District of Columbia property record for 3531 O St NW, Washington, DC 20007
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 1 ba · 1,510 sqft · built 1900 |
| Lot Size | 0.026 acres (1,152 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $8,929 (2025) |
| Deeds & Mortgages | Aug 2026 Transfer |
| APN | 1247-0113 |
| Primary APN | 1247-0113 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,510 sqft Living Area |
| Gross Area | 2,265 sqft |
| Basement Area | 755 sqft |
| Flooring | Wood |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Townhouse |
| Exterior Material | Brick |
| Construction Type | Masonry / Concrete Block |
| Roof Type | Sawtooth |
| Roof Material | Metal |
| Lot Area | 1,152 sqft (0.026 acres) |
| Cooling System | None |
|---|---|
| Heating System | Radiant |
| Street Address | 3531 O ST NW |
|---|---|
| City | WASHINGTON |
| State | DC |
| Zip | 20007-2614 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | R-3/GT |
| Legal Description | SQUARE 1247 LOT 0113 NBHD: GEORGETOWN |
| Legal Subdivision | GEORGETOWN |
| Legal Block | 1247 |
| Legal Lot Number | 113 |
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 202 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Georgetown Historic District listed 1967 · 3,340 contributing resources · National Historic Landmark (designated 1967) · NRIS 67000025 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
3531 O St NW, a townhouse, is owned by two individuals who acquired it in August 2026.
Source: District of Columbia records, as of October 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3005 CAMBRIDGE PL NW, WASHINGTON, DC 20007-2914 |
| 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 |
|---|---|
| Last Transfer Date | Aug 20, 2026 |
| Transfer Doc | 0000086501 |
| Record Updated | Oct 29, 2026 |
| Document Type | Transfer on Death Deed |
|---|---|
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Recording Date | Aug 31, 2026 |
| Property Address | 3531 O ST NW, WASHINGTON, DC 20007-2614 |
| Document Number | 0000086501 |
| Instrument Date | Aug 20, 2026 |
| Instrument | 202686501 |
| Transaction Type | Transfer |
| Record Updated | Oct 1, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
The 2025 property tax bill for 3531 O St NW was $8,929.
Source: District of Columbia assessment roll, as of October 29, 2025
| Type | Name |
|---|---|
| Federal District & City | Washington, District of Columbia |
| Unified School District | District of Columbia Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $8,929.00 | $1,050,510 Land $650,030 Building $400,480 | $1,050,510 Land $650,030 Building $400,480 |
| 2023 | $8,468.00 | $963,100 Land $643,030 Building $320,070 | $963,100 Land $643,030 Building $320,070 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 3531 O St NW; there have been 17 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Flood Insurance Cost | Premium on File median of 19 individual policies |
| Nearby Flood Policies | 114 units insured incl. 95 condo units |
| Nearby Flood Claims | 17 (1979–1996) |
| Claims Outside the SFHA | 4 of 17 |
| Most Recent Claim | Sep 1996 · rainfall accumulation |
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.
The area around 3531 O St NW has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | D.C. WATER AND SEWER AUTHORITY serves 632,323 people · EPA ID DC0000002 |
|---|---|
| Water Source | Purchased surface water from WASHINGTON AQUEDUCT DIVISION. |
| Last State Inspection | Dec 2023 |
| Lead | 2 ppb (2026) 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 1,295 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 940 / 880 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Starry.
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