St. Mary's County Detention and Rehabilitation Center Inmate Search

Search for an Inmate or Active Arrest Warrant in St. Mary's County

Maryland inmate search

St. Mary's County Inmate Search and Detention Center

St. Mary's County inmate lookups use the Sheriff's incarcerated individual lookup, an online list for the Leonardtown jail; Leonardtown warrant questions, mugshot requests, bail, Marshals or ICE holds, and St. Mary's police phones follow. The jail is the St. Mary's County Detention and Rehabilitation Center, 41880 Baldridge Street, Leonardtown, MD 20650, 301-475-4200. VINELink adds release alerts.

1. Lexington Park and Leonardtown arrestees stay where?

3. How do people get out?

Through commissioner terms, then a judge's review if needed. See our bail guide.

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4. How do I check for a St. Mary's warrant?

Sheriff's deputies, reached at 301-475-8008, serve warrants countywide from the Leonard Hall Drive headquarters in Leonardtown.

Plan any surrender at the Baldridge Street detention center with a lawyer. A missed court date can sometimes be fixed by asking the clerk for a new one: Circuit Court, 41605 Courthouse Drive, 301-475-7844; District Court, 23110 Leonard Hall Drive, 301-880-2700.

The Judiciary's online docket search gives charges and hearing dates in filed cases, though it never confirms a warrant.

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5. How does bail work in Leonardtown?

Leonard Hall Drive's commissioner sets release terms after booking. Held cases get District Court review. Our local bail page explains paying.

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6. Will St. Mary's notify me about a release?

Yes; the Baldridge Street jail reports to VINELink, which sends free custody notices by phone, SMS or email.

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7. How long before a Leonardtown detainee goes before anyone?

Under 24 hours, before the commissioner, 23110 Leonard Hall Drive, 301-880-2720. Then 23110 Leonard Hall Drive, 301-880-2700, for a judge's review if needed. See court steps.

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8. Where will the Leonardtown case be heard?

Most begin at 23110 Leonard Hall Drive, District Court, 301-880-2700. Serious felonies end up at 41605 Courthouse Drive in Circuit Court, 301-475-7844. Southern Maryland federal cases belong to the U.S. District Court's Greenbelt courthouse, 301-344-0660.

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9. Who handles free defense in Leonardtown?

The Office of the Public Defender at 23110 Leonard Hall Drive, 301-880-2830. Statewide line: 877-430-5187.

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10. Where do I check Leonardtown charges and bail?

Leonardtown's courts post both on Maryland Judiciary Case Search. Clerk: 301-475-7844. If Leonardtown police wrote a citation for a jailable charge, expect a preliminary inquiry; absent a listed time, appear within five business days.

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11. Is there a visitor's guide?

Yes, from the Sheriff's Office. At Baldridge Street, family visits are video only and must be booked online from 24 hours to one week ahead; give a working email, since cancellations come that way. Each visit lasts 25 minutes, and you can have as many off-site visits from home as you like each week. Visits are recorded, and taking or posting photos of people held is banned. The person held can see who is coming and can decline. For scheduling trouble, call the video provider, not the jail; call the jail with questions at 301-475-4200. See our visitation guide.

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12. How do calls, letters and deposits work?

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13. Does the lookup show mugshots?

The lookup includes mugshot images for many entries; ask the Sheriff's Office, 301-475-8008, about others. ICE booking photos must be requested through ICE's FOIA office. Federal booking photos are not released to the public or the press, except that the U.S. Marshals Service may publish one while looking for a fugitive.

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14. What if a St. Mary's case is federal?

  1. Federal cases often go to 6500 Cherrywood Lane, Greenbelt, MD 20770; clerk 301-344-0660 (Baltimore 410-962-2600).
  2. Magistrates rule on detention.
  3. Federal arrestees are held for the U.S. Marshals, 410-962-2220, who hold them until trial.
  4. The BOP inmate locator lists sentenced people. Patuxent River Naval Air Station cases may also go federal.
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15. How does an ICE hold work in St. Mary's?

  1. Baldridge Street may receive ICE Form I-247A.
  2. Requested: up to 48 hours after they would otherwise be released (8 CFR 287.7(d)). Local bail won't end it.
  3. Officers may pick the person up in Leonardtown; without them, deputies release.
  4. Placement is ICE's call. Search the ICE detainee locator. The ICE Baltimore Field Office is at 31 Hopkins Plaza, 6th Floor, Baltimore, MD 21201, 410-637-4000.
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16. How about a Southern Maryland resident serving state time?

A Leonardtown sentence of state time ends up on the DPSCS locator; our Maryland prisons directory lists them.

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17. Where do youths arrested near Leonardtown go?

Department of Juvenile Services intake is at 23110 Leonard Hall Drive, Suite 1040, Leonardtown, 301-475-0413. A case manager and a parent talk through the complaint; it may end, stay informal, or move on to court. Southern Maryland youths in detention are sent to Cheltenham, 301-782-2400.

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18. What care and programs does the Leonardtown jail offer?

The jail provides medical and behavioral health care, education, re-entry support and medication-assisted treatment. Its Community Corrections Center runs pretrial supervision, day reporting and inpatient treatment programs.

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19. Could a Leonardtown bond call be a scam?

