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  5. S Frederick Ave

531 S Frederick Ave, Gaithersburg, MD 20877 Property Records

Montgomery County property record for 531 S Frederick Ave, Gaithersburg, MD 20877

Property Summary

Property TypeApartments (5+ Units)
Details78,588 sqft · built 1962
Lot Size1.58 acres (68,825 sqft)
OwnerCompany Name on File
Last Sale$3,955,000 (Jun 2016)
Tax Bill$66,583 (2025)
Deeds & MortgagesJun 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN09-00817662

Property Details

APN / Parcel Number

Primary APN09-00817662
Alternative APN
  • 00817662

Interior

Units58 Units
Stories3 Stories
Building Area78,588 sqft Living Area
1st Floor Area78,588 sqft

Exterior

Year BuiltBuilt 1962
Effective Year BuiltEffective 1962
Exterior MaterialBrick
Construction TypeBrick
Fire ResistanceMasonry Walls, Wood Interior
Lot Area68,825 sqft
View / LotCommercial/Industrial

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHVAC
SewerMunicipal

Location & Zoning

Account Number00817662
Street Address531 S FREDERICK AVE
CityGAITHERSBURG
StateMD
Zip20877-2351
Property CategoryResidential
Property TypeResidential > Multi-Unit > Apartments (5+ Units)
Local Zoning CodeCD
Legal DescriptionVALENTINE GARDENS
Legal SubdivisionGAITHERSBURG TOWN
Legal Block1
Legal Lot Number2
JurisdictionMONTGOMERY MD
Township / Civil Division9
Census Block Group1
Census Block1009
Census Tract700727

Owner

531 S Frederick Ave, a residential property, is owned by a company that bought it in June 2016.

Source: Montgomery County records, as of August 17, 2026

Owner of RecordCompany Name on File
Mailing Address8401 CONNECTICUT AVE, 710, CHEVY CHASE, MD 20815-9819
Owner TypeCompany
VestingCompany

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 14, 2016 · Amount on File
Deed SaleJun 14, 2016 · Amount on File
Prior SaleJan 2, 2013 · Amount on File
Deed Book / Page52224 / 453
Prior Transfer DateDec 20, 2012
Prior Transfer Doc0522240453
Record UpdatedSep 20, 2026

June 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMONTGOMERY MD
Property Address531 S FREDERICK AVE, GAITHERSBURG, MD 20877-2351
Document Number0600260075
Instrument DateJun 30, 2020
Transaction TypeMortgage
Record UpdatedAug 10, 2020
Title CompanyEXPRESS TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address4827 RUGBY AVE #201 BETHESDA MD 208143040, 201, BETHESDA, MD 20814-3040

Mortgage

Document Number0600260075
DateJul 13, 2020
Book Page060026/000075
Lender
NameNEWMARK KNIGHT FRANK
AddressBETHESDA, MD 20814
Agreement
AmountAmount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 531 S Frederick Ave was $66,583.

Source: Montgomery County assessment roll, as of August 17, 2026

Property Jurisdictions

TypeName
StateMaryland
CountyMontgomery County
MunicipalityGaithersburg City
Unified School DistrictMontgomery County Public Schools (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$5,230,200 (+7.76%) Land $1,170,100 Building $4,060,100$5,230,200 (-) Land $1,170,100 Building $4,060,100
2025$66,583.00$4,853,467$5,230,200 Land $1,170,100 Building $4,060,100
2023$4,100,000 Land $1,063,700 Building $3,036,300$4,100,000 Land $1,063,700 Building $3,036,300
2022$54,616.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 531 S Frederick Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective April 12, 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 531 S Frederick Ave is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 98% of the US · lower than 96% of Maryland
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemWASHINGTON SUBURBAN SANITARY COMMISSION
serves 1,900,000 people · EPA ID MD0150005
Water SourceSurface water
Last State InspectionMay 2025
LeadUnder 1 ppb (2018–2020)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 155 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 2,000
Verizon
Fiber · Fixed Wireless in parts of the area		980 / 880

May also be available: Astound Broadband, AT&T.

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