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Single Family ResidenceResidential
$324,518$231 / 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 97How 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

6921 GUNDER AVE

MIDDLE RIVER, MD 21220
1
Baths
1,404 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.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$325K
$315K low$334K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$209,518
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$167,614
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.33%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$115,000
ROSEDALE FEDERAL S & L ASSN · R · recorded Oct 21, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,333 (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.$262,300 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$253,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$270,700

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.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.52%
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.0.2 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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.0.17
HeatingThe type of heating system in the home.Steam
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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 · 250 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
Chase Elementary SchoolB+
Elementary · Grades PK–5 · 3.1 mi
M
Middle River Middle SchoolD-
Middle · Grades 6–8 · 5.6 mi
H
Kenwood High SchoolD-
High · Grades 9–12 · 6.7 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

6921 Gunder 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.

  • Has a bigger lot than 65% of homes in Middle River 21220
  • Newer than 90% of homes in Baltimore County

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
$161K$874K

This home is worth more than 46% 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$324,518
CheaperTypical $341,506Pricier

Pricier than 46% of homes nearby

Price per ft²$231
CheaperTypical $222Pricier

Pricier than 56% of homes nearby

Living area1,404 ft²
SmallerTypical 1,410 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.17 ac
SmallerTypical 0.13 acBigger

Bigger than 65% of homes nearby

Year built2002
OlderTypical 1980Newer

Newer than 73% of homes nearby

How 6921 Gunder Ave ranks against every home in each area.
MeasureThis homeMiddle River 21220Baltimore County
Estimated valuepricier than$324,51846% of homes40% of homes
Price per ft²pricier than$23156% of homes47% of homes
Living areabigger than1,404 ft²50% of homes46% of homes
Lot sizebigger than0.17 ac65% of homes53% of homes
Year builtnewer than200273% of homes90% of homes

About 6921 Gunder Ave

How much is 6921 Gunder Ave, Middle River, MD worth?

The TopHap Estimate for 6921 Gunder Ave, Middle River, MD is $324,518 as of Jul 14, 2026. The likely range is $315,404 to $333,632. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6921 Gunder Ave, Middle River, MD last sell?

6921 Gunder Ave, Middle River, MD last sold on Apr 12, 2001, according to the county's recorded deed.

How big is 6921 Gunder Ave, Middle River, MD?

6921 Gunder Ave, Middle River, MD has 1 bathrooms, 1,404 square feet of living space and a 0.17-acre lot.

When was 6921 Gunder Ave, Middle River, MD built?

6921 Gunder Ave, Middle River, MD was built in 2002, making it 24 years old. It is a conventional home. The building has 2 stories.

What schools serve 6921 Gunder Ave, Middle River, MD?

6921 Gunder Ave, Middle River, MD is assigned to Chase Elementary School (elementary), rated B+; Middle River Middle School (middle), rated D-; Kenwood High School (high), rated D-. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6921 Gunder Ave, Middle River, MD compare to other homes in Middle River 21220?

Among the 13,087 homes in Middle River 21220, it is worth more than 46% of them ($324,518 against a typical $341,506), its price per square foot is higher than 56% of them ($231 against a typical $222), it is bigger than 50% of them (1,404 ft² against a typical 1,410 ft²), its lot is bigger than 65% of them (0.17 ac against a typical 0.13 ac) and it is newer than 73% of them (2002 against a typical 1980). Measured against all of Baltimore County, it is worth more than 40% 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 6921 Gunder Ave, Middle River, MD?

The 2025 property tax bill for 6921 Gunder Ave, Middle River, MD was $4,333. The county assessed it at $262,300.

Closest homes

More homes in Middle River 21220

Assigned schools

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