Montgomery County property record for 4239 Isbell St, Silver Spring, MD 20906 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 2,079 sqft · built 1958 |
| Lot Size | 0.219 acres (9,537 sqft) |
| Owner | Individual Name on File |
| Last Sale | $255,000 (Jun 2012) |
| Tax Bill | $6,218 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-01339381 |
| Primary APN | 13-01339381 |
|---|---|
| Alternative APN |
|
| Full Baths | 3 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 2,079 sqft Living Area |
| Gross Area | 2,319 sqft |
| 1st Floor Area | 1,529 sqft |
| Basement Area | 550 sqft |
| Finished Basement | 550 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | Townhouse |
| Exterior Material | Brick |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 9,537 sqft (0.219 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 42 sqft |
| Deck Area | 200 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01339381 |
|---|---|
| Street Address | 4239 ISBELL ST |
| City | SILVER SPRING |
| State | MD |
| Zip | 20906-4223 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | STONEYBROOK ESTATES SEC 5 |
| Legal Subdivision | STONEYBROOK ESTATE |
| Legal Block | 7 |
| Legal Lot Number | 47 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 13 |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 703401 |
Source: Montgomery County records · APN 13-01339381
Assessment roll updated August 17, 2026 · Last verified August 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 | 4239 ISBELL ST, SILVER SPRING, MD 20906-4223 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 11, 2012 · Amount on Record |
| Deed Sale | Jun 11, 2012 · Amount on Record |
| Prior Sale | Feb 28, 2006 · Amount on Record |
| Deed Book / Page | 44154 / 283 |
| Record Updated | Sep 20, 2026 |
Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Unified School District | Montgomery County Public Schools (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $498,633 (+6.3%) | $557,700 (+18.89%) Land $166,300 Building $391,400 | |
| 2025 | $6,218.00 (+30.63%) | $469,100 (+15.97%) Land $166,300 Building $302,800 | $469,100 (-) Land $166,300 Building $302,800 |
| 2023 | $404,500 | $469,100 Land $166,300 Building $302,800 | |
| 2022 | $4,760.00 |
Source: FEMA National Flood Hazard Layer, Montgomery County (24031C), updated April 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 240317034011, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (2014–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jul 2017, river or lake flooding |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 518 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Verizon | Fiber | 2,300 / 2,300 |
| Xfinity | Cable | 2,000 / 2,000 |
May also be available at this address: AT&T, Radiate Holdings, T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
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