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TownhouseResidential
Last sold for $1,006,177 on Nov 12, 2025

4021 ODESSA SHANNON WAY

ROCKVILLE, MD 20850
4 / 2
Baths
2,866 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.
1,147 ft²
Lot SizeThe size of the land the home sits on, from county records.
2025
Year BuiltThe year the home was originally built, according to county records.
4
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,006,177 · Nov 12, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,240 (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.$723,833 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$168,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$765,400

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.8
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
12
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.03
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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

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
Washington Grove Elementary SchoolC+
Elementary · Grades PK–5 · 0.9 mi
H
Gaithersburg High SchoolD
High · Grades 9–12 · 1.6 mi
M
Gaithersburg Middle SchoolD
Middle · Grades 6–8 · 1.8 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20850These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.51,693
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,703 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,425
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,183
Average tempThe average temperature here across a full year.54°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%

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

4021 Odessa Shannon Way 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.

  • Bigger than 83% of homes in Rockville
  • Has a smaller lot than 92% of homes in Montgomery County
  • Among the newest homes in Rockville

How it measures up in Rockville 20850

The dot is this home. The mark in the middle is the typical home in Rockville 20850.

Living area2,866 ft²
SmallerTypical 2,032 ft²Bigger

Bigger than 75% of homes nearby

Lot size1,147 ft²
SmallerTypical 4,138 ft²Bigger

Bigger than 13% of homes nearby

Year built2025
OlderTypical 1991Newer

Newer than almost all homes nearby

How 4021 Odessa Shannon Way ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Living areabigger than2,866 ft²83% of homes75% of homes75% of homes
Lot sizebigger than1,147 ft²10% of homes13% of homes8% of homes
Year builtnewer than2025almost all homesalmost all homesalmost all homes

About 4021 Odessa Shannon Way

When did 4021 Odessa Shannon Way, Rockville, MD last sell?

4021 Odessa Shannon Way, Rockville, MD last sold on Nov 12, 2025 for $1,006,177, according to the county's recorded deed.

How big is 4021 Odessa Shannon Way, Rockville, MD?

4021 Odessa Shannon Way, Rockville, MD has 4 bathrooms, 2,866 square feet of living space and a 0.03-acre lot.

When was 4021 Odessa Shannon Way, Rockville, MD built?

4021 Odessa Shannon Way, Rockville, MD was built in 2025, making it 1 years old. It is a townhouse home. The building has 4 stories.

What schools serve 4021 Odessa Shannon Way, Rockville, MD?

4021 Odessa Shannon Way, Rockville, MD is assigned to Washington Grove Elementary School (elementary), rated C+; Gaithersburg High School (high), rated D; Gaithersburg Middle School (middle), rated D. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4021 Odessa Shannon Way, Rockville, MD compare to other homes in Rockville 20850?

Among the 14,094 homes in Rockville 20850, it is bigger than 75% of them (2,866 ft² against a typical 2,032 ft²), its lot is bigger than 13% of them (1,147 ft² against a typical 4,138 ft²) and it is newer than almost all of them (2025 against a typical 1991). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4021 Odessa Shannon Way, Rockville, MD?

The 2025 property tax bill for 4021 Odessa Shannon Way, Rockville, MD was $2,240. The county assessed it at $723,833.

Closest homes

More homes in Rockville 20850

Assigned schools

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