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Single Family ResidenceResidential
$388,154$158 / 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 94How 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 $275,000 on Feb 9, 2021

1921 ALLISON CIR

ROCK HILL, SC 29732
3 / 1
Baths
2,450 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$388K
$366K low$410K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$275,000 · Feb 9, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,713 (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.$12,544 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,916
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,628
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,907
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$360,100

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.53
41
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
90
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.
48
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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyYork
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2010
Lot (acres)The size of the land the home sits on, from county records.1.00
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 452 ft²Porch · 16 ft²

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.

M
Dutchman Creek Middle SchoolC
Middle · Grades 6–8 · 2.3 mi
E
Mount Gallant Elementary SchoolA-
Elementary · Grades KG–5 · 2.4 mi
H
Northwestern High SchoolB
High · Grades 9–12 · 5.6 mi

District: York School District 3

Neighborhood · ZIP 29732These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
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.62,912
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,142 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,693
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,245
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

1921 Allison Cir 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 84% of homes in Rock Hill 29732
  • Bigger than 78% of homes in Rock Hill 29732
  • Has a bigger lot than 89% of homes in Rock Hill 29732
  • Newer than 82% of homes in Rock Hill 29732

What homes are worth in Rock Hill 29732

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

This home
$111K$896K

This home is worth more than 64% of homes in Rock Hill 29732.

How it measures up in Rock Hill 29732

The dot is this home. The mark in the middle is the typical home in Rock Hill 29732.

Estimated value$388,154
CheaperTypical $334,500Pricier

Pricier than 64% of homes nearby

Price per ft²$158
CheaperTypical $191Pricier

Pricier than 16% of homes nearby

Living area2,450 ft²
SmallerTypical 1,748 ft²Bigger

Bigger than 78% of homes nearby

Lot size1 ac
SmallerTypical 1 acBigger

Bigger than 89% of homes nearby

Year built2006
OlderTypical 1996Newer

Newer than 82% of homes nearby

How 1921 Allison Cir ranks against every home in each area.
MeasureThis homeRock Hill 29732York County
Estimated valuepricier than$388,15464% of homes55% of homes
Price per ft²pricier than$15816% of homes21% of homes
Living areabigger than2,450 ft²78% of homes71% of homes
Lot sizebigger than1 ac89% of homes80% of homes
Year builtnewer than200682% of homes66% of homes

About 1921 Allison Cir

How much is 1921 Allison Cir, Rock Hill, SC worth?

The TopHap Estimate for 1921 Allison Cir, Rock Hill, SC is $388,154 as of Sep 24, 2026. The likely range is $366,318 to $409,990. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1921 Allison Cir, Rock Hill, SC last sell?

1921 Allison Cir, Rock Hill, SC last sold on Feb 9, 2021 for $275,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1921 Allison Cir, Rock Hill, SC?

1921 Allison Cir, Rock Hill, SC has 3 bathrooms, 2,450 square feet of living space and a 1.00-acre lot.

When was 1921 Allison Cir, Rock Hill, SC built?

1921 Allison Cir, Rock Hill, SC was built in 2006, making it 20 years old. The building has 2 stories.

What schools serve 1921 Allison Cir, Rock Hill, SC?

1921 Allison Cir, Rock Hill, SC is assigned to Dutchman Creek Middle School (middle), rated C; Mount Gallant Elementary School (elementary), rated A-; Northwestern High School (high), rated B. All sit in York School District 3. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1921 Allison Cir, Rock Hill, SC compare to other homes in Rock Hill 29732?

Among the 21,260 homes in Rock Hill 29732, it is worth more than 64% of them ($388,154 against a typical $334,500), its price per square foot is higher than 16% of them ($158 against a typical $191), it is bigger than 78% of them (2,450 ft² against a typical 1,748 ft²), its lot is bigger than 89% of them (1 ac against a typical 1 ac) and it is newer than 82% of them (2006 against a typical 1996). Measured against all of York County, it is worth more than 55% 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 1921 Allison Cir, Rock Hill, SC?

The 2025 property tax bill for 1921 Allison Cir, Rock Hill, SC was $1,713. The county assessed it at $12,544.

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