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Single Family ResidenceResidential
$169,000$139 / 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 84How 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

270 MCDONNELL AVE

BILOXI, MS 39531
3
Beds
0
Baths
1,218 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.
1.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$169K
$142K low$196K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$908 (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.$8,123 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,840
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$54,157

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.60 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.1 percent flood zone

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
CountyHARRISON
Lot (acres)The size of the land the home sits on, from county records.1.20
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
Back Bay Elementary SchoolB+
Elementary · Grades KG–4 · 0.6 mi
H
Biloxi High SchoolA
High · Grades 9–12 · 2.1 mi
M
Biloxi Junior High SchoolA
Middle · Grades 7–8 · 2.3 mi

District: Biloxi Public School District

Neighborhood · ZIP 39531These 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.120
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.18,954
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,135 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,430
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,576
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.65 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

270 Mcdonnell Ave 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 73% of homes in Harrison County
  • Costs more per square foot than 69% of homes in Harrison County
  • Smaller than 83% of homes in Harrison County
  • Has a bigger lot than 78% of homes in Biloxi 39531
  • Older than 97% of homes in Biloxi 39531

What homes are worth in Biloxi 39531

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

This home
$88K$733K

This home is worth more than 36% of homes in Biloxi 39531.

How it measures up in Biloxi 39531

The dot is this home. The mark in the middle is the typical home in Biloxi 39531.

Estimated value$169,000
CheaperTypical $197,576Pricier

Pricier than 36% of homes nearby

Price per ft²$139
CheaperTypical $123Pricier

Pricier than 65% of homes nearby

Living area1,218 ft²
SmallerTypical 1,646 ft²Bigger

Bigger than 24% of homes nearby

Lot size1.2 ac
SmallerTypical 0.3 acBigger

Bigger than 78% of homes nearby

Year built1948
OlderTypical 1970Newer

Newer than 3% of homes nearby

How 270 Mcdonnell Ave ranks against every home in each area.
MeasureThis homeBiloxi 39531Harrison County
Estimated valuepricier than$169,00036% of homes27% of homes
Price per ft²pricier than$13965% of homes69% of homes
Living areabigger than1,218 ft²24% of homes17% of homes
Lot sizebigger than1.2 ac78% of homes67% of homes
Year builtnewer than19483% of homes7% of homes

About 270 Mcdonnell Ave

How much is 270 Mcdonnell Ave, Biloxi, MS worth?

The TopHap Estimate for 270 Mcdonnell Ave, Biloxi, MS is $169,000 as of Oct 21, 2026. The likely range is $141,886 to $196,114. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 270 Mcdonnell Ave, Biloxi, MS last sell?

270 Mcdonnell Ave, Biloxi, MS last sold on Jul 1, 2025, according to the county's recorded deed.

How big is 270 Mcdonnell Ave, Biloxi, MS?

270 Mcdonnell Ave, Biloxi, MS has 3 bedrooms, 1,218 square feet of living space and a 1.20-acre lot.

When was 270 Mcdonnell Ave, Biloxi, MS built?

270 Mcdonnell Ave, Biloxi, MS was built in 1948, making it 78 years old. The building has 1 story.

What schools serve 270 Mcdonnell Ave, Biloxi, MS?

270 Mcdonnell Ave, Biloxi, MS is assigned to Back Bay Elementary School (elementary), rated B+; Biloxi High School (high), rated A; Biloxi Junior High School (middle), rated A. All sit in Biloxi Public School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 270 Mcdonnell Ave, Biloxi, MS compare to other homes in Biloxi 39531?

Among the 4,760 homes in Biloxi 39531, it is worth more than 36% of them ($169,000 against a typical $197,576), its price per square foot is higher than 65% of them ($139 against a typical $123), it is bigger than 24% of them (1,218 ft² against a typical 1,646 ft²), its lot is bigger than 78% of them (1.2 ac against a typical 0.3 ac) and it is newer than 3% of them (1948 against a typical 1970). Measured against all of Harrison County, it is worth more than 27% 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 270 Mcdonnell Ave, Biloxi, MS?

The 2025 property tax bill for 270 Mcdonnell Ave, Biloxi, MS was $908. The county assessed it at $8,123.

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