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Single Family ResidenceResidential
$467,696$251 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $263,435 on Sep 29, 2008

18 KNOTWEED CT

BLUFFTON, SC 29909
2
Beds
4 / 2
Baths
1,864 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2008
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

$468K
$433K low$502K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$263,435 · Sep 29, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,296 (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.$11,830 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,748
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$443,700

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.48 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.Single Family Residence
CountyBeaufort
Lot (acres)The size of the land the home sits on, from county records.0.21
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(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.

E
Okatie Elementary School
Elementary · Grades PK–5 · 3.8 mi
H
May River High SchoolB-
High · Grades 9–12 · 4.1 mi
M
Bluffton Middle SchoolA
Middle · Grades 6–8 · 4.9 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%

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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

18 Knotweed Ct 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 70% of homes in Beaufort County
  • Has a bigger lot than 71% of homes in Sun City Hilton Head
  • Newer than 81% of homes in Sun City Hilton Head

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
$270K$2.2M

This home is worth more than 43% 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$467,696
CheaperTypical $492,345Pricier

Pricier than 43% of homes nearby

Price per ft²$251
CheaperTypical $246Pricier

Pricier than 55% of homes nearby

Living area1,864 ft²
SmallerTypical 1,978 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.21 ac
SmallerTypical 0.19 acBigger

Bigger than 64% of homes nearby

Year built2008
OlderTypical 2006Newer

Newer than 63% of homes nearby

How 18 Knotweed Ct ranks against every home in each area.
MeasureThis homeSun City Hilton HeadOkatie 29909Beaufort County
Estimated valuepricier than$467,69658% of homes43% of homes41% of homes
Price per ft²pricier than$25164% of homes55% of homes30% of homes
Living areabigger than1,864 ft²56% of homes43% of homes50% of homes
Lot sizebigger than0.21 ac71% of homes64% of homes38% of homes
Year builtnewer than200881% of homes63% of homes81% of homes

About 18 Knotweed Ct

How much is 18 Knotweed Ct, Bluffton, SC worth?

The TopHap Estimate for 18 Knotweed Ct, Bluffton, SC is $467,696 as of Oct 21, 2026. The likely range is $433,068 to $502,324. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Knotweed Ct, Bluffton, SC last sell?

18 Knotweed Ct, Bluffton, SC last sold on Sep 29, 2008 for $263,435, according to the county's recorded deed.

How big is 18 Knotweed Ct, Bluffton, SC?

18 Knotweed Ct, Bluffton, SC has 2 bedrooms, 4 bathrooms, 1,864 square feet of living space and a 0.21-acre lot.

When was 18 Knotweed Ct, Bluffton, SC built?

18 Knotweed Ct, Bluffton, SC was built in 2008, making it 18 years old. The building has 1 story.

What schools serve 18 Knotweed Ct, Bluffton, SC?

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

How does 18 Knotweed Ct, Bluffton, SC compare to other homes in Okatie 29909?

Among the 14,879 homes in Okatie 29909, it is worth more than 43% of them ($467,696 against a typical $492,345), its price per square foot is higher than 55% of them ($251 against a typical $246), it is bigger than 43% of them (1,864 ft² against a typical 1,978 ft²), its lot is bigger than 64% of them (0.21 ac against a typical 0.19 ac) and it is newer than 63% of them (2008 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 18 Knotweed Ct, Bluffton, SC?

The 2025 property tax bill for 18 Knotweed Ct, Bluffton, SC was $1,296. The county assessed it at $11,830.

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