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Single Family ResidenceResidential
$364,359$154 / 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 92How 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
Last sold for $352,500 on Nov 15, 2024

621 UNION ST

MYRTLE BEACH, SC 29588
4
Beds
3
Baths
2,361 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2018
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$364K
$334K low$395K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$352,500 · Nov 15, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,379 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,225
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$355,622

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
55
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
39
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
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.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyHorry
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

Transaction History(2)

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
St. James High SchoolA-
High · Grades 9–12 · 0.5 mi
M
St. James Middle SchoolB
Middle · Grades 7–8 · 1.0 mi
E
St. James Elementary SchoolC+
Elementary · Grades PK–4 · 1.0 mi

District: Horry County School District

Neighborhood · ZIP 29588These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.205

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.60,964
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,308 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,602
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,001
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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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

621 Union 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 73% of homes in Myrtle Beach 29588
  • Costs less per square foot than 83% of homes in Horry County
  • Bigger than 86% of homes in Horry County
  • Has a smaller lot than 70% of homes in Myrtle Beach 29588
  • Newer than 84% of homes in Horry County

What homes are worth in Myrtle Beach 29588

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

This home
$103K$721K

This home is worth more than 73% of homes in Myrtle Beach 29588.

How it measures up in Myrtle Beach 29588

The dot is this home. The mark in the middle is the typical home in Myrtle Beach 29588.

Estimated value$364,359
CheaperTypical $302,042Pricier

Pricier than 73% of homes nearby

Price per ft²$154
CheaperTypical $181Pricier

Pricier than 20% of homes nearby

Living area2,361 ft²
SmallerTypical 1,630 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.17 ac
SmallerTypical 0.2 acBigger

Bigger than 30% of homes nearby

Year built2018
OlderTypical 2005Newer

Newer than 80% of homes nearby

How 621 Union St ranks against every home in each area.
MeasureThis homeMyrtle Beach 29588Horry County
Estimated valuepricier than$364,35973% of homes63% of homes
Price per ft²pricier than$15420% of homes17% of homes
Living areabigger than2,361 ft²85% of homes86% of homes
Lot sizebigger than0.17 ac30% of homes30% of homes
Year builtnewer than201880% of homes84% of homes

About 621 Union St

How much is 621 Union St, Myrtle Beach, SC worth?

The TopHap Estimate for 621 Union St, Myrtle Beach, SC is $364,359 as of Aug 30, 2026. The likely range is $334,084 to $394,634. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 Union St, Myrtle Beach, SC last sell?

621 Union St, Myrtle Beach, SC last sold on Nov 15, 2024 for $352,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 621 Union St, Myrtle Beach, SC?

621 Union St, Myrtle Beach, SC has 4 bedrooms, 3 bathrooms, 2,361 square feet of living space and a 0.17-acre lot.

When was 621 Union St, Myrtle Beach, SC built?

621 Union St, Myrtle Beach, SC was built in 2018, making it 8 years old. It is a conventional home. The building has 2 stories.

What schools serve 621 Union St, Myrtle Beach, SC?

621 Union St, Myrtle Beach, SC is assigned to St. James High School (high), rated A-; St. James Middle School (middle), rated B; St. James Elementary School (elementary), rated C+. All sit in Horry County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 Union St, Myrtle Beach, SC compare to other homes in Myrtle Beach 29588?

Among the 22,221 homes in Myrtle Beach 29588, it is worth more than 73% of them ($364,359 against a typical $302,042), its price per square foot is higher than 20% of them ($154 against a typical $181), it is bigger than 85% of them (2,361 ft² against a typical 1,630 ft²), its lot is bigger than 30% of them (0.17 ac against a typical 0.2 ac) and it is newer than 80% of them (2018 against a typical 2005). Measured against all of Horry County, it is worth more than 63% 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 621 Union St, Myrtle Beach, SC?

The 2025 property tax bill for 621 Union St, Myrtle Beach, SC was $4,379.

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