Dubuque County, Iowa property search
Search an address or an owner in Dubuque County, Iowa with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 53,029 lots are mapped here, covering 309,495 acres. 10,440 of them are held by institutions rather than by individuals.
Farmers and landowners in Dubuque County received $19.3 million in federal farm program payments in 2025, paid to 1,449 recipients. Crop insurance paid $5 million in claims for the 2024 crop year.
- 53,029
- Lots mapped
- 309,495
- Acres
- 10,440
- Institutional
Land use in Dubuque County
Parcels and acreage by land use in Dubuque County, Iowa| Land use | Parcels | Acres |
|---|
| R | 35,177 | 1,179 |
|---|
| A | 10,030 | 255,868 |
|---|
| C | 3,970 | 448 |
|---|
| A, AD | 1,923 | 51,550 |
|---|
| M | 856 | 106 |
|---|
| E | 447 | 0 |
|---|
| I | 261 | 70 |
|---|
| C, R | 182 | 33 |
|---|
| C, M | 169 | 0 |
|---|
| A, C | 7 | 136 |
|---|
| A, R | 2 | 14 |
|---|
| A, AD, C | 1 | 43 |
|---|
Largest landowners in Dubuque County
Largest landowners by acreage in Dubuque County, Iowa| Owner | Parcels | Acres |
|---|
| CORP OF NEW MELLERAY | 82 | 2,171 |
|---|
| KREMER HOLDINGS IA LLC | 39 | 1,089 |
|---|
| KUNDE FARMS LLC | 33 | 1,064 |
|---|
| JJR INVESTMENTS LLC | 32 | 1,054 |
|---|
| KNUTH FARMS INC | 31 | 915 |
|---|
| WELTER FARMS INC | 24 | 841 |
|---|
| R SIMON FARMS LLC | 26 | 745 |
|---|
| DOMEYER BROTHERS LLC | 26 | 739 |
|---|
| CJB FARM HOLDINGS LLC | 19 | 727 |
|---|
| RJ FAMILY FARMS LLC | 17 | 702 |
|---|
Companies, trusts and public agencies, ranked by acres held under the name on the assessor's file. Private individuals are not ranked. Largest landowners in Iowa
Federal farm payments in Dubuque County
- $19.3M
- Paid in 2025
- 1,449
- Recipients
Federal farm program payments by program in Dubuque County, Iowa, 2025| Program | Paid |
|---|
| Emergency Commodity Assistance Program | $8.2M |
|---|
| Supplemental Disaster Relief Non-Spec Crops | $8M |
|---|
| CRP Payment - Annual Rental | $2.3M |
|---|
| Emergency Livestock Relief Program 2023-24 | $500K |
|---|
| Agricultural Risk Coverage Program - County | $107K |
|---|
| CRP Cost-Share Web-Based | $66K |
|---|
USDA Farm Service Agency payment files, 2025. Compare farm subsidies by county
Crop insurance in Dubuque County
- 1,469
- Policies
- 181,680
- Insured acres
- $5M
- Claims paid
- 0.62
- Loss ratio
Crop insurance claims by crop in Dubuque County, Iowa, 2024| Crop | Claims |
|---|
| Corn | $3.5M |
|---|
| Soybeans | $1.5M |
|---|
| Pasture,Rangeland,Forage | $38K |
|---|
| Oats | $629 |
|---|
USDA Risk Management Agency Summary of Business, 2024 crop year.
Conservation and the power grid
- 9,320
- CRP acres, 2025
- 41
- Substations
- 1
- 345 kV and up
- 345 kV
- Highest voltage
Conservation Reserve Program acres under contract (USDA FSA). Substations in service, from a public copy of the federal HIFLD layer.
Find out who owns a property in Dubuque County by address, free, or work out a lot's acreage.
This copy of Dubuque County's records was taken on August 12, 2026. Assessment records, not a survey.