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Single Family ResidenceResidential
$374,251$248 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $229,000 on Jan 18, 2006

424 CARROLL ISLAND RD

MIDDLE RIVER, MD 21220
2
Baths
1,508 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.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$374K
$338K low$410K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$229,000 · Jan 18, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,950 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$274,700 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$252,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$297,200

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.Split Foyer
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.0.17
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
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 120 ft²Patio · 200 ft²Porch · 120 ft²

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
Seneca Elementary SchoolC-
Elementary · Grades PK–5 · 0.3 mi
H
Chesapeake High SchoolD+
High · Grades 9–12 · 3.2 mi
M
Stemmers Run Middle SchoolD
Middle · Grades 6–8 · 3.8 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21220These 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.107
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 100.48

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.43,388
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,388 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,236
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,046
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

424 Carroll Island Rd 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.

  • Costs more per square foot than 66% of homes in Middle River 21220

What homes are worth in Middle River 21220

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

This home
$163K$872K

This home is worth more than 59% of homes in Middle River 21220.

How it measures up in Middle River 21220

The dot is this home. The mark in the middle is the typical home in Middle River 21220.

Estimated value$374,251
CheaperTypical $341,987Pricier

Pricier than 59% of homes nearby

Price per ft²$248
CheaperTypical $222Pricier

Pricier than 66% of homes nearby

Living area1,508 ft²
SmallerTypical 1,424 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.17 ac
SmallerTypical 0.13 acBigger

Bigger than 64% of homes nearby

Year built1977
OlderTypical 1980Newer

Newer than 48% of homes nearby

How 424 Carroll Island Rd ranks against every home in each area.
MeasureThis homeMiddle River 21220Baltimore County
Estimated valuepricier than$374,25159% of homes54% of homes
Price per ft²pricier than$24866% of homes59% of homes
Living areabigger than1,508 ft²54% of homes53% of homes
Lot sizebigger than0.17 ac64% of homes51% of homes
Year builtnewer than197748% of homes60% of homes

About 424 Carroll Island Rd

How much is 424 Carroll Island Rd, Middle River, MD worth?

The TopHap Estimate for 424 Carroll Island Rd, Middle River, MD is $374,251 as of Jul 14, 2026. The likely range is $338,370 to $410,132. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 424 Carroll Island Rd, Middle River, MD last sell?

424 Carroll Island Rd, Middle River, MD last sold on Jan 18, 2006 for $229,000, according to the county's recorded deed.

How big is 424 Carroll Island Rd, Middle River, MD?

424 Carroll Island Rd, Middle River, MD has 2 bathrooms, 1,508 square feet of living space and a 0.17-acre lot.

When was 424 Carroll Island Rd, Middle River, MD built?

424 Carroll Island Rd, Middle River, MD was built in 1977, making it 49 years old. It is a split foyer home. The building has 1 story.

What schools serve 424 Carroll Island Rd, Middle River, MD?

424 Carroll Island Rd, Middle River, MD is assigned to Seneca Elementary School (elementary), rated C-; Chesapeake High School (high), rated D+; Stemmers Run Middle School (middle), rated D. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 424 Carroll Island Rd, Middle River, MD compare to other homes in Middle River 21220?

Among the 13,091 homes in Middle River 21220, it is worth more than 59% of them ($374,251 against a typical $341,987), its price per square foot is higher than 66% of them ($248 against a typical $222), it is bigger than 54% of them (1,508 ft² against a typical 1,424 ft²), its lot is bigger than 64% of them (0.17 ac against a typical 0.13 ac) and it is newer than 48% of them (1977 against a typical 1980). Measured against all of Baltimore County, it is worth more than 54% 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 424 Carroll Island Rd, Middle River, MD?

The 2024 property tax bill for 424 Carroll Island Rd, Middle River, MD was $3,950. The county assessed it at $274,700.

More homes on Carroll Island Rd

Closest homes

More homes in Middle River 21220

Assigned schools

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