Montgomery County property record for 9429 Tobin Cir, Potomac, MD 20854
| Property Type | Single Family Home |
|---|---|
| Details | 4 ba · 4,492 sqft · built 1978 |
| Lot Size | 0.462 acres (20,143 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $17,072 (2025) |
| Deeds & Mortgages | Jun 2017 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-01689036 |
| Primary APN | 10-01689036 |
|---|---|
| Alternative APN |
|
| Full Baths | 4 Baths |
|---|---|
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 4,492 sqft Living Area |
| Gross Area | 5,042 sqft |
| 1st Floor Area | 1,976 sqft |
| Basement Area | 700 sqft |
| Finished Basement | 700 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 20,143 sqft (0.462 acres) |
| Garage Type | Attached |
| Garage Area | 550 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01689036 |
|---|---|
| Street Address | 9429 TOBIN CIR |
| City | POTOMAC |
| State | MD |
| Zip | 20854-4546 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R200 |
| Legal Description | MCAULEY PARK |
| Legal Subdivision | MCAULEY PARK |
| Legal Block | 4 |
| Legal Lot Number | 17 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 10 |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 706005 |
9429 Tobin Cir is owned and occupied by two individuals.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9429 TOBIN CIR, POTOMAC, MD 20854-4546 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 9429 TOBIN CIR, ROCKVILLE, MD 20854-4546 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0543740014 |
|---|---|
| Date | Jun 1, 2017 |
| Book Page | 54374/014 |
| Name | MANUFACTURERS & TRADERS TRUST CO |
|---|---|
| Type | Bank |
| Address | 00000 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 9429 Tobin Cir was $17,072.
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 | $1,489,600 (+0.38%) | $1,501,000 (+1.15%) Land $603,400 Building $897,600 | |
| 2025 | $17,072.00 | $1,483,900 Land $603,400 Building $880,500 | $1,483,900 Land $603,400 Building $880,500 |
| 2023 | $1,286,833 | $1,483,900 Land $603,400 Building $880,500 | |
| 2022 | $12,948.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 9429 Tobin Cir in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2014.
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 | 2 in force |
| Nearby Flood Claims | 2 (2014–2025) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Apr 2025 · 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.
Wildfire risk around 9429 Tobin Cir is low, with less than 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 94% of the US · lower than 87% of Maryland |
|---|---|
| Wildfire Likelihood | Under 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 141 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 |
5G (outdoors only) and 4G LTE
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