Montgomery County property record for 18142 Headwaters Dr, Olney, MD 20832
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,100 sqft · built 1985 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $135,800 (Apr 1986) |
| Tax Bill | $6,572 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-02499478 |
| Primary APN | 08-02499478 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,100 sqft Living Area |
| Gross Area | 2,540 sqft |
| 1st Floor Area | 1,192 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Bi-Level |
| Exterior Material | Siding |
| Roof Material | Composition Shingle |
| Lot Area | 7,200 sqft (0.165 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 168 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 02499478 |
|---|---|
| Street Address | 18142 HEADWATERS DR |
| City | OLNEY |
| State | MD |
| Zip | 20832-1753 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R60 |
| Legal Description | OLNEY OAKS |
| Legal Subdivision | OLNEY OAKS |
| Legal Block | K |
| Legal Lot Number | 2 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 8 |
| Census Block Group | 2 |
| Census Block | 2007 |
| 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 | 18142 HEADWATERS DR, OLNEY, MD 20832-1753 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 28, 1986 · Amount on Record |
| Deed Sale | Apr 28, 1986 · Amount on Record |
| Deed Book / Page | 7095 / 337 |
| 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 | $598,200 (+2.33%) | $625,400 (+6.98%) Land $259,600 Building $365,800 | |
| 2025 | $6,572.00 (+34.89%) | $584,600 (+15.44%) Land $247,100 Building $337,500 | $584,600 (-) Land $247,100 Building $337,500 |
| 2023 | $506,400 | $584,600 Land $247,100 Building $337,500 | |
| 2022 | $4,872.00 |
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 | 8 in force |
| Nearby Flood Claims | 2 (2015–2016) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Aug 2016 · other causes |
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 | 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 358 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber | 980 / 880 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures