Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$638,927
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 76How 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 $535,000 on May 6, 2026

9 BOAT SLIP

MIDDLE RIVER, MD 21220
0
Baths
1.66 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$639K
$485K low$792K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$535,000 · May 6, 2026

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$12,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$12,000

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.51 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.1.66
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
Seneca Elementary SchoolC-
Elementary · Grades PK–5 · 1.7 mi
M
Stemmers Run Middle SchoolD
Middle · Grades 6–8 · 4.2 mi
H
Kenwood High SchoolD-
High · Grades 9–12 · 4.6 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%

Owner Tools

Do you own this home?
Claim this home

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

9 Boat Slip 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 89% of homes in Middle River 21220
  • Has a bigger lot than 98% 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
$165K$900K

This home is worth more than 89% 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$638,927
CheaperTypical $341,827Pricier

Pricier than 89% of homes nearby

Lot size1.66 ac
SmallerTypical 0.13 acBigger

Bigger than 98% of homes nearby

How 9 Boat Slip ranks against every home in each area.
MeasureThis homeMiddle River 21220Baltimore County
Estimated valuepricier than$638,92789% of homes86% of homes
Lot sizebigger than1.66 ac98% of homes93% of homes

About 9 Boat Slip

How much is 9 Boat Slip, Middle River, MD worth?

The TopHap Estimate for 9 Boat Slip, Middle River, MD is $638,927 as of Jul 14, 2026. The likely range is $485,447 to $792,407. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Boat Slip, Middle River, MD last sell?

9 Boat Slip, Middle River, MD last sold on May 6, 2026 for $535,000, according to the county's recorded deed.

What schools serve 9 Boat Slip, Middle River, MD?

9 Boat Slip, Middle River, MD is assigned to Seneca Elementary School (elementary), rated C-; Stemmers Run 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 9 Boat Slip, Middle River, MD compare to other homes in Middle River 21220?

Among the 13,094 homes in Middle River 21220, it is worth more than 89% of them ($638,927 against a typical $341,827) and its lot is bigger than 98% of them (1.66 ac against a typical 0.13 ac). Measured against all of Baltimore County, it is worth more than 86% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

Closest homes

More homes in Middle River 21220

Assigned schools

Explore the area

See this home in context

Open 9 Boat Slip on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map