Carroll County property record for 3921 Twin Arch Rd, Mount Airy, MD 21771
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 2 ba · 1,512 sqft · built 1950 |
| Lot Size | 1.04 acres (45,302 sqft) |
| Owner | Company Name on File |
| Last Sale | $310,000 (Aug 2007) |
| Tax Bill | $4,211 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-003203 |
| Primary APN | 13-003203 |
|---|---|
| Alternative APN |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,512 sqft Total Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Exterior Material | Siding |
| Roof Material | Composition Shingle |
| Lot Area | 45,302 sqft (1.04 acres) |
| Garage Type | Mixed |
| Garage Area | 1,845 sqft |
| Parking Spaces | 6 Parking Spaces |
| Porch | Slab |
| Porch Area | 132 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Baseboard |
| Sewer | Connected |
| Account Number | 003203 |
|---|---|
| Street Address | 3921 TWIN ARCH RD |
| City | MOUNT AIRY |
| State | MD |
| Zip | 21771-4121 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | R-400 |
| Legal Description | LT - 1.04 ACS 3921 TWIN ARCH RD E OF PARRSVILLE |
| Jurisdiction | CARROLL MD |
| Township / Civil Division | 13, MOUNT AIRY |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 513002 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Individually Listed | Old National Pike Milestones listed 1975 · 69 contributing resources · NRIS 75002107 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
3921 Twin Arch Rd, a commercial property, is owned by a company that bought it in August 2007.
Source: Carroll County records, as of October 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 5846 CROSSINGS BLVD, ANTIOCH, TN 37013-3129 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Last Sale | Aug 22, 2007 · Amount on File |
| Deed Sale | Aug 22, 2007 · Amount on File |
| Prior Sale | Jan 15, 2003 · Amount on File |
| Deed Document Number | 200770551 |
| Deed Book / Page | 5329 / 306 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 3921 Twin Arch Rd was $4,211, up 12.7% from the year before.
Source: Carroll County assessment roll, as of September 8, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Carroll County |
| Unified School District | Carroll County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $4,211.00 (+12.68%) | $370,700 | $413,000 Land $208,000 Building $205,000 |
| 2025 | $3,737.00 | ||
| 2023 | $3,207.00 | $283,867 | $286,100 Land $120,400 Building $165,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3921 Twin Arch Rd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective March 11, 2016 · 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 | 2 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.
Wildfire risk around 3921 Twin Arch 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 | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 33 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
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