Story County property record for 1111 Duff Ave, Ames, IA 50010
| Property Type | Private Hospital |
|---|---|
| Details | 586,726 sqft · built 1970 |
| Lot Size | 11.9 acres (520,061 sqft) |
| Owner | 2 Company Names on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-02-130-020 |
| Primary APN | 09-02-130-020 |
|---|
| Total Rooms | 6 Rooms |
|---|---|
| Stories | 6 Stories |
| Building Area | 586,726 sqft Gross Area |
| Elevator | Elevator |
| Year Built | Built 1970 |
|---|---|
| Exterior Material | Concrete Block |
| Construction Type | Frame |
| Roof Type | Gable |
| Lot Area | 520,061 sqft (11.9 acres) |
| Garage Area | 2 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Street Address | 1111 DUFF AVE |
|---|---|
| City | AMES |
| State | IA |
| Zip | 50010-5745 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Private Hospital |
| Local Zoning Code | S-HM |
| Legal Description | PARCEL G RICHMOND'S ADD BLKS 1 & 2 & DUFF'S ADD BLK 4 & 5 & ALLEYS & STREETS SLIDE 412 PG 2 |
| Legal Subdivision | DUFF'S ADD |
| Legal Block | 1-2,4-5 |
| Jurisdiction | STORY IA |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 900 |
1111 Duff Ave, a commercial property, is owned by a company and is owner-occupied.
Source: Story County records, as of September 29, 2025
| Owner of Record | 2 Company Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 1111 DUFF AVE, AMES, IA 50010-5745 |
| Occupancy | Owner Occupied |
| Owner Type | Individual, Secondary Company |
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 |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: Story County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| Municipality | Ames City |
| County | Story County |
| Unified School District | Ames Community School District (PK - 12) |
FEMA maps place 1111 Duff Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 1111 Duff Ave is low, with less than 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 99.1% of the US · lower than 91% of Iowa |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | AMES WATER TREATMENT PLANT serves 55,177 people · EPA ID IA8503039 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2023 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 520 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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: ICS Advanced Technologies, T-Mobile.
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