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Single Family ResidenceResidential
$899,900$667 / 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 $544,000 on Mar 22, 2021

20 ELLEN AVE

MOUNT PLEASANT, SC 29464
3
Beds
2 / 1
Baths
1,349 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$900K
$850K low$950K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$544,000 · Mar 22, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,157 (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.$21,600 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$21,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$540,000

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.100 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.0.23
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.Deck · 121 ft²Patio · 121 ft²

Transaction History(6)

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
Moultrie Middle SchoolA+
Middle · Grades 6–8 · 0.4 mi
E
Mount Pleasant AcademyA+
Elementary · Grades PK–5 · 1.2 mi
H
Lucy Garrett Beckham High SchoolA
High · Grades 9–12 · 2.5 mi

District: Charleston County School District

Neighborhood · ZIP 29464These 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.69
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 100.344

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.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.54,918
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,518 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,069
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,355
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

20 Ellen Ave 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 more than 70% of homes in Charleston County
  • Costs more per square foot than 84% of homes in Charleston County
  • Smaller than 77% of homes in Mount Pleasant 29464
  • Older than 91% of homes in Mount Pleasant 29464

What homes are worth in Mount Pleasant 29464

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

This home
$346K$4M

This home is worth more than 44% of homes in Mount Pleasant 29464.

How it measures up in Mount Pleasant 29464

The dot is this home. The mark in the middle is the typical home in Mount Pleasant 29464.

Estimated value$899,900
CheaperTypical $979,016Pricier

Pricier than 44% of homes nearby

Price per ft²$667
CheaperTypical $472Pricier

Pricier than 77% of homes nearby

Living area1,349 ft²
SmallerTypical 1,926 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.23 ac
SmallerTypical 0.25 acBigger

Bigger than 44% of homes nearby

Year built1964
OlderTypical 1988Newer

Newer than 9% of homes nearby

How 20 Ellen Ave ranks against every home in each area.
MeasureThis homeMount Pleasant 29464Charleston County
Estimated valuepricier than$899,90044% of homes70% of homes
Price per ft²pricier than$66777% of homes84% of homes
Living areabigger than1,349 ft²23% of homes32% of homes
Lot sizebigger than0.23 ac44% of homes49% of homes
Year builtnewer than19649% of homes20% of homes

About 20 Ellen Ave

How much is 20 Ellen Ave, Mount Pleasant, SC worth?

The TopHap Estimate for 20 Ellen Ave, Mount Pleasant, SC is $899,900 as of Sep 24, 2026. The likely range is $849,729 to $950,071. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Ellen Ave, Mount Pleasant, SC last sell?

20 Ellen Ave, Mount Pleasant, SC last sold on Mar 22, 2021 for $544,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 Ellen Ave, Mount Pleasant, SC?

20 Ellen Ave, Mount Pleasant, SC has 3 bedrooms, 2 bathrooms, 1,349 square feet of living space and a 0.23-acre lot.

When was 20 Ellen Ave, Mount Pleasant, SC built?

20 Ellen Ave, Mount Pleasant, SC was built in 1964, making it 62 years old. It is a ranch home. The building has 1 story.

What schools serve 20 Ellen Ave, Mount Pleasant, SC?

20 Ellen Ave, Mount Pleasant, SC is assigned to Moultrie Middle School (middle), rated A+; Mount Pleasant Academy (elementary), rated A+; Lucy Garrett Beckham High School (high), rated A. All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Ellen Ave, Mount Pleasant, SC compare to other homes in Mount Pleasant 29464?

Among the 19,180 homes in Mount Pleasant 29464, it is worth more than 44% of them ($899,900 against a typical $979,016), its price per square foot is higher than 77% of them ($667 against a typical $472), it is bigger than 23% of them (1,349 ft² against a typical 1,926 ft²), its lot is bigger than 44% of them (0.23 ac against a typical 0.25 ac) and it is newer than 9% of them (1964 against a typical 1988). Measured against all of Charleston County, it is worth more than 70% 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 20 Ellen Ave, Mount Pleasant, SC?

The 2024 property tax bill for 20 Ellen Ave, Mount Pleasant, SC was $2,157. The county assessed it at $21,600.

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