Montgomery County property record for 8505 Calypso Ln, Gaithersburg, MD 20879
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 2,070 sqft · built 1982 |
| Lot Size | 0.239 acres (10,412 sqft) |
| Owner | Individual Name on File |
| Last Sale | $625,000 (Jun 2026) |
| Tax Bill | $5,254 (2025) |
| Deeds & Mortgages | Nov 2024 Line of Credit Jun 2026 Sale & Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-02063348 |
| Primary APN | 09-02063348 |
|---|---|
| Alternative APN |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,070 sqft Living Area |
| 1st Floor Area | 1,550 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Architectural Style | Bi-Level |
| Exterior Material | Siding |
| Roof Material | Composition Shingle |
| Lot Area | 10,412 sqft (0.239 acres) |
| Deck Area | 336 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 02063348 |
|---|---|
| Street Address | 8505 CALYPSO LN |
| City | GAITHERSBURG |
| State | MD |
| Zip | 20879-1521 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PNZ |
| Legal Description | FLOWER HILL |
| Legal Subdivision | FLOWER HILL |
| Legal Block | K |
| Legal Lot Number | 28 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 9 |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 700730 |
8505 Calypso Ln is owned and occupied by an individual who bought it in June 2026.
Source: Montgomery County records, as of August 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Nov 13, 2024 | Deed of Trust, Mortgage · Line of Credit PNC BANK NA |
| Jun 5, 2026 | Deed, Transfer · Conventional Mortgage MORTGAGE ONE CORPORATION |
| Mar 16, 2018 | Deed of Trust, Mortgage · Conventional Mortgage GEORGE MASON MORTGAGE LLC |
| Jan 9, 2020 | Deed of Trust, Mortgage · Conventional Mortgage GEORGE MASON MORTGAGE LLC |
| Aug 31, 2020 | Deed of Trust, Mortgage · Conventional Mortgage GEORGE MASON MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 5, 2026 · Amount on File |
| Deed Sale | Jun 5, 2026 · Amount on File |
| Deed Book / Page | 70577 / 150 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Transaction Type | Mortgage |
| Record Updated | Jun 26, 2026 |
| Name | Verified Name |
|---|---|
| Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Document Number | 0685980192 |
|---|---|
| Date | Nov 13, 2024 |
| Book Page | 68598/192 |
| Name | PNC BANK NA |
|---|---|
| Type | Bank |
| Address | WILMINGTON, DE 19801 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 480 Months |
| Due | Nov 15, 2064 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Recording Date | Jun 5, 2026 |
| Property Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Document Number | 7057000150 |
| Book / Page | 70577 / 150 |
| Instrument Date | May 29, 2026 |
| Transaction Type | Transfer |
| Record Updated | Jun 18, 2026 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $631,250.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Document Number | 7057000157, |
|---|---|
| Date | Jun 5, 2026 |
| Book Page | 70577/157 |
| Name | MORTGAGE ONE CORPORATION |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6.23% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | DISTRICT TITLE |
| Name | Verified Name |
|---|
| Document Number | 0557750497 |
|---|---|
| Date | Mar 16, 2018 |
| Book Page | 55775/497 |
| Name | GEORGE MASON MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | FAIRFAX, VA 22030 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Mar 1, 2033 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | DISTRICT TITLE A CORPORATION |
| Name | Verified Name |
|---|
| Document Number | 0588390289 |
|---|---|
| Date | Jan 9, 2020 |
| Book Page | 58839/289 |
| Name | GEORGE MASON MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | FAIRFAX, VA 22030 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jan 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | DISTRICT TITLE A CORPORATION |
| Name | Verified Name |
|---|---|
| Address | 8505 CALYPSO LN, GAITHERSBURG, MD 20879-1521 |
| Document Number | 0604030295 |
|---|---|
| Date | Aug 31, 2020 |
| Book Page | 60403/295 |
| Name | GEORGE MASON MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | FAIRFAX, VA 22030 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
The 2025 property tax bill for 8505 Calypso Ln was $5,254, down 2.9% from the year before.
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 | $508,900 (+8.25%) Land $159,400 Building $349,500 | $508,900 (-) Land $159,400 Building $349,500 | |
| 2025 | $5,254.00 (-2.94%) | $470,133 | $508,900 Land $159,400 Building $349,500 |
| 2024 | $5,413.00 | ||
| 2023 | $392,600 Land $159,400 Building $233,200 | $392,600 Land $159,400 Building $233,200 | |
| 2022 | $3,929.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 8505 Calypso Ln in Zone X, an area of minimal flood risk.
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 | 3 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 8505 Calypso Ln 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 97% of the US · lower than 94% of Maryland |
|---|---|
| Wildfire Likelihood | Under 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 409 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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