256,017 tax-sale parcels tracked Track yours today 51 jurisdiction profiles: all 50 states plus Washington, D.C. Track yours today Property inventory spans 800 counties Track yours today Every material claim linked to evidence Track yours today
The tax-sale operating system for retail investors

Search 256,017+ tax-sale properties, not just auction dates.

Opening bids, ownership clues, A–D research scores, pre-bid risk warnings, maps and official sources for every parcel — plus verified auction dates, a maximum-bid calculator, and deadline tracking, all sourced and in one place.

Free plan requires no credit card. Paid checkout includes a 14-day trial.

St. Louis City, Missouri · Vacant Lot
4028 N Taylor Ave
Parcel 55959060000 · Land bank inventory (available)
C
60/100
Incomplete bid economics — opening bid or assessed value not published for this parcel yet
Potential encumbrances not cleared — verify liens, municipal claims and title before bidding
Source: City of St. Louis Open Data (SLDC) →
256,017
parcels tracked
51
jurisdiction profiles
800
counties with property data
9
scoring dimensions

Property Intelligence

Every parcel gets a Research Score, not just a listing

Open any published parcel and see an A–D Research Score built from lien-to-value, county competition, auction timing, ownership signals and data completeness — plus the pre-bid warnings the record actually supports. Nothing is guessed; missing fields are labeled “not yet available,” never invented.

Open Property Research →

See it in action

The real dashboard, not a mockup.

TaxLienSimple portfolio dashboard showing certificates, daily accrual, and redemption deadlines

Portfolio dashboard

Every certificate, daily interest, and redemption deadline in one view

TaxLienSimple state comparison tool showing Texas vs Florida head-to-head on nine dimensions

State comparison

Head-to-head scoring across yield, penalties, redemption speed, and more

TaxLienSimple maximum bid calculator showing target yield and profit at redemption

Bid calculator

Know your maximum bid before the auction, not after

Trust through evidence

We label how certain we are, not just what we know

Tax-sale information changes, and official sources can disagree or publish late. Every date is labeled honestly instead of presented as more certain than it is.

Confirmed

Traced to an official source with a specific date.

Statutory projection

Derived from the statutory window, not yet officially posted.

Month-only

The county has only published a month, not an exact date.

Not yet announced

No official date exists yet for this jurisdiction.

See our full verification methodology →
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Sourced to statute
Every data point cites primary law
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Private by default
Your portfolio is yours alone

Simple pricing

Start free. Upgrade when your portfolio grows.

Free
$0
3 certificates, no credit card
Pro
$39/mo
25 certificates, deeper research
Unlimited
$69/mo
Unlimited certificates
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TaxLienSimple Academy

Learn tax-distressed property investing, free

Short video lessons on tax liens, deeds, and foreclosures — from what tax distress means to setting your first maximum bid. No hype, no $1,000 course.

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Common questions

How can I track my tax lien portfolio across multiple counties?+

TaxLienSimple offers a dashboard to monitor interest, redemption dates, counties, certificates, and portfolio performance from one place. The platform tracks parcel-level property records across 800 counties, spanning 51 jurisdiction profiles (50 states plus Washington, D.C.) with statute-sourced data points.

What are the maximum interest rates for tax liens in different states?+

State maximum statutory rates vary — for example, Arizona's maximum is 16%. TaxLienSimple includes a calculator that instantly shows daily, monthly, and yearly returns based on a certificate amount and interest rate.

Where can I find upcoming tax lien auction dates and rules?+

TaxLienSimple lists verified sale dates sourced from official county and state pages, covering 215 actively monitored auction jurisdictions, with alerts for auction dates, list releases, and registration deadlines.

How do tax lien rules differ by state and how can I compare them?+

TaxLienSimple provides 66 state-vs-state comparisons, with every claim sourced to primary law. You can compare redemption periods, competition, capital requirements, and process risk, not just advertised maximum rates, across all 51 jurisdiction profiles (50 states plus Washington, D.C.).

Track your portfolio nationwide

Track certificates, tax deeds and redeemable-deed purchases across 51 jurisdiction profiles (50 states plus Washington, D.C.). Free to start.

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