Montgomery County property record for 421 Christopher Ave, #6, Gaithersburg, MD 20879
| Property Type | Condominium |
|---|---|
| Details | 2 ba · 1,277 sqft · built 1975 |
| Lot Size | 0.055 acres (2,408 sqft) |
| Owner | Individual Name on File |
| Last Sale | $158,800 (Nov 2014) |
| Tax Bill | $2,108 (2025) |
| Deeds & Mortgages | Jul 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-01710258 |
| Primary APN | 09-01710258 |
|---|---|
| Alternative APN |
|
| Full Baths | 2 Baths |
|---|---|
| Units | 28 Units |
| Building Area | 1,277 sqft Living Area |
| 1st Floor Area | 1,277 sqft |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Condo/Apartment |
| Lot Area | 2,408 sqft (0.055 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01710258 |
|---|---|
| Street Address | 421 CHRISTOPHER AVE, 6 |
| City | GAITHERSBURG |
| State | MD |
| Zip | 20879-3523 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | R18 |
| Legal Description | UN 6 HYDE PARK PHASE 2-A PAR B |
| Legal Subdivision | HYDE PARK PHASE 2A |
| Legal Phase | 2 |
| Legal Block | 1 |
| Legal Unit | 6 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 9 |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 700733 |
421 Christopher Ave, #6 is owned and occupied by an individual who bought it in November 2014.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 421 CHRISTOPHER AVE, 6, GAITHERSBURG, MD 20879-3523 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
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 | Nov 5, 2014 · Amount on File |
| Deed Sale | Nov 5, 2014 · Amount on File |
| Prior Sale | Jan 26, 2007 · Amount on File |
| Deed Book / Page | 49380 / 479 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 421 CHRISTOPHER AVE # 6, 6, GAITHERSBURG, MD 20879-3523 |
| Transaction Type | Mortgage |
| Record Updated | Jul 20, 2021 |
| Title Company | AMROCK INC, AMROCK LLC |
| Name | Verified Name |
|---|---|
| Address | 421 CHRISTOPHER AVE 6, 6, GAITHERSBURG, MD 20879-3523 |
| Document Number | 0634450195 |
|---|---|
| Date | Jul 8, 2021 |
| Book Page | 63445/195 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 358 Months |
| Due | May 1, 2051 |
The 2025 property tax bill for 421 Christopher Ave, #6 was $2,108.
Source: Montgomery County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Municipality | Gaithersburg City |
| Unified School District | Montgomery County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $230,000 (+9.52%) Land $69,000 Building $161,000 | $230,000 (-) Land $69,000 Building $161,000 | |
| 2025 | $2,108.00 | $210,000 | $230,000 Land $69,000 Building $161,000 |
| 2023 | $170,000 Land $51,000 Building $119,000 | $170,000 Land $51,000 Building $119,000 | |
| 2022 | $1,436.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 421 Christopher Ave, #6 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 April 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| 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 421 Christopher Ave, #6 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 99.1% of the US · lower than 98.5% 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 65 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 / 2,000 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband.
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