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Single Family ResidenceResidential
$303,734$120 / 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 $280,000 on Aug 10, 2023

7421 ROCK ST

NORTH CHARLESTON, SC 29420
5
Beds
3.5
Baths
2,522 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$304K
$279K low$329K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$280,000 · Aug 10, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,637 (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.$11,200 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$280,000

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.0.34
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 240 ft²Patio · 240 ft²Porch · 18 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.

Foreclosure Filings(1)

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

M
Northwoods Middle SchoolC+
Middle · Grades 6–8 · 0.6 mi
E
Pepperhill Elementary SchoolB
Elementary · Grades PK–5 · 1.2 mi
H
R.B. Stall High SchoolF
High · Grades 9–12 · 1.6 mi

District: Charleston County School District

Neighborhood · ZIP 29420These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.24,810
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,575 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,035
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,506
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

7421 Rock 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 87% of homes in Charleston County
  • Among the lowest price per square foot in Charleston County
  • Bigger than 80% of homes in North Charleston 29420
  • Has a bigger lot than 84% of homes in North Charleston 29420
  • Older than 98% of homes in North Charleston 29420

What homes are worth in North Charleston 29420

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

This home
$176K$862K

This home is worth more than 40% of homes in North Charleston 29420.

How it measures up in North Charleston 29420

The dot is this home. The mark in the middle is the typical home in North Charleston 29420.

Estimated value$303,734
CheaperTypical $330,808Pricier

Pricier than 40% of homes nearby

Price per ft²$120
CheaperTypical $200Pricier

Cheaper than almost all homes nearby

Living area2,522 ft²
SmallerTypical 1,674 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.34 ac
SmallerTypical 0.22 acBigger

Bigger than 84% of homes nearby

Year built1963
OlderTypical 1995Newer

Newer than 2% of homes nearby

How 7421 Rock St ranks against every home in each area.
MeasureThis homeNorth Charleston 29420Charleston County
Estimated valuepricier than$303,73440% of homes13% of homes
Price per ft²pricier than$120almost no homesalmost no homes
Living areabigger than2,522 ft²80% of homes78% of homes
Lot sizebigger than0.34 ac84% of homes68% of homes
Year builtnewer than19632% of homes19% of homes

About 7421 Rock St

How much is 7421 Rock St, North Charleston, SC worth?

The TopHap Estimate for 7421 Rock St, North Charleston, SC is $303,734 as of Aug 30, 2026. The likely range is $278,843 to $328,625. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7421 Rock St, North Charleston, SC last sell?

7421 Rock St, North Charleston, SC last sold on Aug 10, 2023 for $280,000, according to the county's recorded deed.

How big is 7421 Rock St, North Charleston, SC?

7421 Rock St, North Charleston, SC has 5 bedrooms, 3.5 bathrooms, 2,522 square feet of living space and a 0.34-acre lot.

When was 7421 Rock St, North Charleston, SC built?

7421 Rock St, North Charleston, SC was built in 1963, making it 63 years old. It is a ranch home. The building has 2 stories.

What schools serve 7421 Rock St, North Charleston, SC?

7421 Rock St, North Charleston, SC is assigned to Northwoods Middle School (middle), rated C+; Pepperhill Elementary School (elementary), rated B; R.B. Stall 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 7421 Rock St, North Charleston, SC compare to other homes in North Charleston 29420?

Among the 7,281 homes in North Charleston 29420, it is worth more than 40% of them ($303,734 against a typical $330,808), its price per square foot is higher than almost none of them ($120 against a typical $200), it is bigger than 80% of them (2,522 ft² against a typical 1,674 ft²), its lot is bigger than 84% of them (0.34 ac against a typical 0.22 ac) and it is newer than 2% of them (1963 against a typical 1995). Measured against all of Charleston County, it is worth more than 13% 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 7421 Rock St, North Charleston, SC?

The 2025 property tax bill for 7421 Rock St, North Charleston, SC was $1,637. The county assessed it at $11,200.

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