2026 Guide Rapid City, SD Pennington County

Legal Costs in Rapid City, SD (2026)

Filing fees for LLCs, divorce, small claims, and notary services in Rapid City — all sourced from official South Dakota state records.

$150

LLC filing fee

$95

Divorce fee

$12,000

Small claims max

$10

Notary fee cap

LegalCostCalculator Editorial Team Data sourced from official government websites · Last reviewed: May 2026

Rapid City is a city in Pennington County, South Dakota. Whether you're starting a business, filing a small claims case, or going through a divorce, the fees you pay are set at the South Dakota state level — not the city or county level — with limited exceptions for county-specific court fees. Forming an LLC costs $150 in state filing fees. Small claims cases can be filed for disputes up to $12,000 in the Small Claims Court. Divorce filing fees in South Dakota start at $95. All figures on this page are verified from official South Dakota government sources and updated for 2026.

Form an LLC in Rapid City, SD

To form an LLC with a Rapid City address, you file with the South Dakota Secretary of State — not the city or county. The state filing fee is $150. Standard processing takes 3 business days. There is also an annual report fee of $50.

State filing fee	$150
Annual report fee	$50
Standard processing	3 business days
Expedited processing	1
Publication cost	Not required

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Small Claims Court in Rapid City

Small claims cases in Rapid City are heard at the Small Claims Court in Pennington County. The maximum you can sue for is $12,000. Filing fees range from $40–$75 depending on the claim amount.

Court name	Small Claims Court
Filing location	Pennington County
Maximum claim limit	$12,000
Filing fee	$40–$75
Written contract SOL	6 years
Oral contract SOL	6 years

Full South Dakota small claims guide →

Where to File in Rapid City

Pennington County Courthouse

Address

315 Saint Joseph St, Rapid City, SD 57701

Phone

(605) 394-2571

Hours

Mon–Fri 8:00 AM – 5:00 PM

Official Website

www.ujs.sd.gov

Always call ahead to verify hours and accepted payment methods before visiting. Hours may vary on holidays.

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Filing for Divorce in Rapid City

Divorce petitions in Rapid City are filed at the Pennington County courthouse. The South Dakota state filing fee is $95. Sheriff service costs $30.

Filing location	Pennington County Courthouse
Filing fee	$95 (South Dakota state)
Sheriff service fee	$30
Children surcharge	None
Parenting class	Not required
Certified copy fee	$5

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Find a Notary in Rapid City, SD

South Dakota caps notary fees at $10 per notarial act ($10 for remote online notarization). Common places to find a notary in Rapid City: your bank (often free for account holders), UPS Store, FedEx Office, public libraries, and law offices.

South Dakota also allows Remote Online Notarization (RON) — get documents notarized via video call from anywhere, capped at $10. Useful if you can't travel to a Rapid City notary in person.

Acknowledgment fee cap	$10
Jurat fee cap	$10
RON (remote online)	$10
State fee law	Yes — fee cap enforced

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Frequently Asked Questions

How much does it cost to form an LLC in Rapid City, SD?

Forming an LLC in Rapid City costs $150 for the South Dakota state filing fee. The annual report fee is $50/year. This is a statewide fee — the same amount regardless of which city you're in. Use a registered agent service for privacy and compliance.

Where is the small claims court in Rapid City?

Small claims cases in Rapid City are filed in the Small Claims Court serving Pennington County. Contact the Pennington County courthouse to confirm the address, hours, and accepted payment methods before you go. The maximum claim limit is $12,000 and the filing fee is $40–$75.

How much does a notary cost in Rapid City?

In Rapid City, notary fees are capped at $10 per notarial act. Typical in-person fees at UPS Store or FedEx are $10–$15 per signature. Many banks offer free notary service to account holders. For RON (remote online notarization), the cap is $10.

How do I file for divorce in Rapid City?

To file for divorce in Rapid City, file your petition at the Pennington County courthouse. The South Dakota base divorce filing fee is $95. You must meet South Dakota's residency requirement (typically 6+ months in the state). For uncontested divorces, online services can prepare all your paperwork.

What is the small claims limit in Rapid City?

The small claims limit in Rapid City is $12,000 — the maximum you can sue for in Small Claims Court in South Dakota. This limit applies throughout the state regardless of city. Filing fees are $40–$75. If your claim exceeds the limit, you can reduce it to qualify for small claims or file in a higher civil court.

Where do I file small claims in Pennington County?

Small claims cases in Pennington County are filed at the local courthouse in Pennington County. The South Dakota small claims court (Small Claims Court) handles all monetary disputes up to $12,000. Filing fees are $40–$75. Contact the Pennington County court clerk for the current address, hours, and filing procedures.