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Single Family ResidenceResidential
$256,128$202 / 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 Sep 24, 2026
Last sold for $195,000 on Dec 6, 2021

518 MORTAR DR

DUNCAN, SC 29334
3
Beds
2
Baths
1,266 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$256K
$245K low$267K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$195,000 · Dec 6, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,426 (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.$8,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,768
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,332
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$202,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySpartanburg
Lot (acres)The size of the land the home sits on, from county records.0.18
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 200 ft²Porch · 68 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.

H
James F. Byrnes High SchoolA-
High · Grades 10–12 · 0.5 mi
E
Duncan Elementary School of the ArtsA-
Elementary · Grades PK–5 · 0.7 mi
M
Beech Springs Middle SchoolA
Middle · Grades 6–8 · 1.1 mi

District: Spartanburg School District 5

Neighborhood · ZIP 29334These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.19,806
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.887 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,137
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,412
Average tempThe average temperature here across a full year.60°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.61%

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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

518 Mortar Dr 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 69% of homes in Duncan 29334
  • Costs more per square foot than 92% of homes in Duncan 29334
  • Smaller than 83% of homes in Duncan 29334
  • Has a smaller lot than 86% of homes in Spartanburg County
  • Newer than 80% of homes in Spartanburg County

What homes are worth in Duncan 29334

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

This home
$124K$679K

This home is worth more than 31% of homes in Duncan 29334.

How it measures up in Duncan 29334

The dot is this home. The mark in the middle is the typical home in Duncan 29334.

Estimated value$256,128
CheaperTypical $301,420Pricier

Pricier than 31% of homes nearby

Price per ft²$202
CheaperTypical $157Pricier

Pricier than 92% of homes nearby

Living area1,266 ft²
SmallerTypical 1,868 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.18 ac
SmallerTypical 0.31 acBigger

Bigger than 22% of homes nearby

Year built2013
OlderTypical 2004Newer

Newer than 60% of homes nearby

How 518 Mortar Dr ranks against every home in each area.
MeasureThis homeDuncan 29334Spartanburg County
Estimated valuepricier than$256,12831% of homes46% of homes
Price per ft²pricier than$20292% of homes87% of homes
Living areabigger than1,266 ft²17% of homes29% of homes
Lot sizebigger than0.18 ac22% of homes14% of homes
Year builtnewer than201360% of homes80% of homes

About 518 Mortar Dr

How much is 518 Mortar Dr, Duncan, SC worth?

The TopHap Estimate for 518 Mortar Dr, Duncan, SC is $256,128 as of Sep 24, 2026. The likely range is $245,136 to $267,120. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 518 Mortar Dr, Duncan, SC last sell?

518 Mortar Dr, Duncan, SC last sold on Dec 6, 2021 for $195,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 518 Mortar Dr, Duncan, SC?

518 Mortar Dr, Duncan, SC has 3 bedrooms, 2 bathrooms, 1,266 square feet of living space and a 0.18-acre lot.

When was 518 Mortar Dr, Duncan, SC built?

518 Mortar Dr, Duncan, SC was built in 2013, making it 13 years old. The building has 1 story.

What schools serve 518 Mortar Dr, Duncan, SC?

518 Mortar Dr, Duncan, SC is assigned to James F. Byrnes High School (high), rated A-; Duncan Elementary School of the Arts (elementary), rated A-; Beech Springs Middle School (middle), rated A. All sit in Spartanburg School District 5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 518 Mortar Dr, Duncan, SC compare to other homes in Duncan 29334?

Among the 6,706 homes in Duncan 29334, it is worth more than 31% of them ($256,128 against a typical $301,420), its price per square foot is higher than 92% of them ($202 against a typical $157), it is bigger than 17% of them (1,266 ft² against a typical 1,868 ft²), its lot is bigger than 22% of them (0.18 ac against a typical 0.31 ac) and it is newer than 60% of them (2013 against a typical 2004). Measured against all of Spartanburg County, it is worth more than 46% 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 518 Mortar Dr, Duncan, SC?

The 2025 property tax bill for 518 Mortar Dr, Duncan, SC was $1,426. The county assessed it at $8,100.

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