Smart Ways to Split Rent Fairly in South Dakota

Living with roommates can make housing more affordable, but deciding how to split rent—and do it fairly—can be tricky. If you're renting with others in South Dakota, understanding your options and legal considerations can help preserve both your finances and your friendships.

How Rent Splitting Works in South Dakota

When several people share a rental, each roommate is responsible for paying their share. However, there is no single law that dictates exactly how rent must be divided in South Dakota. What matters most is clear agreement between all roommates and adherence to your lease or rental contract.

Common Methods to Split Rent

  • Even split: Divide the rent equally among all roommates. This is easiest if all rooms are similar in size and amenities.
  • By room size or features: Adjust each person’s share based on room size, private bathrooms, closet space, or views.
  • Income-based: Factor in each roommate’s income to assign a fair share if incomes vary widely.
  • Negotiated split: Come to an arrangement based on everyone’s needs and preferences.

For any chosen method, put your rent split agreement in writing. This helps prevent future confusion or disputes and may be useful if questions arise with your landlord.

Legal Considerations for Roommates

In South Dakota, the rights and responsibilities of tenants are mainly defined by the South Dakota Codified Laws – Title 43: Property, Chapter 32: Landlord and Tenant.1 All adult tenants named on the lease are generally jointly and severally liable for the full rent. This means if one roommate doesn't pay their share, the landlord can ask the other tenants to cover it.

The Importance of a Roommate Agreement

Besides the main lease, roommates can create a separate Roommate Agreement. While not a legal requirement, this internal contract clarifies:

  • How rent and utilities are split
  • Deadlines for payment
  • Division of chores or shared spaces
  • What happens if someone wants to move out early

If disputes arise, a signed Roommate Agreement can support your position in mediation or, if needed, small claims court.

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Subletting or Adding a Roommate

If you wish to add another roommate or sublet your space, always review your lease. Many leases require your landlord’s written approval for any changes. Subletting without permission can be a breach of your tenancy agreement.

Relevant South Dakota Forms

  • Notice of Intent to Vacate (Form Name Varies)
    When used: If a roommate decides to leave, this form provides written notice to the landlord (typically 30 days in advance) as required under SDCL 43-32-13.2
    How to use: A roommate writes and delivers the notice specifying their move-out date. Templates are often available from landlords or the South Dakota Housing Development Authority.
  • Roommate Agreement (No Official State Form)
    When used: To clarify arrangements between roommates. Create your own or find samples on official housing or university websites.

All official forms and sample notices should be sent to the landlord and kept for your records. For more information, visit the South Dakota Housing Development Authority.

What If a Dispute Arises?

If roommates disagree about rent or responsibilities, try to resolve the issue through open communication or mediation. In cases where money is owed or an agreement is broken, you may need to pursue a claim in small claims court. In South Dakota, this is managed by the South Dakota Unified Judicial System.3

Tip: Always communicate any changes to your landlord and update your lease and agreements if circumstances change.

FAQ: Rent Splitting With Roommates in South Dakota

  1. Do all roommates need to be on the lease in South Dakota?
    Not always, but if you are not listed on the lease, you may lack direct rights and responsibilities under state law. It’s safest for all tenants to be named, so everyone is protected.
  2. What happens if a roommate moves out early?
    If your lease is joint, remaining tenants could be required to pay the full rent. Use a formal Notice of Intent to Vacate and notify the landlord as soon as possible.
  3. Can I evict my roommate myself?
    No. Only the landlord or property owner can evict a tenant. If your roommate is not on the lease, you may have to involve your landlord or initiate a formal complaint through the unified court system.
  4. Does the law dictate how rent should be split?
    No, rent splitting arrangements are made between tenants. However, each person named on the lease is legally responsible for total rent payments.
  5. Where can I get help if we can't agree on splitting rent?
    Contact the South Dakota Housing Development Authority for resources, or seek mediation through local tenant advocacy groups or the court system.

Key Takeaways

  • Decide on a transparent, fair way to split rent and document your agreement.
  • All tenants on the lease are legally responsible for the rent.
  • Use official forms, inform the landlord about sublets or roommate changes, and seek help early in case of disputes.

Need Help? Resources for Renters


  1. South Dakota Codified Laws – Title 43: Property, Chapter 32: Landlord and Tenant
  2. SDCL 43-32-13 – Notice to Terminate Tenancy at Will
  3. South Dakota Unified Judicial System – Residential Tenancy Disputes
Bob Jones
Bob Jones

Editor & Researcher, Tenant Rights USA

Bob writes and reviews tenant law content for various regions. They’re passionate about housing justice and simplifying legal protections for renters everywhere.