Montgomery County property record for 10204 Big Rock Rd, Silver Spring, MD 20901
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,118 sqft · built 1949 |
| Lot Size | 0.141 acres (6,130 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $142,000 (May 2000) |
| Tax Bill | $4,585 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-01218847 |
| Primary APN | 13-01218847 |
|---|---|
| Alternative APN |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,118 sqft Living Area |
| 1st Floor Area | 1,118 sqft |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Architectural Style | Conventional |
| Exterior Material | Brick |
| Construction Type | Brick |
| Roof Material | Composition Shingle |
| Lot Area | 6,130 sqft (0.141 acres) |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01218847 |
|---|---|
| Street Address | 10204 BIG ROCK RD |
| City | SILVER SPRING |
| State | MD |
| Zip | 20901-2707 |
| 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 | 12 |
| Legal Lot Number | 13 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 702102 |
10204 Big Rock Rd is owned and occupied by two individuals who acquired it in May 2010.
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 10204 BIG ROCK RD, SILVER SPRING, MD 20901-2707 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 9, 2000 · Amount on File |
| Deed Sale | May 9, 2000 · Amount on File |
| Prior Sale | Nov 22, 1995 · Amount on File |
| Deed Document Number | 2000178677 |
| Deed Book / Page | 18069 / 266 |
| Last Transfer Date | May 12, 2010 |
| Transfer Doc | 163478 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 10204 Big Rock Rd was $4,585, down 9.6% 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 | $405,633 (+3.03%) | $429,500 (+9.09%) Land $254,000 Building $175,500 | |
| 2025 | $4,585.00 (-9.62%) | $393,700 Land $254,000 Building $139,700 | $393,700 Land $254,000 Building $139,700 |
| 2024 | $5,073.00 | ||
| 2023 | $372,567 | $393,700 Land $254,000 Building $139,700 | |
| 2022 | $3,896.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 10204 Big Rock Rd in Zone X, an area of minimal flood risk.
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 |
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 risk around 10204 Big Rock Rd is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 41% of Maryland |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 593 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 |
May also be available: Astound Broadband, T-Mobile.
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