine St, Summerville, SC has 3 bedrooms, 2 bathrooms, 1,265 square feet of living space and a 0.27-acre lot.

When was 100 Catherine St, Summerville, SC built?

100 Catherine St, Summerville, SC was built in 1973, making it 53 years old. It is a ranch home. The building has 1 story.

What schools serve 100 Catherine St, Summerville, SC?

100 Catherine St, Summerville, SC is assigned to Dr. Eugene Sires Elementary School (elementary), rated B-; Alston Middle School (middle), rated C-; Ashley Ridge High School (high), rated A. All sit in Dorchester School District 2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Catherine St, Summerville, SC compare to other homes in Summerville 29485?

Among the 21,355 homes in Summerville 29485, it is worth more than 24% of them ($326,288 against a typical $386,368), its price per square foot is higher than 93% of them ($258 against a typical $205), it is bigger than 13% of them (1,265 ft² against a typical 1,876 ft²), its lot is bigger than 68% of them (0.27 ac against a typical 0.21 ac) and it is newer than 5% of them (1973 against a typical 2004). Measured against all of Dorchester County, it is worth more than 30% 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 100 Catherine St, Summerville, SC?

The 2025 property tax bill for 100 Catherine St, Summerville, SC was $1,370. The county assessed it at $7,395.

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