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Single Family ResidenceResidential
$78,141$73 / 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 69How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

404 HART ST

UNION, SC 29379
1
Baths
1,072 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.
1.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1
StoriesHow many floors the home has above ground.

Valuation

$78K
$54K low$102K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$180
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$590
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$19,320
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$40,600

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.44
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
8
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.
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.1.15
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
Foster Park Elementary SchoolC-
Elementary · Grades PK–5 · 1.5 mi
M
Sims Middle SchoolB-
Middle · Grades 6–8 · 1.8 mi
H
Union County High SchoolD+
High · Grades 9–12 · 3.5 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%

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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

404 Hart 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 less than 84% of homes in Union 29379
  • Costs less per square foot than 83% of homes in Union 29379
  • Smaller than 69% of homes in Union 29379
  • Has a smaller lot than 74% 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
$46K$426K

This home is worth more than 16% 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$78,141
CheaperTypical $146,406Pricier

Pricier than 16% of homes nearby

Price per ft²$73
CheaperTypical $108Pricier

Pricier than 17% of homes nearby

Living area1,072 ft²
SmallerTypical 1,260 ft²Bigger

Bigger than 31% of homes nearby

Lot size1.15 ac
SmallerTypical 2.29 acBigger

Bigger than 28% of homes nearby

How 404 Hart St ranks against every home in each area.
MeasureThis homeUnion 29379Union County
Estimated valuepricier than$78,14116% of homes18% of homes
Price per ft²pricier than$7317% of homes19% of homes
Living areabigger than1,072 ft²31% of homes32% of homes
Lot sizebigger than1.15 ac28% of homes26% of homes

About 404 Hart St

How much is 404 Hart St, Union, SC worth?

The TopHap Estimate for 404 Hart St, Union, SC is $78,141 as of Aug 30, 2026. The likely range is $54,016 to $102,266. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 404 Hart St, Union, SC last sell?

404 Hart St, Union, SC last sold on Jun 16, 2009, according to the county's recorded deed.

How big is 404 Hart St, Union, SC?

404 Hart St, Union, SC has 1 bathrooms, 1,072 square feet of living space and a 1.15-acre lot.

What schools serve 404 Hart St, Union, SC?

404 Hart St, Union, SC is assigned to Foster Park Elementary School (elementary), rated C-; 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 404 Hart St, Union, SC compare to other homes in Union 29379?

Among the 7,969 homes in Union 29379, it is worth more than 16% of them ($78,141 against a typical $146,406), its price per square foot is higher than 17% of them ($73 against a typical $108), it is bigger than 31% of them (1,072 ft² against a typical 1,260 ft²) and its lot is bigger than 28% of them (1.15 ac against a typical 2.29 ac). Measured against all of Union County, it is worth more than 18% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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