Howard County property record for 6433 River Run, Columbia, MD 21044
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,894 sqft · built 1995 |
| Lot Size | 0.29 acres (12,625 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $651,000 (Jan 2016) |
| Tax Bill | $13,377 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 15-105224 |
| Primary APN | 15-105224 |
|---|---|
| Alternative APN |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,894 sqft Total Area |
| Basement Area | 1,000 sqft |
| Finished Basement | 1,000 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Exterior Material | Siding |
| Roof Material | Composition Shingle |
| Lot Area | 12,625 sqft (0.29 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 216 sqft |
| Deck Area | 288 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Connected |
| Account Number | 105224 |
|---|---|
| Street Address | 6433 RIVER RUN |
| City | COLUMBIA |
| State | MD |
| Zip | 21044-6022 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NT |
| Legal Description | LOT 42 12625 SQ 6433 RIVER RUN VIL OF RIVER HILL S 2 A1 |
| Legal Subdivision | RIVER RUN |
| Legal Lot Number | 42 |
| Jurisdiction | HOWARD MD |
| Township / Civil Division | 5, CLARKSVILLE |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 605505 |
6433 River Run is owned and occupied by two individuals who bought it in January 2016.
Source: Howard County records, as of September 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6433 RIVER RUN, COLUMBIA, MD 21044-6022 |
| 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 |
|---|---|
| Last Sale | Jan 27, 2016 · Amount on File |
| Deed Sale | Jan 27, 2016 · Amount on File |
| Prior Sale | Jun 28, 1995 · Amount on File |
| Deed Book / Page | 16660 / 58 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 6433 River Run was $13,377 with a homeowner's exemption, up 3.2% from the year before.
Source: Howard County assessment roll, as of September 4, 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Howard County |
| Unified School District | Howard County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $13,377.00 (+3.18%) Homeowner's exemption | $895,600 (+5.22%) | $940,000 (-) Land $444,300 Building $495,700 |
| 2025 | $12,965.00 Homeowner's exemption | $851,200 | $940,000 Land $444,300 Building $495,700 |
| 2023 | $771,700 | $806,800 Land $404,300 Building $402,500 | |
| 2022 | $8,294.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6433 River Run in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 31, 2023 · 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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 5 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 6433 River Run 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: EPA Safe Drinking Water Information System, as of September 2026
| Water System | HOWARD COUNTY D.P.W. DISTRIBUTION serves 286,158 people · EPA ID MD0130002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jan 2024 |
| Lead | 3 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 234 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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