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Single Family ResidenceResidential
$282,418$166 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $178,000 on Mar 7, 2018

100 KEYSTONE DR

ANDERSON, SC 29621
3
Beds
3
Baths
1,701 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.
0.57 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$282K
$247K low$318K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$178,000 · Mar 7, 2018
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$109,518
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$87,614
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.63%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$172,900
PRIME LNDG · recorded Jun 21, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,032 (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.$9,050 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$890
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,160
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,050
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$226,310

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyAnderson
Lot (acres)The size of the land the home sits on, from county records.0.57
HeatingThe type of heating system in the home.None

Transaction History(5)

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
Calhoun Academy of the ArtsB
Elementary · Grades KG–5 · 0.7 mi
M
Glenview Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
T. L. Hanna High SchoolA
High · Grades 9–12 · 3.0 mi

District: Anderson School District 5

Neighborhood · ZIP 29621These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.94

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.94%
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.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.47,807
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.548 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,068
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,581
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

100 Keystone 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.

  • Costs more per square foot than 65% of homes in Anderson 29621

What homes are worth in Anderson 29621

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

This home
$62K$835K

This home is worth more than 49% of homes in Anderson 29621.

How it measures up in Anderson 29621

The dot is this home. The mark in the middle is the typical home in Anderson 29621.

Estimated value$282,418
CheaperTypical $287,481Pricier

Pricier than 49% of homes nearby

Price per ft²$166
CheaperTypical $153Pricier

Pricier than 65% of homes nearby

Living area1,701 ft²
SmallerTypical 1,850 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.57 ac
SmallerTypical 0.5 acBigger

Bigger than 57% of homes nearby

Year built1998
OlderTypical 2002Newer

Newer than 39% of homes nearby

How 100 Keystone Dr ranks against every home in each area.
MeasureThis homeAnderson 29621Anderson County
Estimated valuepricier than$282,41849% of homes56% of homes
Price per ft²pricier than$16665% of homes61% of homes
Living areabigger than1,701 ft²42% of homes57% of homes
Lot sizebigger than0.57 ac57% of homes47% of homes
Year builtnewer than199839% of homes45% of homes

About 100 Keystone Dr

How much is 100 Keystone Dr, Anderson, SC worth?

The TopHap Estimate for 100 Keystone Dr, Anderson, SC is $282,418 as of Jul 14, 2026. The likely range is $247,240 to $317,596. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Keystone Dr, Anderson, SC last sell?

100 Keystone Dr, Anderson, SC last sold on Mar 7, 2018 for $178,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 100 Keystone Dr, Anderson, SC?

100 Keystone Dr, Anderson, SC has 3 bedrooms, 3 bathrooms, 1,701 square feet of living space and a 0.57-acre lot.

When was 100 Keystone Dr, Anderson, SC built?

100 Keystone Dr, Anderson, SC was built in 1998, making it 28 years old. The building has 1 story.

What schools serve 100 Keystone Dr, Anderson, SC?

100 Keystone Dr, Anderson, SC is assigned to Calhoun Academy of the Arts (elementary), rated B; Glenview Middle School (middle), rated C+; T. L. Hanna High School (high), rated A. All sit in Anderson School District 5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Keystone Dr, Anderson, SC compare to other homes in Anderson 29621?

Among the 16,691 homes in Anderson 29621, it is worth more than 49% of them ($282,418 against a typical $287,481), its price per square foot is higher than 65% of them ($166 against a typical $153), it is bigger than 42% of them (1,701 ft² against a typical 1,850 ft²), its lot is bigger than 57% of them (0.57 ac against a typical 0.5 ac) and it is newer than 39% of them (1998 against a typical 2002). Measured against all of Anderson County, it is worth more than 56% 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 100 Keystone Dr, Anderson, SC?

The 2025 property tax bill for 100 Keystone Dr, Anderson, SC was $1,032. The county assessed it at $9,050.

Closest homes

More homes in Anderson 29621

Assigned schools

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