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Compare / Colorado vs Iowa

Colorado vs Iowa Tax Lien Investing (2026)

Statutes verified Oct 23, 2026

Verdict

For a retail investor, Iowa edges it overall (6.4/10 vs 5.1/10). The biggest single difference is effective yield: Colorado scores 4, Iowa scores 8. Neither is "best" for everyone, match the state to your goal below.

Colorado5.1/10
System:
lien
Max rate:
Fed discount rate +9 pts, set Sept 1: 13% for 2026 liens, 14% for 2025; premium bids earn 0%
Redemption:
Holder may apply for deed auction 3yrs after sale; owner redeems until deed issues
Iowa6.4/10
System:
lien
Max rate:
2%/month 24%/yr
Redemption:
1yr 9mo

Head-to-head: 9 dimensions

Effective yieldIowa wins
Colorado4

13% for 2026 liens (14% in 2025) but premium bids earn nothing and are not refunded

Iowa8

2%/mo (24%/yr) never bid down; bidding is on % ownership instead

Penalty structureIowa wins
Colorado3

Simple interest only; rate reset yearly at discount rate +9 pts (39-12-103)

Iowa6

Fraction of a month counts as a full month; otherwise straight interest

Redemption speedIowa wins
Colorado2

3yrs from sale before treasurer's deed application

Iowa5

1yr9mo before 90-day expiration notice can be served (~2yr total)

Auction accessColorado wins
Colorado8

Most counties run online sales (RealAuction/GovEase); county-level auctions

Iowa6

Annual June sale in all 99 counties; many now run online

Low competitiontie
Colorado4

Online premium bidding is aggressive; premiums erode net yield

Iowa4

Funds flood registrations; random allocation with 1%-ownership bids

Low capital entrytie
Colorado9

Certificates sell at taxes+fees; small liens plentiful in rural counties

Iowa9

Certificates from a few hundred dollars; subsequent taxes also earn 24%

Process safetyIowa wins
Colorado4

HB24-1056 deed path now ends in public auction; holder may get cash, not land

Iowa6

90-day notice then deed; undivided-interest wins complicate title

Legal stabilityIowa wins
Colorado4

Post-Tyler HB24-1056 (eff. 7/2024) rewrote the treasurer's deed process

Iowa8

Ch.446-448 sale/redemption mechanics stable for decades

OTC availabilityColorado wins
Colorado8

County-held certificates assignable OTC from treasurers year-round

Iowa6

Adjourned/public-bidder certificates assignable from county treasurers

Choose Colorado if…

  • you want stronger auction access, Most counties run online sales (RealAuction/GovEase); county-level auctions
  • you want stronger otc availability, County-held certificates assignable OTC from treasurers year-round

Choose Iowa if…

  • you want stronger effective yield, 2%/mo (24%/yr) never bid down; bidding is on % ownership instead
  • you want stronger legal stability, Ch.446-448 sale/redemption mechanics stable for decades
  • you want stronger penalty structure, Fraction of a month counts as a full month; otherwise straight interest

Frequently asked

Is Colorado or Iowa better for tax lien investing?
Iowa scores higher overall (6.4/10 vs 5.1/10) on our nine-dimension rubric. But the right pick depends on your goal, Colorado leads on auction access, Iowa on effective yield.
Which state has the higher tax lien return, Colorado or Iowa?
Colorado: Fed discount rate +9 pts, set Sept 1: 13% for 2026 liens, 14% for 2025; premium bids earn 0%. Iowa: 2%/month 24%/yr. On realistic effective yield after competition, Iowa scores higher (4 vs 8).
Which has the shorter redemption period?
Colorado allows Holder may apply for deed auction 3yrs after sale; owner redeems until deed issues; Iowa allows 1yr 9mo. Shorter redemption recycles your capital faster.
Which state has better auction access, Colorado or Iowa?
Colorado scores higher on auction access (8/10 vs 6/10), Most counties run online sales (RealAuction/GovEase); county-level auctions
Go deeper
Full Colorado guideFull Iowa guideColorado research scoreIowa research scoreCompare more states (tool)All 50 states + DC (dataset)
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