Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$1,184,114$226 / 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 89How 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

431 BACK RIVER NECK RD

BALTIMORE, MD 21221
5
Baths
5,247 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.
4.3 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.1M low$1.3M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,039 (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.$912,033 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$843,567
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$980,500

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.83 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.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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.4.30
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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, Attached
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 · 140 ft²

Transaction History(2)

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
Middleborough Elementary SchoolB
Elementary · Grades PK–5 · 0.4 mi
H
Chesapeake High SchoolD+
High · Grades 9–12 · 0.9 mi
M
Deep Creek Middle SchoolC-
Middle · Grades 6–8 · 1.1 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21221These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.42,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,898 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,330
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,410
Average tempThe average temperature here across a full year.56°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%

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

431 Back River Neck 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.

  • Among the most valuable homes in Essex 21221
  • Among the largest homes in Essex 21221
  • Among the largest lots in Essex 21221
  • Among the newest homes in Baltimore County

What homes are worth in Essex 21221

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

This home
$141K$723K

This home is worth more than almost all homes in Essex 21221.

How it measures up in Essex 21221

The dot is this home. The mark in the middle is the typical home in Essex 21221.

Estimated value$1,184,114
CheaperTypical $287,628Pricier

Pricier than almost all homes nearby

Price per ft²$226
CheaperTypical $208Pricier

Pricier than 64% of homes nearby

Living area5,247 ft²
SmallerTypical 1,248 ft²Bigger

Bigger than almost all homes nearby

Lot size4.3 ac
SmallerTypical 0.16 acBigger

Bigger than almost all homes nearby

Year built2020
OlderTypical 1957Newer

Newer than 96% of homes nearby

How 431 Back River Neck Rd ranks against every home in each area.
MeasureThis homeEssex 21221Baltimore County
Estimated valuepricier than$1,184,114almost all homesalmost all homes
Price per ft²pricier than$22664% of homes47% of homes
Living areabigger than5,247 ft²almost all homesalmost all homes
Lot sizebigger than4.3 acalmost all homes97% of homes
Year builtnewer than202096% of homesalmost all homes

About 431 Back River Neck Rd

How much is 431 Back River Neck Rd, Baltimore, MD worth?

The TopHap Estimate for 431 Back River Neck Rd, Baltimore, MD is $1,184,114 as of Sep 24, 2026. The likely range is $1,052,406 to $1,315,822. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 431 Back River Neck Rd, Baltimore, MD last sell?

431 Back River Neck Rd, Baltimore, MD last sold on Mar 31, 2016, according to the county's recorded deed.

How big is 431 Back River Neck Rd, Baltimore, MD?

431 Back River Neck Rd, Baltimore, MD has 5 bathrooms, 5,247 square feet of living space and a 4.30-acre lot.

When was 431 Back River Neck Rd, Baltimore, MD built?

431 Back River Neck Rd, Baltimore, MD was built in 2020, making it 6 years old. It is a mobile home home. The building has 2 stories.

What schools serve 431 Back River Neck Rd, Baltimore, MD?

431 Back River Neck Rd, Baltimore, MD is assigned to Middleborough Elementary School (elementary), rated B; Chesapeake High School (high), rated D+; Deep Creek Middle School (middle), rated C-. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 431 Back River Neck Rd, Baltimore, MD compare to other homes in Essex 21221?

Among the 12,681 homes in Essex 21221, it is worth more than almost all of them ($1,184,114 against a typical $287,628), its price per square foot is higher than 64% of them ($226 against a typical $208), it is bigger than almost all of them (5,247 ft² against a typical 1,248 ft²), its lot is bigger than almost all of them (4.3 ac against a typical 0.16 ac) and it is newer than 96% of them (2020 against a typical 1957). Measured against all of Baltimore County, it is worth more than almost all 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 431 Back River Neck Rd, Baltimore, MD?

The 2025 property tax bill for 431 Back River Neck Rd, Baltimore, MD was $13,039. The county assessed it at $912,033.

More homes on Back River Neck Rd

Closest homes

More homes in Baltimore 21221

Assigned schools

Explore the area

See this home in context

Open 431 Back River Neck Rd 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