To research a foreclosure property before buying, you work through public records in a specific order: pull the property’s identifiers, confirm which stage of foreclosure it’s in, trace the chain of title, check for tax delinquencies and recorded liens, search for bankruptcy filings, and verify who is occupying the home. Each step tells you something you cannot get back once the auction ends, because foreclosure sales are final and the problems you miss become yours.
Start With the Right Property Identifiers
A street address is not enough. Addresses get duplicated across subdivisions, reused after annexation, and recorded inconsistently across different databases. Before you search anything, you need three things: the Assessor’s Parcel Number (APN), the current owner’s full legal name as it appears on record, and the property’s legal description.
The APN is the unique numerical code assigned by the local tax assessor to a specific parcel. The legal description uses lot and block numbers in platted subdivisions, or metes and bounds for unplatted land, to define the exact boundaries. Deeds and court filings run on the legal description, not the mailing address. Pull all three off a recent property tax bill, which lists the APN, owner, and assessed value, and off the most recently recorded deed, which carries the legal description.
Know Which Stage of Foreclosure You’re Researching
The stage controls what records exist and how much time you have.
Pre-foreclosure begins when the lender records a Notice of Default or a Lis Pendens. A Lis Pendens puts the public on notice that a lawsuit affecting the property is pending. The borrower still owns the home and can cure the debt, negotiate, or sell. This stage gives you the most time and the broadest access to records.
The public sale stage is triggered by a Notice of Trustee’s Sale or Notice of Sale. In judicial foreclosure states, the lender files a lawsuit and gets a court-ordered judgment, which produces a full court file you can review. In non-judicial states, the lender exercises a power-of-sale clause in the deed of trust and skips court entirely, so fewer public documents exist to review.
If no one buys at auction, the property becomes Real Estate Owned (REO) through a trustee’s deed or similar instrument. REO properties come back to market through conventional channels, the lender has usually cleared some title issues, and an interior inspection is typically possible. Auction properties are almost always sold as-is, with no interior access before bidding.
Pull the Chain of Title and Every Recorded Encumbrance
Your primary destination is the County Recorder’s Office, sometimes called the Register of Deeds or County Clerk’s Office. This office holds every recorded instrument affecting real property: deeds, mortgages, liens, releases, and assignments. Search the grantor-grantee index, which catalogs every document by the names of the parties, and trace forward from the earliest recorded deed. That gives you every person or entity that has ever claimed an interest in the parcel.
Many counties offer online portals with digital copies of recorded documents. Where older records haven’t been digitized, you’ll need to visit in person. Larger batch requests may take several business days.
Within the chain of title, confirm that every assignment of the mortgage or deed of trust was recorded in the correct county, signed by authorized parties, and executed before the foreclosure was initiated. If the mortgage was bundled into a securitized trust, there should be a recorded assignment from the original lender into the trust. Missing assignments do not automatically invalidate a foreclosure, but they are a flag worth raising with a title professional before you bid.
Then look for every encumbrance recorded against the property: second mortgages, home equity lines, mechanic’s liens from unpaid contractors, municipal code violation liens, judgment liens from lawsuits, and government tax liens. Each one is a potential obligation that may or may not survive the sale depending on priority.
Run the Tax Check First
Tax records sit with the County Treasurer or Tax Assessor, not the Recorder. Pull them separately. You want to know whether property taxes are current, delinquent, or whether tax certificates have been sold to third-party investors.
Unpaid property taxes almost universally take priority over everything else, regardless of recording date. If taxes are delinquent, that obligation survives the foreclosure and becomes yours as the new owner. This is why the tax check runs before the other financial research.
Identify the Liens That Can Survive the Sale
Lien priority is the single most important concept in foreclosure research, because it determines which debts the sale wipes out and which follow the property. The general rule is recording date: a lien recorded first has priority over one recorded later, and when a senior lienholder forecloses, junior liens are typically extinguished. The exceptions are where buyers get hurt.
Federal Tax Liens
When the IRS files a Notice of Federal Tax Lien, it attaches to all property belonging to the taxpayer. If the IRS lien was recorded before the foreclosing mortgage, the lien survives the sale entirely. Even when the IRS lien is junior, the IRS retains a statutory right to redeem the property within 120 days after the sale, or the redemption period allowed under local law, whichever is longer.1Office of the Law Revision Counsel. 26 USC 7425 – Discharge of Liens The IRS can step in after you’ve purchased, pay the sale price plus costs, and take the property. The 120-day window applies to nonjudicial sales where proper notice was given to the IRS before the sale.
HOA Super-Liens
In roughly 20 states, homeowners association liens can claim super-lien status, meaning a portion of unpaid HOA assessments takes priority even over the first mortgage. The super-lien amount is usually limited to a set number of months of overdue assessments, often six to nine months depending on the state. In those jurisdictions, the HOA is paid first from sale proceeds up to the super-lien amount, which affects what’s available for other creditors and the economics of your bid.
Environmental Liens
Under CERCLA, the federal Superfund law, the EPA can file a lien against contaminated property for cleanup costs. The lien’s priority depends on when it was filed relative to other recorded interests, but the larger risk sits outside the lien: acquiring contaminated property can bring cleanup liability regardless of the lien situation.2United States Environmental Protection Agency. Guidance on Federal Superfund Liens Check EPA databases for Superfund sites and known contaminated properties near the target parcel.
