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Single Family ResidenceResidential
$509,169$331 / 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 Jul 14, 2026
Last sold for $139,000 on May 3, 1999

305 SILVER ROCK RD

ROCKVILLE, MD 20851
1.5
Baths
1,536 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$509K
$466K low$552K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$139,000 · May 3, 1999
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.$278,057
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$222,446
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.46%
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.$138,900
F & M MORTGAGE CO · recorded May 3, 1999
2nd 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.$92,212
JPMORGAN CHASE BANK NA

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,779 (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.$350,167 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$340,933
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$359,400

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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.21
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.Yes
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.Porch · 132 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
Meadow Hall Elementary SchoolC-
Elementary · Grades KG–5 · 0.7 mi
H
Rockville High SchoolB-
High · Grades 9–12 · 0.7 mi
M
Earle B. Wood Middle SchoolB-
Middle · Grades 6–8 · 1.4 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%

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

305 Silver Rock 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.

  • Worth less than 74% of homes in Rockville
  • Smaller than 69% of homes in Montgomery County
  • Has a bigger lot than 85% of homes in Rockville 20851
  • Older than 82% of homes in Montgomery County

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
$372K$754K

This home is worth more than 38% 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$509,169
CheaperTypical $532,486Pricier

Pricier than 38% of homes nearby

Price per ft²$331
CheaperTypical $359Pricier

Pricier than 37% of homes nearby

Living area1,536 ft²
SmallerTypical 1,479 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.21 ac
SmallerTypical 0.16 acBigger

Bigger than 85% of homes nearby

Year built1955
OlderTypical 1953Newer

Newer than 73% of homes nearby

How 305 Silver Rock Rd ranks against every home in each area.
MeasureThis homeRockvilleRockville 20851Montgomery County
Estimated valuepricier than$509,16926% of homes38% of homes33% of homes
Price per ft²pricier than$33139% of homes37% of homes61% of homes
Living areabigger than1,536 ft²35% of homes56% of homes31% of homes
Lot sizebigger than0.21 ac70% of homes85% of homes62% of homes
Year builtnewer than195523% of homes73% of homes18% of homes

About 305 Silver Rock Rd

How much is 305 Silver Rock Rd, Rockville, MD worth?

The TopHap Estimate for 305 Silver Rock Rd, Rockville, MD is $509,169 as of Jul 14, 2026. The likely range is $466,124 to $552,214. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 305 Silver Rock Rd, Rockville, MD last sell?

305 Silver Rock Rd, Rockville, MD last sold on May 3, 1999 for $139,000, according to the county's recorded deed.

How big is 305 Silver Rock Rd, Rockville, MD?

305 Silver Rock Rd, Rockville, MD has 1.5 bathrooms, 1,536 square feet of living space and a 0.21-acre lot.

When was 305 Silver Rock Rd, Rockville, MD built?

305 Silver Rock Rd, Rockville, MD was built in 1955, making it 71 years old. It is a bi-level home. The building has 2 stories.

What schools serve 305 Silver Rock Rd, Rockville, MD?

305 Silver Rock Rd, Rockville, MD is assigned to Meadow Hall Elementary School (elementary), rated C-; Rockville High School (high), rated B-; Earle B. Wood Middle School (middle), rated B-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 305 Silver Rock Rd, Rockville, MD compare to other homes in Rockville 20851?

Among the 3,658 homes in Rockville 20851, it is worth more than 38% of them ($509,169 against a typical $532,486), its price per square foot is higher than 37% of them ($331 against a typical $359), it is bigger than 56% of them (1,536 ft² against a typical 1,479 ft²), its lot is bigger than 85% of them (0.21 ac against a typical 0.16 ac) and it is newer than 73% of them (1955 against a typical 1953). Measured against all of Montgomery County, it is worth more than 33% 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 305 Silver Rock Rd, Rockville, MD?

The 2025 property tax bill for 305 Silver Rock Rd, Rockville, MD was $4,779. The county assessed it at $350,167.

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