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The Sheriff, as law enforcement officer, is responsible for crime prevention, patrol, traffic enforcement, criminal investigation, scientific evidence collection, arrest of criminals,searches and seizures and all other requirements of contemporary police work.
Our mission at the Lake County Sheriff's Department is to enhance the quality of life in Lake County by serving and protecting our community through excellent law enforcement services. We are proud of the services we provide and equally proud of the confidence the public has in us and our capabilities.
Lake County Sheriff's Department. 2293 N. Main Street • Crown Point, IN 46307-1854. Police Emergency 9-1-1. Police Non-Emergency (219)660-0001. Sheriff Administration (219)755-3400.
The Lake County Sheriff is tasked with serving and executing all civil process directed to him/her by a legal authority originating within Lake County, other in-state counties as well as jurisdictions outside of Indiana.
The Lake County Sheriff's Department is the county law enforcement agency for Lake County, Indiana.
Sheriff Oscar Martinez Jr. is a lifelong resident of Lake County, Indiana. He was born in Gary and raised in East Chicago, Indiana. Oscar currently lives in St. John, Indiana with his wife of 25 years (married 1994), Melissa, and their 3 children: Alyssa 25, Amanda 23, and Oscar Martinez III 20.
Lake County Sheriff's Department Bureau Of Identification Office 2293 North Main Street – Building J-2 Crown Point, Indiana 46307 Phone Number: (219) 755-3321 All sex or violent offenders must register in person within 72 hours of arriving in Lake County, Indiana.
