District of Columbia property record for 4122 Illinois Ave NW, Washington, DC 20011
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2 ba · 1,732 sqft · built 1916 |
| Lot Size | 0.026 acres (1,122 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,532 (2025) |
| APN | 3241-0036 |
| Primary APN | 3241-0036 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,732 sqft Living Area |
| Gross Area | 2,552 sqft |
| Basement Area | 820 sqft |
| Flooring | Wood |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1916 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Townhouse |
| Exterior Material | Brick |
| Construction Type | Masonry / Concrete Block |
| Roof Type | Flat |
| Roof Material | Tile |
| Lot Area | 1,122 sqft (0.026 acres) |
| Porch | Slab |
| Porch Area | 164 sqft |
| Cooling System | None |
|---|---|
| Heating System | Radiant |
| Street Address | 4122 ILLINOIS AVE NW |
|---|---|
| City | WASHINGTON |
| State | DC |
| Zip | 20011-5950 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | RF-1 |
| Legal Description | SQUARE 3241 LOT 0036 NBHD: PETWORTH |
| Legal Subdivision | PETWORTH |
| Legal Block | 3241 |
| Legal Lot Number | 36 |
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 2301 |
4122 Illinois Ave NW, a townhouse, is owned and occupied by two individuals.
Source: District of Columbia records, as of September 3, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4122 ILLINOIS AVE NW, WASHINGTON, DC 20011-5950 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4122 Illinois Ave NW was $1,532 with a senior citizen's exemption.
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 | $1,532.00 Senior Citizen's exemption | $730,720 Land $428,180 Building $302,540 | $730,720 Land $428,180 Building $302,540 |
| 2023 | $1,505.00 | $699,600 Land $415,700 Building $283,900 | $699,600 Land $415,700 Building $283,900 |
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 4122 Illinois Ave NW; 3 flood insurance policies are in force nearby.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| 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.
The area around 4122 Illinois Ave 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 1,386 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 |
| Astound Broadband Cable | 1,500 / 50 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Starry.
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