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Apartments (Generic)Residential
Last sold for $4,175,000 on May 14, 2026

100 E ARGYLE ST

ROCKVILLE, MD 20850
0
Baths
21,393 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.
0.41 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.
2
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.$4,175,000 · May 14, 2026
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.$5,888,551
MONTGOMERY COUNTY CREDIT UNION · 6.46% · recorded May 14, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$44,862 (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.$3,262,133 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,978,167
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,546,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Apartments (Generic)
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.41
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Chilled Water
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Commercial/Industrial

Transaction History(8)

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.

H
Richard Montgomery High SchoolA-
High · Grades 9–12 · 0.3 mi
E
Bayard Rustin Elementary SchoolB
Elementary · Grades KG–5 · 0.7 mi
M
Julius West Middle SchoolA
Middle · Grades 6–8 · 0.7 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.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

100 E Argyle St 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 largest homes in Rockville
  • Has a bigger lot than 97% of homes in Rockville
  • Older than 96% of homes in Rockville 20850

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 area21,393 ft²
SmallerTypical 2,032 ft²Bigger

Bigger than almost all homes nearby

Lot size0.41 ac
SmallerTypical 0.1 acBigger

Bigger than 92% of homes nearby

Year built1949
OlderTypical 1989Newer

Newer than 4% of homes nearby

How 100 E Argyle St ranks against every home in each area.
MeasureThis homeRockvilleRockville 20850Montgomery County
Living areabigger than21,393 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.41 ac97% of homes92% of homes85% of homes
Year builtnewer than19495% of homes4% of homes10% of homes

About 100 E Argyle St

When did 100 E Argyle St, Rockville, MD last sell?

100 E Argyle St, Rockville, MD last sold on May 14, 2026 for $4,175,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 100 E Argyle St, Rockville, MD?

100 E Argyle St, Rockville, MD has 21,393 square feet of living space and a 0.41-acre lot.

When was 100 E Argyle St, Rockville, MD built?

100 E Argyle St, Rockville, MD was built in 1949, making it 77 years old. The building has 2 stories.

What schools serve 100 E Argyle St, Rockville, MD?

100 E Argyle St, Rockville, MD is assigned to Richard Montgomery High School (high), rated A-; Bayard Rustin Elementary School (elementary), rated B; 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 100 E Argyle St, Rockville, MD compare to other homes in Rockville 20850?

Among the 13,722 homes in Rockville 20850, it is bigger than almost all of them (21,393 ft² against a typical 2,032 ft²), its lot is bigger than 92% of them (0.41 ac against a typical 0.1 ac) and it is newer than 4% of them (1949 against a typical 1989). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 100 E Argyle St, Rockville, MD?

The 2025 property tax bill for 100 E Argyle St, Rockville, MD was $44,862. The county assessed it at $3,262,133.

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Assigned schools

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