Boulder County tax sales
ColoradoBoulder County, Colorado has 661 upcoming tax sales, of which 661 are in the next 30 days. The next tax sale is on November 13, 2026. These are tax lien sales: the buyer gets a lien certificate, not the property.
Check the next sales here first. A plan opens the full list, with each sale’s owner of record and, where the notice prints them, the opening bid and certificate holder.
Trial: 3 days free on any plan, from $15 a week after. Checkout takes a card, nothing is charged today, and a reminder email comes before it ends.
661 added in the last 7 days
Data as of
| Parcel | Cert. year | Opening bid | Certificate holder | Owner of record |
|---|---|---|---|---|
| Tomorrow5 sales | ||||
| 437 ROCKWOOD LN, CO 80510Tax lien119702000051 | — | Withheld; opens with a plan | Withheld; opens with a plan | Withheld; opens with a plan |
| 412 ROCKWOOD **, CO 80510Tax lien119702000052 | — | Withheld; opens with a plan | Withheld; opens with a plan | Withheld; opens with a plan |
| 9 COUNTY RD 113S **, CO 80510Tax lien119711400078 | — | Withheld; opens with a plan | Withheld; opens with a plan | Withheld; opens with a plan |
| 537 TAHOSA PARK NORTH RD, CO 80510Tax lien119714000048 | — | Withheld; opens with a plan | Withheld; opens with a plan | Withheld; opens with a plan |
| 1103 COUNTY RD 84W **, CO 80510Tax lien119714002002 | — | Withheld; opens with a plan | Withheld; opens with a plan | Withheld; opens with a plan |
656 more sales
See all 661 upcoming sales in Boulder County, CO
661 in the next 30 days · 127 open under $1,000
Each one's parcel number, owner of record and, where the notice prints them, the opening bid and certificate holder. 3 days free on any plan.
Start your 3-day free trialCard at checkout, $0 today; cancel before the trial ends and you pay nothing. See a complete sample record
Market activity
- Next sale
- Nov 13, 2026
- Bidding opens 8:30 AM
- Certificate holders
- 0
- Notices tracked
- 1,037
- 661 distinct sales
- Median opening bid
- $3K
- 661 notices print one
Data as of
How Boulder County sells
Boulder County holds its tax sales as in-person tax auctions.
- Where
- Boulder County Courthouse, 1325 Pearl Street, Third Floor, Boulder, CO 80302
- Format
- In person
- Starts
- 8:30 AM local time
The clerk’s terms govern: deposit, registration deadline and payment. Read them on the auction site before sale day.
What a Boulder County record includes
Each record carries these fields wherever the published notice states them, read from the notice and kept beside it, so any figure can be checked against its source. A field the notice left out says so rather than showing a blank.
- Full parcel number and address
- Case or file number, where the notice prints one
- Sale date, time and auction link
- Opening bid, where the notice prints it
- Owner of record
- Legal description
- Every source notice behind the sale, on Pro and Business
- Rescheduled dates, and upset-bid deadlines where the state has them
How many sales each list holds is public, and the first five on each list show their parcel, address and sale date. The rest of the list, and the opening bid, owner and holder on every sale, open with any plan. See a complete sample record or compare plans.
How to buy at a Boulder County tax sale
Know the date and the venue
The next tax sale in Boulder County is on November 13, 2026, at Boulder County Courthouse, 1325 Pearl Street, Third Floor, Boulder, CO 80302. A newer notice can move a date, so check the county's listing the day before.
Screen by opening bid
The median opening bid here is $3,444, across 661 sales that print one. A plan sorts and filters by it, so a shortlist takes minutes.
Research the parcel
Look the parcel up with the property appraiser and read the clerk's file. Some liens and obligations can survive a tax sale, and an owner who redeems before it cancels the sale.
Register and bid
Register with the auction site or the office holding the sale, and put down any deposit it requires before bidding. Its terms govern payment and deadlines.
Step by step, in any state: how to buy tax lien and tax deed properties, from finding the sale list to the checks before you bid and what happens after.
Try any plan free for 3 days
Checkout asks for a card and nothing is charged for 3 days. Cancel from your account page before then and you pay nothing.
Payments by Creem, our merchant of record. Prices in US dollars. Compare plans
For a Boulder County sale
- Colorado tax salesEvery Colorado county we cover, ranked by upcoming sales.
- County tax auction calendarTax deed, tax lien and redeemable deed auctions announced across the country.
- How to buy tax sale propertyFinding the sale list, the checks before you bid, how bidding works and what happens after, in any state.
- Tax sale guidesHow to buy at a tax sale, which states sell deeds or liens, and Florida, Texas, Georgia, Pennsylvania and California step by step.
Other auctions in Boulder County
About tax sales in Boulder County
How many tax sales are scheduled in Boulder County, Colorado?
Boulder County, Colorado has 661 upcoming tax sales, 661 of which fall in the next 30 days. That makes it the 3rd-busiest of the 15 Colorado counties with upcoming sales.
When is the next Boulder County, Colorado tax sale?
The next tax sale in Boulder County, Colorado is on November 13, 2026. That is 1 day out, with 661 parcels offered inside the same week. The sale is held in person by the Boulder County Courthouse, 1325 Pearl Street, Third Floor, Boulder, CO 80302.
Is this every tax sale in Boulder County?
We hold 1,037 collected records for Boulder County, representing 661 sales after repeat records are merged and reported inactive cases are excluded. Other Boulder County records may be missing from these selected sources.