Black Hawk County property record for 621 Grant Ave, Waterloo, IA 50702
| Property Type | Office Building |
|---|---|
| Details | 2,000 sqft · built 1962 |
| Lot Size | 0.169 acres (7,375 sqft) |
| Owner | Individual Name on File |
| Last Sale | $72,000 (Mar 2013) |
| Tax Bill | $2,056 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8913-26-405-020 |
| Primary APN | 8913-26-405-020 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 2,000 sqft Gross Area |
| 1st Floor Area | 2,000 sqft |
| Basement Area | 2,000 sqft |
| Unfinished Basement | 2,000 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Exterior Material | Brick Veneer |
| Fire Resistance | Wood or Wood & Steel Frame |
| Roof Material | Rolled Roofing |
| Lot Area | 7,375 sqft (0.169 acres) |
| Porch | Slab |
| Deck Area | 1 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 621 GRANT AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50702-2111 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | MILLERS ADDITION WATERLOO NW 37 FT SW 135 FT LOTS 2 AND 3 BLK 5 SE 20 FT SW 135 FT LOTS 4 AND 5 BLK 5 EXC COM AT PT 135 FT |
| Legal Range | 13W |
| Legal Township | 89N |
| Legal Section | 26 |
| Legal Subdivision | MILLERS ADDITION WATERLOO |
| Legal Block | 5 |
| Legal Lot Number | 2-5 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 200 |
621 Grant Ave, a commercial property, is owned by an individual who bought it in March 2013.
Source: Black Hawk County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 306 KENILWORTH RD, WATERLOO, IA 50701-4261 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Mar 14, 2013 · Amount on File |
| Deed Sale | Mar 14, 2013 · Amount on File |
| Deed Document Number | 201318957 |
| Prior Transfer Date | Dec 17, 2010 |
| Prior Transfer Doc | 2011013171 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 621 Grant Ave was $2,056, down 5.9% 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 | $2,056.00 (-5.95%) | $100,750 Land $18,440 Building $82,310 | $100,750 Land $18,440 Building $82,310 |
| 2024 | $2,186.00 | ||
| 2023 | $100,750 (+41.44%) Land $18,440 Building $82,310 | $100,750 Land $18,440 Building $82,310 | |
| 2022 | $1,564.00 | $71,230 Land $7,380 Building $63,850 | |
| 2021 | $71,230 Land $7,380 Building $63,850 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 621 Grant Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (1980) |
| Most Recent Claim | Jul 1980 · 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 621 Grant 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 385 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 | 1,000 / 50 |
May also be available: AT&T, GigFire, Nextlink, T-Mobile, Verizon.
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