Black Hawk County property record for 1823 Cornwall Ave, Waterloo, IA 50702
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 900 sqft · built 1957 |
| Lot Size | 0.226 acres (9,855 sqft) |
| Owner | Individual Name on File |
| Last Sale | $117,000 (Aug 2014) |
| Tax Bill | $2,880 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8913-36-403-012 |
| Primary APN | 8913-36-403-012 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 900 sqft Living Area |
| 1st Floor Area | 900 sqft |
| Basement Area | 900 sqft |
| Finished Basement | 400 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,855 sqft (0.226 acres) |
| Lot Dimensions | 135 ft deep x 73 ft wide |
| Garage Type | Detached |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 190 sqft |
| Patio Area | 135 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 1823 CORNWALL AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50702-2601 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MC LENDONS FIRST ADDITION LOT 253 |
| Legal Range | 13W |
| Legal Township | 89N |
| Legal Section | 36 |
| Legal Subdivision | MC LENDONS FIRST ADDITION |
| Legal Lot Number | 253 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 1000 |
1823 Cornwall Ave is owned and occupied by an individual who bought it in August 2014.
Source: Black Hawk County records, as of September 1, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1823 CORNWALL AVE, WATERLOO, IA 50702-2601 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 25, 2014 · Amount on File |
| Deed Sale | Aug 25, 2014 · Amount on File |
| Deed Document Number | 201420150000513 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1823 Cornwall Ave was $2,880 with a homeowner's exemption, up 1.6% from the year before.
Source: Black Hawk County assessment roll, as of October 17, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| Municipality | Waterloo City |
| Unified School District | Waterloo Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,880.00 (+1.62%) Homeowner's exemption | $151,980 Land $25,300 Building $126,680 | $151,980 Land $25,300 Building $126,680 |
| 2024 | $2,834.00 | ||
| 2023 | $140,820 (+2%) Land $25,300 Building $115,520 | $140,820 Land $25,300 Building $115,520 | |
| 2022 | $2,382.00 Homeowner's exemption | $117,350 Land $25,300 Building $92,050 | |
| 2021 | $117,350 Land $25,300 Building $92,050 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1823 Cornwall Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2013.
Source: FEMA National Flood Hazard Layer, effective September 27, 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 Claims | 1 (2013) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2013 · other causes |
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 1823 Cornwall Ave 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 | WATERLOO WATER WORKS serves 69,504 people · EPA ID IA0790074 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2023 |
| Lead | 2 ppb (2025) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 479 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Waterloo Fiber Fiber | 10,000 / 10,000 |
| Metronet Fiber | 5,120 / 5,120 |
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GigFire, Nextlink.
5G (outdoors only) and 4G LTE
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