Dubuque County, Iowa Tax Delinquent Properties for Sale List

Key Takeaways

• Dubuque County, Iowa has 1 tax-delinquent property on record in GoliathData, with data current as of July 13, 2026, compiled from public records.
• GoliathData tracks 7 probate and 3 preprobate properties in Dubuque County, the largest distress signals in its snapshot.
• Dubuque County also shows 2 sheriff sales, 2 for-sale-by-owner properties, 1 foreclosure, and judgment, medical and other liens.
• The official Dubuque County tax-delinquent list comes from the Dubuque County Treasurer.
• Dubuque County properties may carry multiple liens, so a title search is needed before buying any distressed property there.

Dubuque County, Iowa currently has 1 tax-delinquent property on record, along with a foreclosure, liens, and probate filings compiled from public records. If you are searching for the Dubuque County tax delinquent properties for sale list, this page gives you the count on record, how to pull the official list from the County Treasurer, how Iowa's tax sale and redemption process works, and the due diligence to run before you bid.

GoliathData currently tracks 1 tax-delinquent property in Dubuque County, IA, alongside the wider distressed-property picture below, data current as of July 13, 2026, compiled from public records:

Source: GoliathData county records, compiled from public records.

What these numbers mean for buyers and investors

Dubuque County, Iowa currently shows 1 property with active tax delinquency status as of the week of May 25, 2026. While this is a small absolute number, it tells an important story about the county's real estate landscape and opportunity set.

The tax delinquency count alone does not capture the full picture of distressed properties in Dubuque County. The county's property records also show a broader portfolio of troubled assets: 7 probate cases, 3 preprobate cases, 1 foreclosure, and 2 sheriff sales. These are distinct legal pathways that can lead to property liquidation and sometimes overlap with tax delinquency. Additionally, 1 police incident, 1 permit filing, and lien filings (1 judgment lien, 1 medical lien, and 1 other lien) suggest that some properties carry title defects, occupancy issues, or claims that will require investigation before purchase.

For investors and buyers, a county with only 1 tax-delinquent property means limited direct tax sale opportunities in the near term. However, the presence of probate cases, foreclosures, and liens indicates that Dubuque County does have a pipeline of distressed or transitional properties. Competition for tax delinquent properties tends to be lower in counties with small lists, which can mean less bidding pressure if and when a sale occurs. Conversely, fewer opportunities demand thorough market intelligence and rapid action when a suitable property appears.

The mix of lien types and judicial sales also signals that Dubuque County properties may carry multiple encumbrances or creditor claims. An investor considering any distressed property in this county must be prepared to research title thoroughly and understand the priority and claim of each lien or judgment against the property.

How to get the official Dubuque County tax-delinquent list

The authoritative source for Dubuque County's tax-delinquent property list is the County Treasurer. This office is responsible for managing unpaid property taxes and administering the tax sale process.

To obtain the current tax-delinquent list, contact the Dubuque County Treasurer directly. Request a list of all properties currently delinquent on property taxes. The County Treasurer can provide this information in writing or may direct you to a published list if one is maintained on the county's website or public records system.

The frequency of list publication and updates varies. Some counties publish delinquent lists monthly or quarterly, while others update them on demand. Contact the County Treasurer to confirm how often the list is refreshed and whether it is available online or by request only. You may also ask the County Treasurer when the next tax sale is scheduled, as this will help you plan your due diligence timeline.

When you request the list, ask specifically for property address, current owner name, the amount of taxes owed, the parcel identification number, and any redemption or sale dates that have been set. The more detail you gather upfront, the faster you can move to title search and site inspection.

How Iowa's tax sale and redemption process works

GoliathData does not summarize Iowa's tax-sale statutes on this page. Sale type, redemption rights and interest are set by Iowa law and the county's own procedures; confirm them with the Dubuque County Treasurer before bidding.

Questions to put to the County Treasurer: how and when delinquent owners are notified, when a delinquent property is offered at sale, what is sold (a lien certificate or the property itself), how the sale is run, whether and for how long a redemption right applies, who may redeem and at what interest, and how the buyer eventually obtains title.

