Land · Colorado tax sale guide

Mesa County tax sales, Colorado

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Mesa County sells online through RealAuction at mesa.coloradotaxsale.com and publishes the most complete calendar in this set: registration and deposits open in September, deposits of 10 percent of anticipated winnings are due by ACH in October, batches of about 400 properties close hourly on sale day, and payment of all winnings is due the Monday after the sale. Its bidding page also states a county premium practice: premium bidding is at the bidder's discretion up to 30 percent, and bidding above 30 percent triggers a warning the bidder may pass. One conflict sits on the county's own pages: the Tax Sale Information page says research begins September 14, 2026, the day the RealAuction site opens for registration and deposits, while the Bidding Information page says the auction website allows research to begin September 21, 2026. Both dates are reported here rather than reconciled. The Treasurer's pages read publish no county held assignment channel, so the leftover route is stated from the statute and marked accordingly.

Selling office: Mesa County Treasurer

Next sale: The 2026 online Tax Lien Sale was held November 6, 2026 and had already run as of November 9, 2026, with payment of all winnings due November 9, 2026 no later than 2:00 p.m.; no dated 2027 sale was published on the Treasurer's pages read. The Treasurer's Tax Sale Information page and Bidding Information page both state the Mesa County Tax Lien Sale was held via the internet on November 6, 2026. The schedule of events: the RealAuction site opened for registration and deposits on September 14, 2026, deposits were due October 23, 2026 no later than 2:00 p.m., sale day was November 6, 2026, and payment of all winnings is due November 9, 2026 no later than 2:00 p.m. Because the sale day precedes the November 9, 2026 read date, the 2026 sale is stated here as completed, with its payment deadline falling on the read date itself.

Mesa runs the tightest published settlement clock in this set: winnings from the November 6, 2026 sale were due November 9, 2026 at 2:00 p.m. Treasurer's office: 544 Rood Avenue, Grand Junction, CO 81502, phone 970-244-1824.

Dates and deadlines

Sources: Mesa County Treasurer, Tax Sale Information. Mesa County Treasurer, Bidding Information. Mesa County Treasurer, Treasurer's Deed. Confirm with the selling office before relying on any date on this page: sales move, terms change, and parcels are pulled up to sale day.

Research Mesa County parcels before you bid

A sale list gives you the parcels, the date, and the opening terms. It does not give you the owner, the value, or the rest of the picture: liens, foreclosure status, and parcel history. PropertyRadar is the data platform for that layer. It carries owner records, assessed and market values, foreclosure and tax data, and property history for parcels across Mesa County, searchable by address, owner, or county, including parcels that never reach a sale list.

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How Colorado tax lien sales work

• Unpaid taxes become a lien, and the lien is what sells. Property taxes in Colorado are a lien on the property, and delinquent interest accrues at 1 percent per month under CRS 39-10-104.5. When taxes stay unpaid, the county treasurer publishes the delinquent list once a week for three weeks (39-11-102) and sells the tax lien at the annual sale under Title 39, Article 11. What the buyer receives is a certificate of purchase: a lien position against the property, not the property, not a deed, and no right to enter or use it.
• The sale runs every fall, and the statute sets the outer date. The sale must begin no later than the second Monday in December (39-11-109), and each treasurer fixes the day. Counties in this set sell from late October into December, most of them in November. Most of the large counties sell online through a vendor the treasurer names; some still sell in person, and the county page says which.
• Bidding is a premium, and the premium is spent money. Under 39-11-115(1) the lien goes to the person who pays the taxes, delinquent interest and fees and bids the largest amount on top of that sum. The excess, the premium, is credited to the county general fund. It earns no interest, and it is not returned if the owner redeems. Competition in Colorado raises the price of the lien without raising its return by a cent.
• The rate is fixed by statute, and redemption is the normal exit. The certificate earns the redemption rate in 39-12-103: nine percentage points above the federal discount rate as of September 1, rounded to the nearest whole percent. For the 2026 sale that rate is 13 percent. The owner, or another interested party, may redeem at any time before a treasurer's deed is issued, and the holder may pay later delinquent taxes and endorse them onto the certificate at the same rate. Most certificates end in redemption.
• The deed runs through a public auction now. Colorado used to hand the treasurer's deed to the certificate holder on application after three years. That ended July 1, 2024 under HB 24-1056, and SB 26-144 reenacted the replacement process as Article 11.5 effective June 1, 2026. After August 1 of the third calendar year following the sale, the lawful holder applies, and the treasurer auctions a certificate of option for treasurer's deed: the opening bid covers what is owed to the holder plus treasurer fees and costs, any overbid belongs to the former owner, and if no qualifying bid is made and paid, the lawful holder is deemed the option purchaser and the deed issues to that purchaser. Liens nobody buys are struck off to the county and can later be bought by assignment.

