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Single Family ResidenceResidential
$1,135,744$350 / 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 93How 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 $1,016,000 on Apr 3, 2023

3773 ORION LN

MOUNT PLEASANT, SC 29466
5
Beds
3.5
Baths
3,244 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,016,000 · Apr 3, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,815 (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.$40,640 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$21,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,016,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.113 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.66%

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
CountyCHARLESTON
Lot (acres)The size of the land the home sits on, from county records.0.31
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
HeatingThe type of heating system in the home.Heat Pump
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Carolina Park Elementary School
Elementary · Grades KG–5 · 0.7 mi
H
Wando High SchoolA
High · Grades 9–12 · 1.0 mi
M
Thomas C. Cario Middle SchoolA-
Middle · Grades 6–8 · 2.2 mi

District: Charleston County School District

Neighborhood · ZIP 29466These 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.35
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.328

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.43,140
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,077 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,873
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,109
Average tempThe average temperature here across a full year.66°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.63%

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

3773 Orion Ln 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 79% of homes in Charleston County
  • Bigger than 91% of homes in Charleston County
  • Has a bigger lot than 69% of homes in Mount Pleasant 29466
  • Newer than 95% of homes in Charleston County

What homes are worth in Mount Pleasant 29466

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

This home
$335K$2.2M

This home is worth more than 74% of homes in Mount Pleasant 29466.

How it measures up in Mount Pleasant 29466

The dot is this home. The mark in the middle is the typical home in Mount Pleasant 29466.

Estimated value$1,135,744
CheaperTypical $844,951Pricier

Pricier than 74% of homes nearby

Price per ft²$350
CheaperTypical $364Pricier

Pricier than 40% of homes nearby

Living area3,244 ft²
SmallerTypical 2,416 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.31 ac
SmallerTypical 0.23 acBigger

Bigger than 69% of homes nearby

Year built2019
OlderTypical 2004Newer

Newer than 91% of homes nearby

How 3773 Orion Ln ranks against every home in each area.
MeasureThis homeMount Pleasant 29466Charleston County
Estimated valuepricier than$1,135,74474% of homes79% of homes
Price per ft²pricier than$35040% of homes49% of homes
Living areabigger than3,244 ft²81% of homes91% of homes
Lot sizebigger than0.31 ac69% of homes65% of homes
Year builtnewer than201991% of homes95% of homes

About 3773 Orion Ln

How much is 3773 Orion Ln, Mount Pleasant, SC worth?

The TopHap Estimate for 3773 Orion Ln, Mount Pleasant, SC is $1,135,744 as of Sep 24, 2026. The likely range is $1,055,635 to $1,215,853. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3773 Orion Ln, Mount Pleasant, SC last sell?

3773 Orion Ln, Mount Pleasant, SC last sold on Apr 3, 2023 for $1,016,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3773 Orion Ln, Mount Pleasant, SC?

3773 Orion Ln, Mount Pleasant, SC has 5 bedrooms, 3.5 bathrooms, 3,244 square feet of living space and a 0.31-acre lot.

When was 3773 Orion Ln, Mount Pleasant, SC built?

3773 Orion Ln, Mount Pleasant, SC was built in 2019, making it 7 years old. The building has 2 stories.

What schools serve 3773 Orion Ln, Mount Pleasant, SC?

3773 Orion Ln, Mount Pleasant, SC is assigned to Carolina Park Elementary School (elementary); Wando High School (high), rated A; Thomas C. Cario Middle School (middle), rated A-. All sit in Charleston County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3773 Orion Ln, Mount Pleasant, SC compare to other homes in Mount Pleasant 29466?

Among the 17,173 homes in Mount Pleasant 29466, it is worth more than 74% of them ($1,135,744 against a typical $844,951), its price per square foot is higher than 40% of them ($350 against a typical $364), it is bigger than 81% of them (3,244 ft² against a typical 2,416 ft²), its lot is bigger than 69% of them (0.31 ac against a typical 0.23 ac) and it is newer than 91% of them (2019 against a typical 2004). Measured against all of Charleston County, it is worth more than 79% 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 3773 Orion Ln, Mount Pleasant, SC?

The 2025 property tax bill for 3773 Orion Ln, Mount Pleasant, SC was $3,815. The county assessed it at $40,640.

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