Montgomery County property record for 605 Sligo Ave, Silver Spring, MD 20910
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 77,105 sqft · built 1960 |
| Lot Size | 0.677 acres (29,474 sqft) |
| Owner | Company Name on File |
| Last Sale | $15,500,000 (Mar 2025) |
| Tax Bill | $74,885 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-00966283 |
| Primary APN | 13-00966283 |
|---|---|
| Alternative APN |
|
| Units | 64 Units |
|---|---|
| Building Area | 77,105 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Lot Area | 29,474 sqft (0.677 acres) |
| View / Lot | Commercial/Industrial |
| Sewer | Connected |
|---|
| Account Number | 00966283 |
|---|---|
| Street Address | 605 SLIGO AVE |
| City | SILVER SPRING |
| State | MD |
| Zip | 20910 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | R10 |
| Legal Description | LOT ON BLAIR RD |
| Legal Subdivision | CLOUIN COURSE & DUBLIN FARM |
| Legal Block | 3 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 702402 |
605 Sligo Ave, a residential property, is owned by a company that bought it in March 2025.
Source: Montgomery County records, as of August 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 519 11TH ST SE, WASHINGTON, DC 20003-2831 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 19, 2025 · Amount on File |
| Deed Sale | Mar 19, 2025 · Amount on File |
| Prior Sale | Feb 2, 1999 · Amount on File |
| Deed Book / Page | 68973 / 285 |
| Prior Transfer Date | Mar 13, 2025 |
| Prior Transfer Doc | 0689730285 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 605 Sligo Ave was $74,885, up 8.5% from the year before.
Source: Montgomery County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Unified School District | Montgomery County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,645,433 (+7.12%) | $7,087,400 (-) Land $1,753,900 Building $5,333,500 | |
| 2025 | $74,885.00 (+8.48%) | $6,203,467 | $7,087,400 Land $1,753,900 Building $5,333,500 |
| 2024 | $69,030.00 | ||
| 2023 | $6,201,300 Land $1,565,900 Building $4,635,400 | $6,201,300 Land $1,565,900 Building $4,635,400 | |
| 2022 | $71,632.00 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 605 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 Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (2018) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 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.
The area around 605 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 Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people · EPA ID MD0150005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2018–2020) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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.
Source: FCC Broadband Data Collection, based on 538 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Starry.
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