Wyoming Rent Increase Laws for Landlords (2026)

In short: Wyoming sets no statutory notice period for a rent increase at all, and there is no cap on the amount.

What Wyoming law requires

Nothing, as far as the statute goes. We reviewed the chapter and found no notice requirement and no cap for a rent increase. That does not mean you can raise rent without warning on a signed lease - the lease still binds you - but Wyoming supplies no statutory backstop. Write the notice period into every lease you sign.

Citation: Wyo. Stat. Ann. §§ 1-21-1201 to 1-21-1211 · read the source (code mirror)

How much can you raise it in Wyoming?

There is no statutory ceiling. Wyoming's Residential Rental Property Act contains no notice requirement and no cap for a rent increase, and we found no other Wyoming statute that supplies one. The lease governs. Put the notice period in writing.

Only four US jurisdictions cap the size of an increase - California, Oregon, Washington and the District of Columbia. Wyoming is not one of them, so the amount is a business decision, not a legal one. The usual constraint is practical: a tenant who leaves over an increase costs you a turnover, and a turnover costs more than the increase was worth.

Can you raise rent mid-lease in Wyoming?

Not unless the lease says so. A fixed-term lease fixes the rent for its term, whatever the statute does or does not require about notice. An increase belongs at renewal, or on a month-to-month tenancy after proper notice.

Serving the notice so it holds up

Most rent increases that fall apart fall apart on the date, not the amount: the notice went out too late, or nobody can prove when it went out. Count the days from delivery, not from the day you wrote it, and keep the proof.

LandlordPro generates the notice against the state's rule, dates it, records when it was sent, and carries the new rent onto the rent roll on the right day so the ledger and the notice agree.

Generate the notice, keep the proof

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Key statute for Wyoming

Authority: Wyo. Stat. Ann. §§ 1-21-1201 to 1-21-1211

Statute text not quoted here yet — read it at the link above.

What this means: Wyoming sets no statutory notice period for a rent increase at all, and there is no cap on the amount.

Citation from our review of the chapter cited above (see "How we checked"); statute text not quoted here yet.

For informational purposes only. This is not legal advice: LandlordPro is not a law firm and cannot interpret the law for you. Laws change, and cities and counties add their own rules. Verify the current statute yourself and consult a licensed attorney in your state before taking any legal action.

Frequently asked questions

How much notice does a landlord have to give to raise rent in Wyoming?

Wyoming sets no statutory notice period. Whatever the lease says governs, so put a period in writing.

Is there a limit on how much rent can be raised in Wyoming?

No. Wyoming sets no cap on the size of an increase. Only California, Oregon, Washington and the District of Columbia cap the amount.

Can rent be raised during a lease in Wyoming?

No, unless the lease itself provides for it. A fixed-term lease fixes the rent for the term; an increase belongs at renewal or on a month-to-month tenancy after notice.

Does a Wyoming rent increase notice have to be in writing?

The statute does not say so expressly, but a verbal increase is a dispute waiting to happen. Put it in writing and keep proof of delivery, every time.

Do city rules change this in Wyoming?

We found no local rent regulation in Wyoming, but ordinances change faster than statutes. Check with the municipality before serving notice on a large increase.

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