Frederick County property record for 11831 Warner Rd, Keymar, MD 21757
| Property Type | Single Family Home |
|---|---|
| Details | 3.5 ba · 2,634 sqft · built 2002 |
| Lot Size | 0.92 acres (40,068 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $278,000 (Mar 2014) |
| Tax Bill | $5,164 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 17-366378 |
| Primary APN | 17-366378 |
|---|---|
| Alternative APN |
|
| Full Baths | 3.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,634 sqft Living Area |
| Gross Area | 3,354 sqft |
| 1st Floor Area | 1,148 sqft |
| Basement Area | 550 sqft |
| Finished Basement | 550 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2002 |
|---|---|
| Effective Year Built | Effective 2002 |
| Architectural Style | Conventional |
| Exterior Material | Combination |
| Construction Type | Brick |
| Roof Material | Composition Shingle |
| Lot Area | 40,068 sqft (0.92 acres) |
| Garage Type | Attached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Heat Pump |
| Sewer | Connected |
| Account Number | 366378 |
|---|---|
| Street Address | 11831 WARNER RD |
| City | KEYMAR |
| State | MD |
| Zip | 21757-8115 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A |
| Legal Description | LOT 1 SECTION 1 40068 SQ FT WORST OF ALL |
| Legal Subdivision | WORST ALL |
| Legal Lot Number | 1 |
| Jurisdiction | FREDERICK MD |
| Township / Civil Division | 17, JOHNSVILLE |
| Census Block Group | 1 |
| Census Block | 1023 |
| Census Tract | 751600 |
11831 Warner Rd is owned and occupied by two individuals who acquired it in March 2015.
Source: Frederick County records, as of August 7, 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 | 11831 WARNER RD, KEYMAR, MD 21757-8115 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 19, 2014 · Amount on File |
| Deed Sale | Mar 19, 2014 · Amount on File |
| Prior Sale | Feb 24, 2003 · Amount on File |
| Deed Book / Page | 9983 / 79 |
| Last Transfer Date | Mar 3, 2015 |
| Transfer Doc | 0104290284 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 11831 Warner Rd was $5,164 with a homeowner's exemption, up 6.3% from the year before.
Source: Frederick County assessment roll, as of August 7, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Frederick County |
| Unified School District | Frederick County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $522,033 (+4.07%) | $562,900 (+12.22%) Land $147,100 Building $415,800 | |
| 2025 | $5,164.00 (+6.26%) Homeowner's exemption | $501,600 Land $116,100 Building $385,500 | $501,600 Land $116,100 Building $385,500 |
| 2024 | $4,860.00 (+8.68%) | ||
| 2023 | $4,472.00 Homeowner's exemption | $400,400 | $501,600 Land $116,100 Building $385,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 11831 Warner Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective November 6, 2024
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 11831 Warner 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 | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 19 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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