It is essential to verify all procedural deadlines, notice requirements, and redemption terms with the County Treasurer before bidding, as failure to follow or account for these steps can delay or jeopardize your ownership rights.

Due diligence and risks

Purchasing a tax-delinquent property or any property at a tax sale carries significant risks that must be managed through careful due diligence.

Title and liens are the first concern. A property may be sold for unpaid property taxes, but other liens can survive the tax sale or take priority. The County Treasurer's records may indicate whether there are liens or other encumbrances on the property. Dubuque County's current records show a judgment lien, a medical lien and one other lien. Before you bid, obtain a preliminary title report from a title company or search the county recorder's office to identify every claim against the property. Whether a lien is paid from the sale proceeds or survives and becomes your obligation depends on Iowa law; confirm with a title company or attorney.

Occupancy and possession are equally important. A tax-delinquent property may be occupied by the owner, a tenant, or a squatter. A tax sale may not end an occupant's right to remain, so you may need to pursue eviction if the property is occupied; confirm the rules with an attorney. Inspect the property in person and check county records for any code violations, police incidents, or enforcement complaints (the table above lists 1 police incident) that might signal hazardous conditions or ongoing disputes.

Property condition and environmental issues are often unknown. Tax-delinquent properties are frequently neglected. Have a professional home inspection performed if possible, and research whether the property has any environmental liens or contamination reports on file with state or county agencies.

Redemption risk applies if a redemption right exists and has not yet expired. During that period, the original owner may be able to reclaim the property, which would mean your ownership is not absolute until redemption rights are exhausted. Ask the County Treasurer for the specific redemption terms before you bid.

Finally, be prepared for surprises. Tax sales are "as is" sales with no warranties. Work with a real estate attorney experienced in tax sales to review all documents and advise you on title, liens, and local procedure.

Frequently Asked Questions

Where do I find the official list of tax-delinquent properties in Dubuque County?

Contact the Dubuque County Treasurer. This office maintains and publishes the list of properties delinquent on property taxes. You can request the list by phone, mail, or in person, or check whether it is available online on the county's website or public records system. The County Treasurer can tell you the current list size, which properties are scheduled for sale, and when the next sale date is.

When is the next tax sale in Dubuque County?

The date of the next tax sale is set by the County Treasurer and published in advance. Contact the County Treasurer directly to confirm the next scheduled sale date. Dates and procedures may change, so do not rely on outdated information. Ask the County Treasurer for a calendar of upcoming sales and notice of how properties are advertised.

How long is the redemption period in Iowa after a tax sale?

Redemption rights, their length and their terms are set by Iowa law and county procedure. You must confirm the specific redemption period, the interest rate owed during redemption, and any other conditions with the County Treasurer before you bid. Any redemption period is critical to your investment timeline because it can delay your absolute ownership of the property.

Is buying tax-delinquent property in Dubuque County worth it?

It depends on your goals and risk tolerance. Dubuque County currently shows only 1 active tax-delinquent property, so opportunities are limited. If a tax sale does occur, lower competition could mean better pricing, but that is not guaranteed. The broader market also includes probate cases, a foreclosure, sheriff sales, and properties with liens, which may offer alternative paths to distressed real estate. Conduct thorough due diligence on title, liens, occupancy, and condition for any property before purchase. Work with a real estate attorney and consider your holding costs and exit strategy. Tax sales can be profitable, but they require patience, knowledge, and careful risk management.

More Iowa Tax Delinquent Property Lists

Browse the full Iowa tax delinquent properties for sale list for every county, or jump straight to a nearby list:

• Linn County, IA tax delinquent properties for sale list
• Polk County, IA tax delinquent properties for sale list
• Scott County, IA tax delinquent properties for sale list
• Black Hawk County, IA tax delinquent properties for sale list

Sources

• County Treasurer, Dubuque County, the official delinquent-property list, tax-sale schedule, and redemption details for Dubuque County. Contact the office directly for current specifics.
• U.S. Census Bureau, QuickFacts, population, housing, and ownership context for Dubuque County, Iowa.
• U.S. Department of Housing and Urban Development, guidance on buying foreclosed and distressed homes.
• GoliathData county records, the distressed-property signal counts above, compiled from public records.