Is Polymarket US legal in Mississippi?
Yes. Polymarket US is available in Mississippi. Polymarket US told us in writing on October 23, 2026 that it is available in every state except Nevada. This page reports what Polymarket US and the state have done; it is not a legal conclusion, and courts are still deciding how state law applies to event contracts.
Verified October 23, 2026
Polymarket US in Mississippi, by market class
| Market class | Status | Source | Verified |
|---|---|---|---|
| sports event contracts | Available | Polymarket US (operator) | October 23, 2026 |
| election and politics markets | Available | Polymarket US (operator) | October 23, 2026 |
| economics markets | Available | Polymarket US (operator) | October 23, 2026 |
| weather markets | Available | Polymarket US (operator) | October 23, 2026 |
| entertainment markets | Available | Polymarket US (operator) | October 23, 2026 |
State action in Mississippi
No state action against Polymarket US in Mississippi on record as of November 4, 2026.
Mississippi races on Kalshi and Polymarket US, after fees
as of Nov 4, 12:07 AM ET · ask + taker fee, per contract| Race · contract | Kalshi | Polymarket USPolymarketPartner | Cheaper |
|---|---|---|---|
| Mississippi Senate · Cindy Hyde-Smith | 96.3¢ | 97.2¢ | Kalshi · $0.93/100 |
Polymarket US is the venue US traders use. Ranked by Kalshi volume; badged by price only. Where it’s cheapest today →
Kalshi in Mississippi
Kalshi remains available to Mississippi traders as a CFTC-regulated exchange covering sports and many other markets. Is Kalshi legal in Mississippi? →
Frequently Asked Questions
Is Polymarket US legal in Mississippi?
Polymarket US is available in Mississippi. Polymarket US told us in writing on October 23, 2026 that it is available in every state except Nevada. This page reports what Polymarket US and the state have done; it is not a legal conclusion, and courts are still deciding how state law applies to event contracts.
Can you use Polymarket US in Mississippi?
Yes, if you meet the age and identity checks at sign-up. Polymarket US is available in Mississippi, per Polymarket US.
Is Polymarket US banned in Mississippi?
We have no state action against Polymarket US in Mississippi on record. This page reports what Polymarket US and the state have done; it is not a legal conclusion, and courts are still deciding how state law applies to event contracts.
What can I trade on Polymarket US in Mississippi?
All five: sports event contracts, election and politics markets, economics markets, weather markets, and entertainment markets. Polymarket US has not given us class-level detail by state, so this follows its statewide line.
Is Kalshi available in Mississippi?
Kalshi remains available to Mississippi traders as a CFTC-regulated exchange covering sports and many other markets.
Can I use Polymarket.com from Mississippi?
No. Polymarket.com is the international site and is view-only for US users; US traders use Polymarket US. Where our pages show Polymarket.com data, it carries the label "US Users: Featured Trade Not Available; Informational Use Only."
How old do I have to be to use Polymarket US in Mississippi?
21 or older, with identity verification at sign-up.
Not legal advice. This page reports what Polymarket US and Mississippi officials have said and done, with the date we last checked each source. Check the Polymarket App for eligibility before you sign up.