How bidding works in Mesa County

Register online through RealAuction at mesa.coloradotaxsale.com before the sale; registration and deposits are required in advance. For the 2026 sale the RealAuction site opened for registration and deposits on September 14, 2026. Bidders who previously registered for Mesa County's online sale do not have to register again, but must make sure their registration information is up to date.

• The premium is the price, and it buys nothing. Every dollar of premium goes to the county general fund the moment the lien sells. A small lien won with a large premium can pay back less than the taxes were worth even at a 13 percent headline rate, because the rate applies only to the certificate amount. Model premium as a fee you pay for the right to earn 13 percent on somebody else's tax bill, because that is what it is.
• The certificate is not the property. No possession, no rents, no right to enter, and no deed on application. Since 2024 the deed runs through a public auction where the owner's equity is bid for openly; buyers who need the property itself on a schedule should be reading the deed state pages, not this one.

Terms: what a bid actually costs

Unsold liens: county held certificates

Liens that draw no bid are struck off to the county under CRS 39-11-108, and county held certificates are later available by assignment from the treasurer on county terms. The Mesa County Treasurer's pages read (Tax Sale Information, Bidding Information and the Treasurer's Deed page) publish no county held list, assignment window or assignment fee, so the assignment route for Mesa County is stated here from the statute only; contact the Treasurer's office at 970-244-1824 for the current county held position.

Before you bid

• Model the premium before the rate. Run the redemption case with your real premium included: certificate amount, plus premium, against 13 percent on the certificate amount alone over the likely redemption window. Liens that only work at a zero premium do not work.
• Check whether the sale is already over. Colorado's season is short and most of it lands in a few November weeks. Several sales in this set had already closed before these pages were checked. The treasurer's sale page is the live word on dates, registration, and deposits.
• Subsequent taxes are part of the position. A holder can pay later delinquent taxes on the parcel and endorse them onto the certificate at the same rate. Budget for carrying the position across the three year deed window, not just for buying it.
• Set the maximum before the sale opens. The free Max-Bid Calculator below works backwards from your exit value to the highest certificate amount you can carry, with the premium and costs shown.

Every Colorado county in this set

One page per county, each verified against its own treasurer source. Colorado has 64 counties; this set is the top 10 by population and sale volume.

• Denver tax sales
• Arapahoe County tax sales
• Jefferson County tax sales
• Adams County tax sales
• El Paso County tax sales
• Douglas County tax sales
• Larimer County tax sales
• Boulder County tax sales
• Weld County tax sales
• Mesa County (this page)

Keep going

Once a deadline puts you in a sale, the Land Investor Due Diligence Toolkit is the checklist and bid worksheet to run on each parcel before you bid. The same desk runs Florida tax deed sales, Texas tax sales, Pennsylvania tax sales, Georgia tax sales, North Carolina tax foreclosure sales, Ohio tax foreclosure sales, Illinois tax lien sales, Michigan tax foreclosure sales, Arizona tax lien sales, California tax defaulted property sales, Colorado tax lien sales and South Carolina tax sales, and the proven New York season, with the live membership, sits in the NY tax sale hub.