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Single Family ResidenceResidential
$568,763$278 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

13308 OKINAWA AVE

ROCKVILLE, MD 20851
2
Baths
2,048 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$569K
$523K low$615K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,835 (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.$517,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$260,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$256,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$486,967
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$517,000

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
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.30
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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.Deck · 428 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Twinbrook Elementary SchoolB
Elementary · Grades PK–5 · 0.5 mi
H
Richard Montgomery High SchoolA-
High · Grades 9–12 · 1.3 mi
M
Julius West Middle SchoolA
Middle · Grades 6–8 · 2.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20851These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.13,201
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,514 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,758
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,170
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%

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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

13308 Okinawa 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.

  • Worth more than 66% of homes in Rockville 20851
  • Costs less per square foot than 91% of homes in Rockville 20851
  • Bigger than 86% of homes in Rockville 20851
  • Has a bigger lot than 98% of homes in Rockville 20851
  • Older than 95% of homes in Rockville

What homes are worth in Rockville 20851

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

This home
$380K$754K

This home is worth more than 66% of homes in Rockville 20851.

How it measures up in Rockville 20851

The dot is this home. The mark in the middle is the typical home in Rockville 20851.

Estimated value$568,763
CheaperTypical $535,919Pricier

Pricier than 66% of homes nearby

Price per ft²$278
CheaperTypical $362Pricier

Pricier than 9% of homes nearby

Living area2,048 ft²
SmallerTypical 1,479 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.3 ac
SmallerTypical 0.16 acBigger

Bigger than 98% of homes nearby

Year built1949
OlderTypical 1953Newer

Newer than 10% of homes nearby

How 13308 Okinawa Ave ranks against every home in each area.
MeasureThis homeRockvilleRockville 20851Montgomery County
Estimated valuepricier than$568,76336% of homes66% of homes42% of homes
Price per ft²pricier than$27813% of homes9% of homes38% of homes
Living areabigger than2,048 ft²57% of homes86% of homes51% of homes
Lot sizebigger than0.3 ac92% of homes98% of homes78% of homes
Year builtnewer than19495% of homes10% of homes10% of homes

About 13308 Okinawa Ave

How much is 13308 Okinawa Ave, Rockville, MD worth?

The TopHap Estimate for 13308 Okinawa Ave, Rockville, MD is $568,763 as of Aug 30, 2026. The likely range is $522,600 to $614,926. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13308 Okinawa Ave, Rockville, MD last sell?

13308 Okinawa Ave, Rockville, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 13308 Okinawa Ave, Rockville, MD?

13308 Okinawa Ave, Rockville, MD has 2 bathrooms, 2,048 square feet of living space and a 0.30-acre lot.

When was 13308 Okinawa Ave, Rockville, MD built?

13308 Okinawa Ave, Rockville, MD was built in 1949, making it 77 years old. It is a conventional home. The building has 1 story.

What schools serve 13308 Okinawa Ave, Rockville, MD?

13308 Okinawa Ave, Rockville, MD is assigned to Twinbrook Elementary School (elementary), rated B; Richard Montgomery High School (high), rated A-; Julius West Middle School (middle), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13308 Okinawa Ave, Rockville, MD compare to other homes in Rockville 20851?

Among the 3,659 homes in Rockville 20851, it is worth more than 66% of them ($568,763 against a typical $535,919), its price per square foot is higher than 9% of them ($278 against a typical $362), it is bigger than 86% of them (2,048 ft² against a typical 1,479 ft²), its lot is bigger than 98% of them (0.3 ac against a typical 0.16 ac) and it is newer than 10% of them (1949 against a typical 1953). Measured against all of Montgomery County, it is worth more than 42% 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 13308 Okinawa Ave, Rockville, MD?

The 2025 property tax bill for 13308 Okinawa Ave, Rockville, MD was $5,835. The county assessed it at $517,000.

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