Montgomery County property record for 9919 Big Rock Rd, Silver Spring, MD 20901
| Property Type | Single Family Home |
|---|---|
| Details | 1.5 ba · 1,566 sqft · built 1946 |
| Lot Size | 0.191 acres (8,310 sqft) |
| Owner | Individual Name on File |
| Last Sale | $370,000 (Oct 2009) |
| Tax Bill | $6,533 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-01217615 |
| Primary APN | 13-01217615 |
|---|---|
| Alternative APN |
|
| Full Baths | 1.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,566 sqft Living Area |
| 1st Floor Area | 722 sqft |
| Basement Area | 350 sqft |
| Finished Basement | 350 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1946 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick |
| Roof Material | Composition Shingle |
| Lot Area | 8,310 sqft (0.191 acres) |
| Deck Area | 150 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01217615 |
|---|---|
| Street Address | 9919 BIG ROCK RD |
| City | SILVER SPRING |
| State | MD |
| Zip | 20901-2702 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R60 |
| Legal Description | INDIAN SPRING VILLAGE |
| Legal Subdivision | IND SPRG VILL |
| Legal Block | 17 |
| Legal Lot Number | 1 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 702102 |
Source: Montgomery County assessment roll, as of August 17, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 9919 BIG ROCK RD, SILVER SPRING, MD 20901-2702 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 1, 2009 · Amount on Record |
| Deed Sale | Oct 1, 2009 · Amount on Record |
| Prior Sale | Jul 26, 1999 · Amount on Record |
| Deed Document Number | 200917681 |
| Record Updated | Sep 20, 2026 |
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 | $525,367 (+4.03%) | $566,100 (+12.1%) Land $266,000 Building $300,100 | |
| 2025 | $6,533.00 (+16.64%) | $505,000 (+6.96%) Land $266,000 Building $239,000 | $505,000 (-) Land $266,000 Building $239,000 |
| 2023 | $472,133 | $505,000 Land $266,000 Building $239,000 | |
| 2022 | $5,601.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 1 in force |
| Nearby Flood Claims | 1 (2018) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jun 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 92% of Maryland |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 521 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Radiate Holdings.
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