Mahaska County, website

Mahaska County in Iowa uses area code 641. This page is a phonebook directory where you will find the physical address and contact information of the most relevant government offices in Mahaska, including the Clerk’s Office, Sheriff’s Office, and the Health Department. 

Sheriff’s Office

214 High Ave. E.
Oskaloosa, Iowa 52577

Phone: (641) 673-4322
Fax: (641) 672-1191

Police Department

214 High Ave. E.

Oskaloosa, IA 52577

Phone: (641) 672-2557

Clerk of Court

106 South 1st Street
Oskaloosa, IA 52577

Phone: (641) 673-7786

District Court

106 South 1st Street
Oskaloosa, IA 52577

Phone: (641) 673-7786

County Attorney

106 S. 1st St.

Oskaloosa, IA 52577

Phone: (641) 673-9819

Treasurer

106 South 1st Street
Oskaloosa, IA 52577

Phone: (641) 673-5482

Fax: (641) 673-2586 

Assessor

106 South 1st St.
Oskaloosa, IA 52577

Phone: (641) 673-5805

Fax: (641) 673-2564

Mahaska County Jail

214 High Ave. E.

Oskaloosa, IA 52577

Phone: (641) 673-2591

Emergency Management

214 High Ave. E.

Oskaloosa, IA 52577

Phone: (641) 672-1209

Fire Department

220 S Market St.

Oskaloosa, IA 52577

Phone: (641) 673-3541

Human Resources Department

410 South 11th

Oskaloosa, IA 52577

Phone: (641) 682-8793

Health Department

1229 C. Avenue East

Oskaloosa, IA 52577

Phone: (641) 673-3257

School District

P. O. Box 710
Oskaloosa, IA 52577
Phone: (641) 673-8345