Alimony in Rapid City: how it is calculated

Alimony in Rapid City follows South Dakota law, not a local rule — the same statute applies whether the case is filed in Pennington County or anywhere else in the state. Here is what that formula produces, and where a Rapid City case is actually heard.

Where a Rapid City case goes

A divorce filed in Rapid City is heard by the South Dakota court for Pennington County. The judge applies the state statute below; the county sets the filing procedure, not the amount. Rapid City has about 79,894 residents (Census Bureau, 2024 estimate).

Open the full South Dakota alimony calculator → — same formula, with every input, the statute (SDCL § 25-4-41) and the date it was last checked.

Formula

No statutory formula — courts weigh factors (rule-of-thumb estimate shown)

Type

Discretionary (case by case)

Does Rapid City have its own rule?

No. SDCL § 25-4-41 applies across South Dakota, so a case from Rapid City is decided by the same numbers as one filed anywhere else in the state. What changes locally is the courthouse, the clerk's procedure and how long the docket takes — not the amount.

What the statute says

SDCL § 25-4-41 — South Dakota alimony factors.

Last checked 2026-09-02. Read the source →

Also for Rapid City

Unemployment in Rapid City

Other South Dakota cities

Sioux Falls · Aberdeen · Brookings · Watertown · Yankton · Mitchell · Huron · Box Elder · Spearfish · Pierre · Vermillion · Brandon

Everything StateTally tracks for South Dakota → · Alimony in every city →

Cite this page

Using these figures in an article, brief or report? Copy a citation — the link keeps readers on the source and its review date.

StateTally. (2026). Alimony Calculator for Rapid City, South Dakota (2026). Retrieved September 17, 2026, from https://statetally.com/alimony/city/rapid-city-sd/