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Single Family ResidenceResidential
$236,170$132 / 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 91How 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

100 GRACE ST

UNION, SC 29379
2
Baths
1,785 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.
2.66 ac
Lot SizeThe size of the land the home sits on, from county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$236K
$214K low$258K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$454 (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.$5,210 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$130,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$225,100

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.55
54
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
37
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.17 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
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.2.66
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Monarch Elementary School
Elementary · Grades PK–5 · 1.0 mi
M
Sims Middle SchoolB+
Middle · Grades 6–8 · 1.8 mi
H
Union County High SchoolD-
High · Grades 9–12 · 3.0 mi

District: Union County School District

Neighborhood · ZIP 29379These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.18,493
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.72 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$46,299
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,588
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%

Owner Tools

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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

100 Grace St 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 more than 81% of homes in Union 29379
  • Costs more per square foot than 73% of homes in Union 29379
  • Bigger than 82% of homes in Union County

What homes are worth in Union 29379

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

This home
$43K$438K

This home is worth more than 81% of homes in Union 29379.

How it measures up in Union 29379

The dot is this home. The mark in the middle is the typical home in Union 29379.

Estimated value$236,170
CheaperTypical $149,607Pricier

Pricier than 81% of homes nearby

Price per ft²$132
CheaperTypical $110Pricier

Pricier than 73% of homes nearby

Living area1,785 ft²
SmallerTypical 1,250 ft²Bigger

Bigger than 81% of homes nearby

Lot size2.66 ac
SmallerTypical 2.29 acBigger

Bigger than 55% of homes nearby

How 100 Grace St ranks against every home in each area.
MeasureThis homeUnion 29379Union County
Estimated valuepricier than$236,17081% of homes80% of homes
Price per ft²pricier than$13273% of homes71% of homes
Living areabigger than1,785 ft²81% of homes82% of homes
Lot sizebigger than2.66 ac55% of homes50% of homes

About 100 Grace St

How much is 100 Grace St, Union, SC worth?

The TopHap Estimate for 100 Grace St, Union, SC is $236,170 as of Oct 21, 2026. The likely range is $214,370 to $257,970. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Grace St, Union, SC last sell?

100 Grace St, Union, SC last sold on Feb 20, 2014, according to the county's recorded deed.

How big is 100 Grace St, Union, SC?

100 Grace St, Union, SC has 2 bathrooms, 1,785 square feet of living space and a 2.66-acre lot.

What schools serve 100 Grace St, Union, SC?

100 Grace St, Union, SC is assigned to Monarch Elementary School (elementary); Sims Middle School (middle), rated B+; Union County High School (high), rated D-. All sit in Union County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Grace St, Union, SC compare to other homes in Union 29379?

Among the 7,969 homes in Union 29379, it is worth more than 81% of them ($236,170 against a typical $149,607), its price per square foot is higher than 73% of them ($132 against a typical $110), it is bigger than 81% of them (1,785 ft² against a typical 1,250 ft²) and its lot is bigger than 55% of them (2.66 ac against a typical 2.29 ac). Measured against all of Union County, it is worth more than 80% 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 Grace St, Union, SC?

The 2025 property tax bill for 100 Grace St, Union, SC was $454. The county assessed it at $5,210.

More homes on Grace St

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Assigned schools

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