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850 Sligo Ave, Silver Spring, MD 20910 Property Records

Montgomery County property record for 850 Sligo Ave, Silver Spring, MD 20910

Property Summary

Property TypeCommercial Office
Details35,594 sqft · built 1965
Lot Size0.458 acres (19,931 sqft)
OwnerCompany Name on File
Last Sale$4,250,000 (Apr 2017)
Tax Bill$53,976 (2025)
Deeds & MortgagesApr 2017 Sale
Flood ZoneZone X (minimal risk)
APN13-00987137

Property Details

APN / Parcel Number

Primary APN13-00987137
Alternative APN
  • 00987137

Interior

Units26 Units
Stories8 Stories
Building Area35,594 sqft Gross Area
1st Floor Area35,594 sqft
ElevatorElevator

Exterior

Year BuiltBuilt 1965
Effective Year BuiltEffective 1965
Construction TypeBrick
Fire ResistanceFireproof Steel Frame
Lot Area19,931 sqft (0.458 acres)
View / LotCommercial/Industrial

Utilities, Heating & Cooling

Cooling SystemPackage A/C
Heating SystemHVAC
SewerMunicipal

Location & Zoning

Account Number00987137
Street Address850 SLIGO AVE
CitySILVER SPRING
StateMD
Zip20910-4703
Property CategoryCommercial
Property TypeCommercial > Office > Commercial Office
Local Zoning CodeCR3.0
Legal DescriptionPT LTS 18 19 25 26 2 7 28 & 49 SEC 1 BLAIR
Legal SubdivisionBLAIR
Legal BlockA
Legal Lot Number18
JurisdictionMONTGOMERY MD
Township / Civil Division13
Census Block Group3
Census Block3011
Census Tract702402

Owner

850 Sligo Ave, a commercial property, is owned by a company that bought it in April 2017.

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

Owner of RecordCompany Name on File
Mailing Address2718 CENTRAL AVE NE, WASHINGTON, DC 20018-1638
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 SaleApr 7, 2017 · Amount on File
Deed SaleApr 7, 2017 · Amount on File
Prior SaleApr 8, 2013 · Amount on File
Deed Book / Page54094 / 70
Prior Transfer DateMar 28, 2013
Prior Transfer Doc0464550134
Record UpdatedSep 20, 2026

April 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionMONTGOMERY MD
Recording DateApr 7, 2017
Property Address850 SLIGO AVE, SILVER SPRING, MD 20910-4703
Document Number0540940070
Book / Page054094 / 000070
Instrument DateApr 5, 2017
Transaction TypeTransfer
Record UpdatedApr 26, 2017
Title CompanyFEDERAL TITLE, FEDERAL TITLE AND ESCROW COMPANY

Transaction

AmountAmount on Record
Tax$4,250.00
Amount AccuracyConfirmed
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address2718 CENTRAL AVE NE WASHINGTON DC 200181638, WASHINGTON, DC 20018-1638

Tax Assessment & Valuation

The 2025 property tax bill for 850 Sligo Ave was $53,976, up 3.4% from the year before.

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$3,900,000 (-6.4%) Land $2,695,400 Building $1,204,600$3,900,000 (-6.61%) Land $2,695,400 Building $1,204,600
2025$53,976.00 (+3.42%)$4,166,733$4,176,000 Land $2,695,400 Building $1,480,600
2024$52,192.00
2023$4,161,767$4,162,100 Land $2,418,800 Building $1,743,300
2022$50,194.00

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

Flood

FEMA maps place 850 Sligo Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2018.

Source: FEMA National Flood Hazard Layer, effective April 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies2 in force
Nearby Flood Claims1 (2018)
Claims Outside the SFHA1 of 1
Most Recent ClaimMay 2018 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 850 Sligo Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot rated
no burnable land within 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 540 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Xfinity
Cable · Fiber in parts of the area		2,000 / 2,000
Astound Broadband
Cable		1,500 / 50
AT&T
Fixed Wireless		100 / 20
T-Mobile
Fixed Wireless		100 / 20

May also be available: Starry.

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