Skip to content
Skip to content
TopHapOpen in map
TownhouseResidential
$287,588$226 / 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 96How 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

20 MACKAY LN

BLUFFTON, SC 29909
0
Baths
1,272 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.
3,049 ft²
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$288K
$275K low$300K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$831 (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.$8,240 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$11,312
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$282,800

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

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
CountyBeaufort
Lot (acres)The size of the land the home sits on, from county records.0.07
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

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.

E
Okatie Elementary SchoolA+
Elementary · Grades PK–5 · 3.0 mi
H
May River High SchoolA
High · Grades 9–12 · 5.8 mi
M
Bluffton Middle SchoolB-
Middle · Grades 6–8 · 6.2 mi

District: Beaufort County School District

Neighborhood · ZIP 29909These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.115

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.21,969
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.380 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,451
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$117,593
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

20 Mackay 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.

  • Worth less than 97% of homes in Sun City Hilton Head
  • Costs less per square foot than 83% of homes in Beaufort County
  • Smaller than 93% of homes in Okatie 29909
  • Among the smallest lots in Sun City Hilton Head
  • Older than 82% of homes in Okatie 29909

What homes are worth in Okatie 29909

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

This home
$279K$2.2M

This home is worth more than 3% of homes in Okatie 29909.

How it measures up in Okatie 29909

The dot is this home. The mark in the middle is the typical home in Okatie 29909.

Estimated value$287,588
CheaperTypical $493,496Pricier

Pricier than 3% of homes nearby

Price per ft²$226
CheaperTypical $248Pricier

Pricier than 23% of homes nearby

Living area1,272 ft²
SmallerTypical 1,983 ft²Bigger

Bigger than 7% of homes nearby

Lot size3,049 ft²
SmallerTypical 0.18 acBigger

Bigger than 2% of homes nearby

Year built1999
OlderTypical 2006Newer

Newer than 18% of homes nearby

How 20 Mackay Ln ranks against every home in each area.
MeasureThis homeSun City Hilton HeadOkatie 29909Beaufort County
Estimated valuepricier than$287,5883% of homes3% of homes14% of homes
Price per ft²pricier than$22618% of homes23% of homes17% of homes
Living areabigger than1,272 ft²9% of homes7% of homes22% of homes
Lot sizebigger than3,049 ft²almost no homes2% of homes3% of homes
Year builtnewer than199922% of homes18% of homes54% of homes

About 20 Mackay Ln

How much is 20 Mackay Ln, Bluffton, SC worth?

The TopHap Estimate for 20 Mackay Ln, Bluffton, SC is $287,588 as of Aug 30, 2026. The likely range is $275,466 to $299,709. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Mackay Ln, Bluffton, SC last sell?

20 Mackay Ln, Bluffton, SC last sold on Jul 19, 2018, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 Mackay Ln, Bluffton, SC?

20 Mackay Ln, Bluffton, SC has 1,272 square feet of living space and a 0.07-acre lot.

When was 20 Mackay Ln, Bluffton, SC built?

20 Mackay Ln, Bluffton, SC was built in 1999, making it 27 years old. The building has 1 story.

What schools serve 20 Mackay Ln, Bluffton, SC?

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

How does 20 Mackay Ln, Bluffton, SC compare to other homes in Okatie 29909?

Among the 14,879 homes in Okatie 29909, it is worth more than 3% of them ($287,588 against a typical $493,496), its price per square foot is higher than 23% of them ($226 against a typical $248), it is bigger than 7% of them (1,272 ft² against a typical 1,983 ft²), its lot is bigger than 2% of them (3,049 ft² against a typical 0.18 ac) and it is newer than 18% of them (1999 against a typical 2006). Measured against all of Beaufort County, it is worth more than 14% 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 Mackay Ln, Bluffton, SC?

The 2025 property tax bill for 20 Mackay Ln, Bluffton, SC was $831. The county assessed it at $8,240.

More homes on Mackay Ln

Closest homes

More homes in Bluffton 29909

Assigned schools

Explore the area

See this home in context

Open 20 Mackay Ln 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