Mariposa County, California Inmate Search
Use the published phone-assisted custody method from Mariposa County Sheriff's Office. Call 209-966-3616. It is verified for People whose current county-jail custody is confirmed by facility staff Telephone confirmation is time-specific and does not provide a complete released-person, state-prison, federal, or final court-history archive
Mariposa County: verified quick facts
Exactly how to use the official route
- Open Phone-assisted current-custody confirmation through the official Adult Detention Facility from the official button on this page.
- Open the official Phone-assisted current-custody confirmation through the official Adult Detention Facility published or designated by Mariposa County Sheriff's Office. Use only the identifiers accepted by that service and verify the jurisdiction before relying on a same-name result.
- Use these published or supported search details: Use the identifying fields accepted by the official lookup; for phone-assisted confirmation, provide the full name and any date of birth, booking, or case details requested
- Match the jurisdiction and at least two available identifiers; do not rely on a same-name match alone.
- If the county route is blank, follow the no-result decision tree before moving to California Department of Corrections and Rehabilitation or the Federal Bureau of Prisons.
What is actually verified for this county
| Evidence level | County/local operator route verified |
|---|---|
| Responsible agency | Mariposa County Sheriff's Office |
| Official method | Phone-assisted current-custody confirmation through the official Adult Detention Facility — Official web/app lookup |
| Public contact | 209-966-3616 |
| Operational detail policy | Bail, visitation, mail, commissary, phone/video vendor, property-release, and detailed facility rules appear only when a local official source specifically verifies them. |
Official-system output and limits
| Question | Verified answer |
|---|---|
| Verified public coverage | People whose current county-jail custody is confirmed by facility staff |
| Accepted search information | Use the identifying fields accepted by the official lookup; for phone-assisted confirmation, provide the full name and any date of birth, booking, or case details requested |
| Current-custody status | The reviewed source establishes the custody-routing method, but does not publish a universal current-custody field list for this county. |
| Recent bookings | No separate recent-booking log was verified in the reviewed source set for this county route. |
| Custody notifications | No separate notification service is asserted by this page unless the official route itself provides one. |
| Charges and court dates | Not claimed as part of this verified county-custody route. Use the official court case-access system for charges, hearings, and disposition. |
| Historical or released-person records | Telephone confirmation is time-specific and does not provide a complete released-person, state-prison, federal, or final court-history archive |
| Verified facility/location | Mariposa County Adult Detention Facility; 5379 Highway 49 North, Mariposa, CA 95338 |
No result? Use this county-specific search order
Check booking and intake timing
A very recent arrest may not appear until identity review, fingerprinting, medical screening, classification, and the agency record are complete.
Retry only the accepted identifiers
Use the identifying fields accepted by the official lookup; for phone-assisted confirmation, provide the full name and any date of birth, booking, or case details requested
Check release, transfer, and regional housing
A current-custody service can stop showing a person after release or transfer. Court movement, medical transport, contract housing, or a regional jail can also change the responsible agency.
Use California Department of Corrections and Rehabilitation only after a state commitment
Open CIRIS after sentencing, admission, or a documented transfer to state corrections. A blank county result alone does not establish state-prison custody.
Use the federal locator only for confirmed federal placement
A local arrest does not automatically create a Federal Bureau of Prisons record. Use the BOP locator after a federal sentence or confirmed BOP placement.
Call the published public contact for urgent confirmation
Call 209-966-3616 and ask Mariposa County Sheriff's Office about the current custody route. Provide the full legal name and any booking, case, or agency identifier you already have.
County jail, state prison, federal custody, and court records are separate
| Situation | Correct starting point | Boundary |
|---|---|---|
| Recent local arrest or local detention | Mariposa County Sheriff's Office — Phone-assisted current-custody confirmation through the official Adult Detention Facility | People whose current county-jail custody is confirmed by facility staff |
| Confirmed California state sentence or transfer | California Department of Corrections and Rehabilitation — CIRIS | Recently admitted or transferred records can take time to appear |
| Confirmed federal sentence or BOP placement | Federal Bureau of Prisons locator guide | County and state systems do not replace the BOP locator. |
| Charges, hearing dates, disposition, certified records | Official court case-access or clerk system | An inmate roster is not a complete or certified court docket. |
Jurisdiction identity check
Mariposa County uses Census GEOID 06043. The 2025 Census estimate is 16,918 residents, ranked #53 among 58 county equivalents in California. These figures identify the jurisdiction; they are not jail-population or capacity figures.
Nearby jurisdictions when the arrest location is uncertain
Madera County inmate search
California · GEOID 06039
Merced County inmate search
California · GEOID 06047
Stanislaus County inmate search
California · GEOID 06099
Tuolumne County inmate search
California · GEOID 06109
Mendocino County inmate search
California · GEOID 06045
Marin County inmate search
California · GEOID 06041
Modoc County inmate search
California · GEOID 06049
Los Angeles County inmate search
California · GEOID 06037
Official sources and the role of each source
Each row is an official URL with a stated role. Multiple URLs from the same agency are not represented as independent agencies.
| Official source role | What it verifies | Link |
|---|---|---|
| Primary official custody route | Official starting method for the custody coverage described on this Mariposa County page. | Open official source |
| Local custody operator or agency source | Agency identity, local custody route, public contact, facility, or operational limitation stated by the local government source. | Open official source |
| State-prison boundary source | Separate California state-corrections custody search; it is not treated as the county-jail locator. | Open official source |
| Official agency guidance | Government-published custody coverage, routing instructions, or system limitations used on this page. | Open official source |
| Federal custody boundary source | Separate federal custody locator; county and state systems do not replace the Federal Bureau of Prisons locator. | Open official source |
Last source check: 2026-07-18. Report an official-source change.
Accuracy and appropriate use
An arrest, booking, detainer, or custody listing is not proof of conviction. Records can change after bond, court action, release, transfer, classification, or sentence recalculation. This directory is not a consumer reporting agency and must not be used for employment, housing, credit, insurance, or other FCRA-regulated decisions.