Montgomery County property record for 4136 Danube Ct, Olney, MD 20832
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,232 sqft · built 1986 |
| Lot Size | 0.337 acres (14,673 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $203,000 (Jun 1988) |
| Tax Bill | $7,144 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-02513057 |
| Primary APN | 08-02513057 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,232 sqft Living Area |
| Gross Area | 2,631 sqft |
| 1st Floor Area | 1,236 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Bi-Level |
| Exterior Material | Siding |
| Roof Material | Composition Shingle |
| Lot Area | 14,673 sqft (0.337 acres) |
| Garage Type | Attached |
| Garage Area | 399 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 140 sqft |
| Balcony Area | 72 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 02513057 |
|---|---|
| Street Address | 4136 DANUBE CT |
| City | OLNEY |
| State | MD |
| Zip | 20832-2837 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R200 |
| Legal Description | OLNEY OAKS |
| Legal Subdivision | OLNEY OAKS |
| Legal Block | H |
| Legal Lot Number | 20 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 8 |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 701312 |
Source: Montgomery County records, 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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 4136 DANUBE CT, OLNEY, MD 20832-2837 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 14, 1988 · Amount on Record |
| Deed Sale | Jun 14, 1988 · Amount on Record |
| Deed Book / Page | 8315 / 295 |
| 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 | $648,933 (+2.31%) | $678,200 (+6.92%) Land $289,300 Building $388,900 | |
| 2025 | $7,144.00 (+34.03%) | $634,300 (+15.19%) Land $275,500 Building $358,800 | $634,300 (-) Land $275,500 Building $358,800 |
| 2023 | $550,633 | $634,300 Land $275,500 Building $358,800 | |
| 2022 | $5,330.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 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.
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 | Direct burnable vegetation |
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 362 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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