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Single Family ResidenceResidential
$968,773$241 / 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 91How 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

3385 ROSEMARY LN

ELLICOTT CITY, MD 21042
1
Baths
4,024 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.
5.07 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$969K
$880K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,672 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$734,833 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$699,867
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$769,800

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.18 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyHOWARD
Lot (acres)The size of the land the home sits on, from county records.5.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Vinyl Pool

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Triadelphia Ridge Elementary SchoolA-
Elementary · Grades PK–5 · 1.4 mi
M
Folly Quarter Middle SchoolA
Middle · Grades 6–8 · 1.6 mi
H
Glenelg High SchoolA+
High · Grades 9–12 · 2.4 mi

District: Howard County Public Schools

Neighborhood · ZIP 21042These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.43,959
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,188 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,351
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$201,624
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

3385 Rosemary 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 85% of homes in Howard County
  • Costs less per square foot than 98% of homes in Ellicott City 21042
  • Bigger than 94% of homes in Howard County
  • Has a bigger lot than 98% of homes in Ellicott City 21042
  • Older than 88% of homes in Howard County

What homes are worth in Ellicott City 21042

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

This home
$343K$1.8M

This home is worth more than 78% of homes in Ellicott City 21042.

How it measures up in Ellicott City 21042

The dot is this home. The mark in the middle is the typical home in Ellicott City 21042.

Estimated value$968,773
CheaperTypical $775,908Pricier

Pricier than 78% of homes nearby

Price per ft²$241
CheaperTypical $321Pricier

Pricier than 2% of homes nearby

Living area4,024 ft²
SmallerTypical 2,426 ft²Bigger

Bigger than 90% of homes nearby

Lot size5.07 ac
SmallerTypical 0.47 acBigger

Bigger than 98% of homes nearby

Year built1969
OlderTypical 1988Newer

Newer than 19% of homes nearby

How 3385 Rosemary Ln ranks against every home in each area.
MeasureThis homeEllicott City 21042Howard County
Estimated valuepricier than$968,77378% of homes85% of homes
Price per ft²pricier than$2412% of homes10% of homes
Living areabigger than4,024 ft²90% of homes94% of homes
Lot sizebigger than5.07 ac98% of homes95% of homes
Year builtnewer than196919% of homes12% of homes

About 3385 Rosemary Ln

How much is 3385 Rosemary Ln, Ellicott City, MD worth?

The TopHap Estimate for 3385 Rosemary Ln, Ellicott City, MD is $968,773 as of Aug 30, 2026. The likely range is $880,033 to $1,057,513. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3385 Rosemary Ln, Ellicott City, MD last sell?

3385 Rosemary Ln, Ellicott City, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3385 Rosemary Ln, Ellicott City, MD?

3385 Rosemary Ln, Ellicott City, MD has 1 bathrooms, 4,024 square feet of living space and a 5.07-acre lot.

When was 3385 Rosemary Ln, Ellicott City, MD built?

3385 Rosemary Ln, Ellicott City, MD was built in 1969, making it 57 years old. The building has 2 stories.

What schools serve 3385 Rosemary Ln, Ellicott City, MD?

3385 Rosemary Ln, Ellicott City, MD is assigned to Triadelphia Ridge Elementary School (elementary), rated A-; Folly Quarter Middle School (middle), rated A; Glenelg High School (high), rated A+. All sit in Howard County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3385 Rosemary Ln, Ellicott City, MD compare to other homes in Ellicott City 21042?

Among the 14,376 homes in Ellicott City 21042, it is worth more than 78% of them ($968,773 against a typical $775,908), its price per square foot is higher than 2% of them ($241 against a typical $321), it is bigger than 90% of them (4,024 ft² against a typical 2,426 ft²), its lot is bigger than 98% of them (5.07 ac against a typical 0.47 ac) and it is newer than 19% of them (1969 against a typical 1988). Measured against all of Howard County, it is worth more than 85% 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 3385 Rosemary Ln, Ellicott City, MD?

The 2026 property tax bill for 3385 Rosemary Ln, Ellicott City, MD was $10,672. The county assessed it at $734,833.

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