Tax Delinquent Lists: Timing, What to Say, What to Avoid

A tax delinquent owner is behind on property taxes. That’s all the record tells you. It doesn’t tell you why, and it doesn’t mean they want to sell. Your letter has to work for the owner who forgot a bill and the owner who can’t keep the house. Get the timing right and the tone right, and you can reach both without offending either.

Timing: learn your county’s calendar first

Every county sets its own due dates, penalty schedule and sale process. Some hold tax lien sales, some hold tax deed sales, and the schedules differ. Before you pull a single row:

• Open your county treasurer or tax collector’s website.
• Write down when bills are due, when penalties start and when the next sale is scheduled, if any.
• Note how the county lets owners catch up: payment plans, redemption periods or neither.

That calendar decides when you mail. Too early and you’re writing to owners who simply paid a few days late. Too close to a sale and there may not be time to close. If a sale is near, say so honestly instead of adding pressure.

The playbook

1. Step01

   Clean and size the file

   Drop blank and duplicate mail_address rows. Look at tax_amount and tax_year to see the size of the annual bill. This is for your planning, never for your letter.

2. Step02

   Sort by equity

   Sort by equity_pct, high to low. An owner with equity who is behind on taxes has real choices, including selling on their own terms. Then check signals: tax delinquent plus absentee or vacant can point to a property the owner isn’t watching closely.

3. Step03

   Write the letter

   Start from the skeleton below. Keep the P.S. It answers the first question a worried owner will have.

4. Step04

   Mail and log

   Log each property by apn and county_fips with the date mailed. Note opt-outs the day they arrive.

5. Step05

   Re-pull next month

   When the next drop arrives, pull again. Owners whose flag cleared get no more tax-themed mail. If you keep writing to them, switch to a general letter.

What to say, and what to avoid