Black Hawk County property record for 306 Walnut St, Waterloo, IA 50703 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,854 sqft · built 1897 |
| Lot Size | 0.104 acres (4,560 sqft) |
| Owner | Company Name on File |
| Last Sale | $25,500 (Jun 1992) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 8913-24-312-002 |
| Primary APN | 8913-24-312-002 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,854 sqft Living Area |
| 1st Floor Area | 927 sqft |
| Basement Area | 927 sqft |
| Game Room | Game Room |
| Flooring | Combination, Other |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1897 |
|---|---|
| Architectural Style | A-Frame |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Stone |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 4,560 sqft (0.104 acres) |
| Lot Dimensions | 120 ft deep x 38 ft wide |
| Garage Type | Detached |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
| Porch Area | 342 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 306 WALNUT ST |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50703-3815 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | COOLEY ADDITION NW 1/2 SE 1/2 LOTS 2 AND 3 BLK 63 |
| Legal Range | 13 |
| Legal Township | 89 |
| Legal Section | 24 |
| Legal Subdivision | COOLEY ADDITION |
| Legal Block | 63 |
| Legal Lot Number | 2,3 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 100 |
Source: Black Hawk County records · APN 8913-24-312-002
Assessment roll updated May 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 306 WALNUT ST, WATERLOO, IA 50703-3815 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 11, 1992 · Amount on Record |
| Deed Sale | Jun 11, 1992 · Amount on Record |
| Deed Document Number | 0000308272 |
| Record Updated | Jun 08, 2026 |
Source: Black Hawk County records · Assessment roll updated May 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| Municipality | Waterloo City |
| Unified School District | Waterloo Community School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $170,700 (+62.63%) Land $4,510 Building $166,190 | $170,700 (+62.63%) Land $4,510 Building $166,190 |
| 2023 | $104,960 | $104,960 |
Source: FEMA National Flood Hazard Layer, Black Hawk County (19013C), updated September 27, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 190130001002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Reduced by levee depends on levee performance |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 2 (1978–1991) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | May 1991, river or lake flooding |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Walnut Street Historic District listed 2019 · 90 contributing resources · NRIS 100004414 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 279 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Metronet Holdings | Fiber | 5,120 / 5,120 |
| Mediacom Communications | Cable | 1,000 / 50 |
| Verizon | Fixed Wireless | 300 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA, AMG Technology Investment Group, Mediacom Communications, LTD Broadband. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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