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Single Family ResidenceResidential
$444,975$293 / 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 96How 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 $335,000 on Nov 17, 2020

307 JOHN AVE

LINTHICUM HEIGHTS, MD 21090
2
Baths
1,518 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.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$445K
$426K low$464K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Nov 17, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,024 (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.$344,467 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$340,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$353,000

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.19
40
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
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.8 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.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
CountyANNE ARUNDEL
Lot (acres)The size of the land the home sits on, from county records.0.31
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.Yes
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.Shed · 196 ft²Patio · 110 ft²Porch · 228 ft²

Transaction History(3)

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
Linthicum Elementary SchoolB
Elementary · Grades PK–5 · 0.8 mi
M
Lindale Middle SchoolC
Middle · Grades 6–8 · 1.2 mi
H
North County High SchoolC
High · Grades 9–12 · 1.7 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21090These 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.99
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 100.44

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
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.10,743
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,566 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,288
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,142
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

307 John 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.

  • Costs more per square foot than 75% of homes in Linthicum Heights 21090
  • Smaller than 70% of homes in Linthicum Heights 21090
  • Has a bigger lot than 80% of homes in Linthicum Heights 21090
  • Older than 88% of homes in Anne Arundel County

What homes are worth in Linthicum Heights 21090

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

This home
$295K$720K

This home is worth more than 47% of homes in Linthicum Heights 21090.

How it measures up in Linthicum Heights 21090

The dot is this home. The mark in the middle is the typical home in Linthicum Heights 21090.

Estimated value$444,975
CheaperTypical $451,044Pricier

Pricier than 47% of homes nearby

Price per ft²$293
CheaperTypical $255Pricier

Pricier than 75% of homes nearby

Living area1,518 ft²
SmallerTypical 1,788 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.31 ac
SmallerTypical 0.21 acBigger

Bigger than 80% of homes nearby

Year built1951
OlderTypical 1957Newer

Newer than 23% of homes nearby

How 307 John Ave ranks against every home in each area.
MeasureThis homeLinthicum Heights 21090Anne Arundel County
Estimated valuepricier than$444,97547% of homes38% of homes
Price per ft²pricier than$29375% of homes61% of homes
Living areabigger than1,518 ft²30% of homes31% of homes
Lot sizebigger than0.31 ac80% of homes68% of homes
Year builtnewer than195123% of homes12% of homes

About 307 John Ave

How much is 307 John Ave, Linthicum Heights, MD worth?

The TopHap Estimate for 307 John Ave, Linthicum Heights, MD is $444,975 as of Sep 24, 2026. The likely range is $426,117 to $463,833. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 307 John Ave, Linthicum Heights, MD last sell?

307 John Ave, Linthicum Heights, MD last sold on Nov 17, 2020 for $335,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 307 John Ave, Linthicum Heights, MD?

307 John Ave, Linthicum Heights, MD has 2 bathrooms, 1,518 square feet of living space and a 0.31-acre lot.

When was 307 John Ave, Linthicum Heights, MD built?

307 John Ave, Linthicum Heights, MD was built in 1951, making it 75 years old. It is a conventional home. The building has 1 story.

What schools serve 307 John Ave, Linthicum Heights, MD?

307 John Ave, Linthicum Heights, MD is assigned to Linthicum Elementary School (elementary), rated B; Lindale Middle School (middle), rated C; North County High School (high), rated C. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 307 John Ave, Linthicum Heights, MD compare to other homes in Linthicum Heights 21090?

Among the 3,580 homes in Linthicum Heights 21090, it is worth more than 47% of them ($444,975 against a typical $451,044), its price per square foot is higher than 75% of them ($293 against a typical $255), it is bigger than 30% of them (1,518 ft² against a typical 1,788 ft²), its lot is bigger than 80% of them (0.31 ac against a typical 0.21 ac) and it is newer than 23% of them (1951 against a typical 1957). Measured against all of Anne Arundel County, it is worth more than 38% 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 307 John Ave, Linthicum Heights, MD?

The 2025 property tax bill for 307 John Ave, Linthicum Heights, MD was $4,024. The county assessed it at $344,467.

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