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Single Family ResidenceResidential
$424,445$399 / 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 89How 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 $235,000 on Apr 29, 2019

1549 GRIMBALL ROAD EXT

CHARLESTON, SC 29412
3
Beds
1
Baths
1,064 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$424K
$377K low$471K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$235,000 · Apr 29, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$516 (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.$2,390 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,390
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$120,251

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.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.0.17
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 · 90 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 Island Elementary School
Elementary · Grades PK–5 · 0.8 mi
M
Camp Road Middle SchoolA
Middle · Grades 6–8 · 2.3 mi
H
James Island Charter High SchoolB+
High · Grades 9–12 · 2.6 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%

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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

1549 Grimball Road Ext 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 80% of homes in Charleston 29412
  • Smaller than 88% of homes in Charleston 29412
  • Has a smaller lot than 84% of homes in Charleston 29412
  • Older than 93% 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
$243K$1.9M

This home is worth more than 20% 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$424,445
CheaperTypical $608,347Pricier

Pricier than 20% of homes nearby

Price per ft²$399
CheaperTypical $374Pricier

Pricier than 61% of homes nearby

Living area1,064 ft²
SmallerTypical 1,631 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.17 ac
SmallerTypical 0.29 acBigger

Bigger than 16% of homes nearby

Year built1952
OlderTypical 1985Newer

Newer than 7% of homes nearby

How 1549 Grimball Road Ext ranks against every home in each area.
MeasureThis homeCharleston 29412Charleston County
Estimated valuepricier than$424,44520% of homes28% of homes
Price per ft²pricier than$39961% of homes61% of homes
Living areabigger than1,064 ft²12% of homes16% of homes
Lot sizebigger than0.17 ac16% of homes28% of homes
Year builtnewer than19527% of homes11% of homes

About 1549 Grimball Road Ext

How much is 1549 Grimball Road Ext, Charleston, SC worth?

The TopHap Estimate for 1549 Grimball Road Ext, Charleston, SC is $424,445 as of Sep 24, 2026. The likely range is $377,486 to $471,404. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1549 Grimball Road Ext, Charleston, SC last sell?

1549 Grimball Road Ext, Charleston, SC last sold on Apr 29, 2019 for $235,000, according to the county's recorded deed.

How big is 1549 Grimball Road Ext, Charleston, SC?

1549 Grimball Road Ext, Charleston, SC has 3 bedrooms, 1 bathrooms, 1,064 square feet of living space and a 0.17-acre lot.

When was 1549 Grimball Road Ext, Charleston, SC built?

1549 Grimball Road Ext, Charleston, SC was built in 1952, making it 74 years old. It is a ranch home. The building has 1 story.

What schools serve 1549 Grimball Road Ext, Charleston, SC?

1549 Grimball Road Ext, Charleston, SC is assigned to James Island Elementary School (elementary); Camp Road Middle School (middle), rated A; James Island Charter High School (high), rated B+. All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1549 Grimball Road Ext, Charleston, SC compare to other homes in Charleston 29412?

Among the 16,514 homes in Charleston 29412, it is worth more than 20% of them ($424,445 against a typical $608,347), its price per square foot is higher than 61% of them ($399 against a typical $374), it is bigger than 12% of them (1,064 ft² against a typical 1,631 ft²), its lot is bigger than 16% of them (0.17 ac against a typical 0.29 ac) and it is newer than 7% of them (1952 against a typical 1985). Measured against all of Charleston County, it is worth more than 28% 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 1549 Grimball Road Ext, Charleston, SC?

The 2024 property tax bill for 1549 Grimball Road Ext, Charleston, SC was $516. The county assessed it at $2,390.

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