Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site on September 24, 2026.
Wasco County, Oregon, has about 27,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Wasco County is held at the county jail, run by the Wasco County Sheriff's Office, and the jail's record of each person held is a public record. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, the jail, who books people, state prison and common questions.
Related guides: Wasco County public records, Wasco County arrest records, Wasco County warrants, Wasco County criminal records, Wasco County court records, Oregon arrest records and Oregon inmate search.
Finding Someone in Custody in Wasco County
A person kept in custody after an arrest in Wasco County is held at the county jail, run by the Wasco County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Wasco County Sheriff's Office at wascocountyor.gov/departments/sheriff/index.php (page title: Sheriff), phone 541-506-2580, 511 Washington St., Ste. 101, The Dalles, OR 97058, Mon 8:00 AM - 4:30 PM, which answered when SearchSystems opened it on September 24, 2026.
That page is the office's jail information page rather than a roster, so a search for a particular person goes through the office at 541-506-2580.
The Wasco County Jail by the Numbers
On an average day in 2023 the jail held about 68 people, down from about 71 in 2019. Its rated capacity in 2023 was 87 beds, and it ran at 78 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Wasco County has about 27,000 residents (2024 Census Bureau estimate), so the jail holds about 26 people for every 10,000 residents.
Who Books People Into the Wasco County Jail
The Wasco County Sheriff's Office and the agency that reports for The Dalles make the arrests that end in a booking in Wasco County.
The FBI's agency list also places these agencies in Wasco County: the Wasco County State Police (state police); the Wasco County Liquor Commission (state agency).
The largest arrest counts reported to the FBI were The Dalles's 708 for 2025 and the Wasco County Sheriff's Office's 109 for 2025.
Together, the two agencies in Wasco County with all twelve months of 2025 on file reported 817 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Wasco County arrest records.
From the Jail to State Prison
A sentence of more than a year is served in state prison, not the jail; the Oregon Department of Corrections lists its inmates at oregon.gov/doc/victim-services/pages/offender-search.aspx.
Frequently Asked Questions
How do I find an inmate in Wasco County?
Ask the Wasco County Sheriff's Office at 541-506-2580; its jail page SearchSystems verified is at wascocountyor.gov.
How many people are in the Wasco County jail?
About 68 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 87 beds.
What is the phone number for the Wasco County jail?
541-506-2580, the number on the page of the Wasco County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Wasco County go?
To a facility of the Oregon Department of Corrections; its inmate locator is at oregon.gov.
Is this the official Wasco County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.