Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$188,446$143 / 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 94How 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 $1,000,000 on Aug 16, 2019

1921 ALTON ST

NORTH CHARLESTON, SC 29406
3
Beds
1
Baths
1,319 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.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$188K
$177K low$200K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,000,000 · Aug 16, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,531 (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.$4,500 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$75,000

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.Bungalow
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.Forced Air
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 136 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
Morningside Middle SchoolD
Middle · Grades 6–8 · 0.2 mi
E
North Charleston Creative Arts Elementary School
Elementary · Grades PK–5 · 0.6 mi
H
North Charleston High SchoolF
High · Grades 9–12 · 1.4 mi

District: Charleston County School District

Neighborhood · ZIP 29406These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.386

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.34,901
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,244 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,747
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,988
Average tempThe average temperature here across a full year.66°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%

Owner Tools

Do you own this home?
Claim this home

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

1921 Alton 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 97% of homes in Charleston County
  • Costs less per square foot than 98% of homes in Charleston County
  • Smaller than 70% of homes in Charleston County
  • Has a bigger lot than 75% of homes in Charleston 29406
  • Older than 94% of homes in Charleston 29406

What homes are worth in Charleston 29406

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

This home
$144K$456K

This home is worth more than 13% of homes in Charleston 29406.

How it measures up in Charleston 29406

The dot is this home. The mark in the middle is the typical home in Charleston 29406.

Estimated value$188,446
CheaperTypical $286,413Pricier

Pricier than 13% of homes nearby

Price per ft²$143
CheaperTypical $197Pricier

Pricier than 5% of homes nearby

Living area1,319 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.26 ac
SmallerTypical 0.18 acBigger

Bigger than 75% of homes nearby

Year built1950
OlderTypical 1985Newer

Newer than 6% of homes nearby

How 1921 Alton St ranks against every home in each area.
MeasureThis homeCharleston 29406Charleston County
Estimated valuepricier than$188,44613% of homes3% of homes
Price per ft²pricier than$1435% of homes2% of homes
Living areabigger than1,319 ft²58% of homes30% of homes
Lot sizebigger than0.26 ac75% of homes56% of homes
Year builtnewer than19506% of homes11% of homes

About 1921 Alton St

How much is 1921 Alton St, North Charleston, SC worth?

The TopHap Estimate for 1921 Alton St, North Charleston, SC is $188,446 as of Sep 24, 2026. The likely range is $176,967 to $199,925. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1921 Alton St, North Charleston, SC last sell?

1921 Alton St, North Charleston, SC last sold on Aug 16, 2019 for $1,000,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1921 Alton St, North Charleston, SC?

1921 Alton St, North Charleston, SC has 3 bedrooms, 1 bathrooms, 1,319 square feet of living space and a 0.26-acre lot.

When was 1921 Alton St, North Charleston, SC built?

1921 Alton St, North Charleston, SC was built in 1950, making it 76 years old. It is a bungalow home. The building has 1 story.

What schools serve 1921 Alton St, North Charleston, SC?

1921 Alton St, North Charleston, SC is assigned to Morningside Middle School (middle), rated D; North Charleston Creative Arts Elementary School (elementary); North Charleston 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 1921 Alton St, North Charleston, SC compare to other homes in Charleston 29406?

Among the 8,935 homes in Charleston 29406, it is worth more than 13% of them ($188,446 against a typical $286,413), its price per square foot is higher than 5% of them ($143 against a typical $197), it is bigger than 58% of them (1,319 ft² against a typical 1,216 ft²), its lot is bigger than 75% of them (0.26 ac against a typical 0.18 ac) and it is newer than 6% of them (1950 against a typical 1985). Measured against all of Charleston County, it is worth more than 3% 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 1921 Alton St, North Charleston, SC?

The 2024 property tax bill for 1921 Alton St, North Charleston, SC was $1,531. The county assessed it at $4,500.

More homes on Alton St

Closest homes

More homes in North Charleston 29406

Assigned schools

Explore the area

See this home in context

Open 1921 Alton St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map