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TownhouseResidential
$467,975$238 / 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 98How 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 $469,000 on Aug 31, 2026

20 MERCER ST

BLUFFTON, SC 29910
3 / 2
Baths
1,964 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.
2,614 ft²
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$468K
$459K low$477K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$469,000 · Aug 31, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,621 (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.$18,400 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$360
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$459,900

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.49
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
35
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
85
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
21
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.60 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyBEAUFORT
Lot (acres)The size of the land the home sits on, from county records.0.06
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Heat Pump
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Bluffton Middle SchoolB-
Middle · Grades 6–8 · 2.8 mi
E
Okatie Elementary SchoolA+
Elementary · Grades PK–5 · 3.1 mi
H
May River High SchoolA
High · Grades 9–12 · 5.5 mi

District: Beaufort County School District

Neighborhood · ZIP 29910These 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.58
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 100.107

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.53,449
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.427 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,493
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,092
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.53 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 Mercer 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.

  • Costs less per square foot than 77% of homes in Beaufort County
  • Has a smaller lot than 97% of homes in Beaufort County
  • Among the newest homes in Bluffton 29910

What homes are worth in Bluffton 29910

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

This home
$165K$4.1M

This home is worth more than 40% of homes in Bluffton 29910.

How it measures up in Bluffton 29910

The dot is this home. The mark in the middle is the typical home in Bluffton 29910.

Estimated value$467,975
CheaperTypical $533,220Pricier

Pricier than 40% of homes nearby

Price per ft²$238
CheaperTypical $264Pricier

Pricier than 33% of homes nearby

Living area1,964 ft²
SmallerTypical 2,142 ft²Bigger

Bigger than 43% of homes nearby

Lot size2,614 ft²
SmallerTypical 0.24 acBigger

Bigger than 5% of homes nearby

Year built2024
OlderTypical 2006Newer

Newer than almost all homes nearby

How 20 Mercer St ranks against every home in each area.
MeasureThis homeBluffton 29910Beaufort County
Estimated valuepricier than$467,97540% of homes41% of homes
Price per ft²pricier than$23833% of homes23% of homes
Living areabigger than1,964 ft²43% of homes54% of homes
Lot sizebigger than2,614 ft²5% of homes3% of homes
Year builtnewer than2024almost all homesalmost all homes

About 20 Mercer St

How much is 20 Mercer St, Bluffton, SC worth?

The TopHap Estimate for 20 Mercer St, Bluffton, SC is $467,975 as of Sep 24, 2026. The likely range is $459,054 to $476,896. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Mercer St, Bluffton, SC last sell?

20 Mercer St, Bluffton, SC last sold on Aug 31, 2026 for $469,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Mercer St, Bluffton, SC?

20 Mercer St, Bluffton, SC has 3 bathrooms, 1,964 square feet of living space and a 0.06-acre lot.

When was 20 Mercer St, Bluffton, SC built?

20 Mercer St, Bluffton, SC was built in 2024, making it 2 years old. It is a townhouse home. The building has 1 story.

What schools serve 20 Mercer St, Bluffton, SC?

20 Mercer St, Bluffton, SC is assigned to Bluffton Middle School (middle), rated B-; Okatie Elementary School (elementary), rated A+; May River High School (high), rated A. All sit in Beaufort County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Mercer St, Bluffton, SC compare to other homes in Bluffton 29910?

Among the 21,584 homes in Bluffton 29910, it is worth more than 40% of them ($467,975 against a typical $533,220), its price per square foot is higher than 33% of them ($238 against a typical $264), it is bigger than 43% of them (1,964 ft² against a typical 2,142 ft²), its lot is bigger than 5% of them (2,614 ft² against a typical 0.24 ac) and it is newer than almost all of them (2024 against a typical 2006). Measured against all of Beaufort County, it is worth more than 41% 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 Mercer St, Bluffton, SC?

The 2025 property tax bill for 20 Mercer St, Bluffton, SC was $2,621. The county assessed it at $18,400.

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