Lis Pendens
While you’re at the recorder’s office, search for any Lis Pendens on the parcel. A recorded Lis Pendens tells you someone is actively contesting ownership, challenging the foreclosure, or asserting a claim that could survive the sale.
Search PACER for Bankruptcy Filings
A bankruptcy filing by the homeowner triggers an automatic stay, which immediately halts all collection activity, including foreclosure.3Office of the Law Revision Counsel. 11 U.S. Code 362 – Automatic Stay A sale conducted in violation of an active stay can be voided.
Check PACER, the federal judiciary’s online system. Search the homeowner’s name through the nationwide PACER Case Locator, which indexes filings across all federal courts and updates daily.4PACER: Federal Court Records. Find a Case Access is $0.10 per page, capped at $3.00 per document.5PACER: Federal Court Records. PACER Pricing – How Fees Work It’s one of the cheapest and most important checks you can run.
A bankruptcy filing alone doesn’t permanently block the foreclosure. Lenders can petition the court for relief from stay, and if granted, the sale moves forward. What you need to confirm is current status: is the stay still active, has it been lifted, or has the case been dismissed? The docket entries will tell you.
Confirm the Redemption Rules
In some states, the former owner has a legal right to reclaim the property after the foreclosure sale by paying the full sale price plus costs within a set period. This is the statutory right of redemption, and it creates real uncertainty. If the former owner exercises the right, you get your money back but lose the property and any improvements you’ve begun.
Redemption periods range from none to a year or more, depending on the state. Many states allow no post-sale redemption at all, particularly for nonjudicial foreclosures. Where redemption rights exist, they typically apply to judicial foreclosures and run from a few weeks to 12 months, with some states extending the period further for agricultural property. Research the specific redemption rules for the state where the property sits before bidding, because clear title doesn’t exist until the period expires.
The IRS redemption right runs separately and nationwide: 120 days or the local redemption period, whichever is longer, where a federal tax lien was involved.1Office of the Law Revision Counsel. 26 USC 7425 – Discharge of Liens This right applies even when the federal tax lien is junior to the foreclosing mortgage.
Verify Who’s Living in the Property
Occupancy status matters more than most buyers realize. The Protecting Tenants at Foreclosure Act, made permanent by Congress in 2018, requires the new owner to give any bona fide tenant at least 90 days’ notice before requiring them to vacate.6Federal Register. Protecting Tenants at Foreclosure Act – Guidance on Notification Responsibilities Under the Act With Respect to Occupied Conveyance If the tenant holds a bona fide lease, the new owner must honor the remaining lease term.
A bona fide lease means the tenant is not the borrower or a close relative of the borrower, the lease was arms-length, and the rent is not substantially below market. State and local laws may add protections beyond the federal floor, including longer notice periods or relocation assistance obligations.
Verifying occupancy before the sale is awkward. You can check public utility records where available, observe the property from the street, review the foreclosure filings for occupant information, or ask neighbors. You cannot enter the property or harass anyone inside. If the property is tenant-occupied, build at least 90 days of holdover into your plan, plus the cost of formal eviction if the tenant does not leave voluntarily.
Estimate Value and Condition Without Interior Access
Assessed tax value and market value are not the same number. The assessor’s figure can lag market conditions by years. What you need is fair market value, which you estimate from recent comparable sales: similar properties in the same neighborhood sold within the past six months. Match square footage, lot size, and bedroom count as closely as possible, and compare the resulting range to the auction’s starting bid to see whether the discount is real.
Building permit records, held by the local planning or building department, show construction and renovation history. Look for additions, structural changes, and system replacements (electrical, plumbing, HVAC) that were properly permitted. Major renovations with no permit may not have been inspected and can hide code violations, and unpermitted work can affect insurability and resale.
You usually cannot inspect the interior before an auction. You’re working from permit history, exterior observation, and whatever photos appear in old listings. Budget conservatively for repairs, and adjust your maximum bid downward on the assumption that condition is worse than it looks. If the numbers only work when the property is in good shape, the numbers don’t work.
Order a Title Search Before the Auction
You generally cannot get title insurance before buying at a foreclosure auction. Title insurers require you to own the property before they issue a policy, and any applicable redemption period has to expire before they’ll insure clear ownership. You can, however, order a title search and preliminary commitment before the auction. The search surfaces the liens and encumbrances you’d otherwise miss; the policy comes later.
The gap between purchase and insurance is where foreclosure buyers carry real risk. If the search missed a lien, or a lien you expected to be wiped out actually survives, you have no policy to fall back on until coverage is in place after closing. The cost of a professional pre-auction title search is small compared to the cost of discovering an IRS lien or an HOA super-lien after you’ve paid.
Know the Deposit and Finality Rules Before You Bid
Foreclosure auctions require a deposit at the time of sale. The amount varies widely, from around 5% up to the full purchase price, with 10% common in many jurisdictions. Deposits are usually required in certified funds (cashier’s check or wire), not personal checks. If you win and fail to close, you forfeit the deposit and may face additional liability under local rules.
Bidding at a foreclosure auction locks you in. There is no inspection contingency, no financing contingency, and no cooling-off period. The record research above is the only safety net, because once the sale is final, the property’s problems are yours.