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Single Family ResidenceResidential
$4,129,675$789 / 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 $2,303,975 on Sep 10, 2021

3909 ASHTON SHORE LN

MOUNT PLEASANT, SC 29466
5
Beds
5 / 1
Baths
5,234 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.
0.84 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$4.1M
$3.8M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,303,975 · Sep 10, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,098 (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.$99,000 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$92,160
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,475,000

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.81 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.92%

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
CountyCharleston
Lot (acres)The size of the land the home sits on, from county records.0.84
HeatingThe type of heating system in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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.

H
Wando High SchoolA+
High · Grades 9–12 · 2.8 mi
M
Thomas C. Cario Middle SchoolA
Middle · Grades 6–8 · 3.1 mi
E
Laurel Hill Primary School
Elementary · Grades PK–2 · 3.3 mi

District: Charleston County School District

Neighborhood · ZIP 29466These 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.35
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.328

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
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.43,140
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,077 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,873
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,109
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

Owner Tools

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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

3909 Ashton Shore Ln 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.

  • Among the most valuable homes in Mount Pleasant 29466
  • Among the highest price per square foot in Mount Pleasant 29466
  • Among the largest homes in Mount Pleasant 29466
  • Has a bigger lot than 90% of homes in Mount Pleasant 29466
  • Newer than 98% of homes in Charleston County

What homes are worth in Mount Pleasant 29466

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

This home
$329K$2.2M

This home is worth more than almost all homes in Mount Pleasant 29466.

How it measures up in Mount Pleasant 29466

The dot is this home. The mark in the middle is the typical home in Mount Pleasant 29466.

Estimated value$4,129,675
CheaperTypical $846,791Pricier

Pricier than almost all homes nearby

Price per ft²$789
CheaperTypical $368Pricier

Pricier than almost all homes nearby

Living area5,234 ft²
SmallerTypical 2,421 ft²Bigger

Bigger than almost all homes nearby

Lot size0.84 ac
SmallerTypical 0.23 acBigger

Bigger than 90% of homes nearby

Year built2021
OlderTypical 2004Newer

Newer than 95% of homes nearby

How 3909 Ashton Shore Ln ranks against every home in each area.
MeasureThis homeMount Pleasant 29466Charleston County
Estimated valuepricier than$4,129,675almost all homes98% of homes
Price per ft²pricier than$789almost all homes89% of homes
Living areabigger than5,234 ft²almost all homesalmost all homes
Lot sizebigger than0.84 ac90% of homes88% of homes
Year builtnewer than202195% of homes98% of homes

About 3909 Ashton Shore Ln

How much is 3909 Ashton Shore Ln, Mount Pleasant, SC worth?

The TopHap Estimate for 3909 Ashton Shore Ln, Mount Pleasant, SC is $4,129,675 as of Aug 30, 2026. The likely range is $3,817,159 to $4,442,191. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3909 Ashton Shore Ln, Mount Pleasant, SC last sell?

3909 Ashton Shore Ln, Mount Pleasant, SC last sold on Sep 10, 2021 for $2,303,975, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3909 Ashton Shore Ln, Mount Pleasant, SC?

3909 Ashton Shore Ln, Mount Pleasant, SC has 5 bedrooms, 5 bathrooms, 5,234 square feet of living space and a 0.84-acre lot.

When was 3909 Ashton Shore Ln, Mount Pleasant, SC built?

3909 Ashton Shore Ln, Mount Pleasant, SC was built in 2021, making it 5 years old. The building has 2 stories.

What schools serve 3909 Ashton Shore Ln, Mount Pleasant, SC?

3909 Ashton Shore Ln, Mount Pleasant, SC is assigned to Wando High School (high), rated A+; Thomas C. Cario Middle School (middle), rated A; Laurel Hill Primary School (elementary). All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3909 Ashton Shore Ln, Mount Pleasant, SC compare to other homes in Mount Pleasant 29466?

Among the 17,174 homes in Mount Pleasant 29466, it is worth more than almost all of them ($4,129,675 against a typical $846,791), its price per square foot is higher than almost all of them ($789 against a typical $368), it is bigger than almost all of them (5,234 ft² against a typical 2,421 ft²), its lot is bigger than 90% of them (0.84 ac against a typical 0.23 ac) and it is newer than 95% of them (2021 against a typical 2004). Measured against all of Charleston County, it is worth more than 98% 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 3909 Ashton Shore Ln, Mount Pleasant, SC?

The 2024 property tax bill for 3909 Ashton Shore Ln, Mount Pleasant, SC was $9,098. The county assessed it at $99,000.

More homes on Ashton Shore Ln

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