Yes; the St. Mary's Sheriff's Office never takes bond by phone. Real bail is paid to the court or a bondsman you choose. Check with 301-475-8008.

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20. What if someone at Baldridge Street jail needs medicine?

Phone 301-475-4200. Baldridge Street jail property too.

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21. What is the St. Mary's Community Corrections Center?

It runs the alternatives to jail: pretrial supervision, day reporting and inpatient treatment. People in its programs may have electronic monitoring and drug tests. The main jail line is 301-475-4200.

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22. How do mail and money work at the Leonardtown jail?

Letters, cards and photos go to an off-site scanning address in the Sheriff's visitor guide and are shown on tablets. Put the person's name and booking number on the outside. Glitter, explicit material and weapon manuals are banned. Books and magazines must come from the publisher, softcover only, to 41880 Baldridge Street, Leonardtown, MD 20650. The lobby takes no cash. Pay online or by phone with the ID number, or send a money order payable to the detention center; money orders are held 10 days. Cash or checks in the mail are sent back. After release, people can log in to the mail site for free to download their messages and photos.

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23. What is the Community Corrections Center?

It is the Sheriff's Office unit in Leonardtown that runs pretrial supervision, day reporting and an inpatient treatment program. Ask about these programs at 301-475-4200.

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24. Which police agencies cover St. Mary's County, with phone numbers?

  • St. Mary's County Sheriff's Office, 23150 Leonard Hall Drive, Leonardtown, MD 20650, 301-475-8008, the main police agency.
  • Maryland State Police, Leonardtown Barrack T, 301-475-8955.

Leonardtown, St. Mary's only town, relies on county deputies rather than town police. St. Mary's College of Maryland Public Safety, St. Mary's City, 240-895-4911, open 24 hours. College of Southern Maryland Public Safety, Leonardtown campus, 240-725-5333. Natural Resources Police, 410-260-8888. Emergencies: 911.

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St. Mary's County Detention and Rehabilitation Center Inmate Services Information

Phone: 301-475-4200

Physical Address:
41880 Baldridge Street
Leonardtown, MD 20650

Mailing Address (personal mail):
Inmate's Full Name & Booking ID#
KCSO-SCH
St. Mary's County Detention -MD
P.O. Box 2027
Pinellas Park, FL 33780

Mailing Address (legal mail or subscriptions):
Inmate's Full Name & Booking ID#
St. Mary's County Detention and Rehabilitation Center
41880 Baldridge Street
Leonardtown, MD 20650

Every year St. Mary's County law enforcement agencies arrest and detain 3,280 offenders, and maintain an average of 164 inmates (county-wide) in their custody on any given day.

The weekly turnover rate of inmates is approximately 55%, meaning that every week more than half of these inmates are released and then replaced with new offenders being booked into jail.

The charts below break down the men, women, races, ethnicities and the types of crimes that people are arrested and incarcerated for in both St. Mary's County and state prisons throughout the country. This information is compiled from local police and the St. Mary's County Sheriff's Department, as well as the state of Maryland and the United States Department of Justice and Census Bureau.

If you are looking for a prisoner in Maryland or Federal custody, click on the appropriate institution below.

If you are searching for an inmate being held in another county in Maryland, click below.

STATE OF Maryland COUNTY JAILS

If you are searching for a prisoner in a Maryland State Prison click below.

Maryland Prison Inmate Search

If you are searching for a United States Federal Bureau of Prisons Inmate click below.

Federal Bureau of Prisons Inmate Search

For ICE Detainees (Immigration) being held at a detention facility in the United States, click below.

ICE Detainee Search

St. Mary's County Inmate Race & Ethnicity - 11/4/2026

Race Inmates % Total
White 59 50.43%
Black 31 26.50%
Hispanic or Latino 13 11.11%
American Indian/Native Alaskan 3 2.56%
Asian 5 4.27%
Pacific Islander/Native Hawaiian 3 2.56%
Other 3 2.56%
Total 117 100.0%
Demographic, Crime and Inmate data is compiled from public reports provided by the St. Mary's County Sheriff’s Department, Maryland Corrections, United States Department of Justice, Federal Bureau of Investigation and the United States Census Bureau.

St. Mary's County Inmate Criminal Charges - 11/4/2026

(many inmates have multiple charges)

Charge Inmates % Total
Felony (3rd Degree) 25 21.37%
Felony (2rd Degree) 28 23.93%
Felony (1st Degree) 3 2.56%
State Jail Felony 7 5.98%
Felony (Uncategorized) 25 21.37%
Misdemeanor (Class A) 29 24.79%
Misdemeanor (Class C) 0 0.00%
Holds 0 0.00%
Uncategorized 0 0.00%
Demographic, Crime and Inmate data is compiled from public reports provided by the St. Mary's County Sheriff’s Department, Maryland Corrections, United States Department of Justice, Federal Bureau of Investigation and the United States Census Bureau.

St. Mary's County Inmate Sex - 11/4/2026

Sex Inmates % Total
Male 104 88.89%
Female 13 11.11%
Total 117 100.0%
Demographic, Crime and Inmate data is compiled from public reports provided by the St. Mary's County Sheriff’s Department, Maryland Corrections, United States Department of Justice, Federal Bureau of Investigation and the United States Census Bureau.

St. Mary's County Inmate Age - 11/4/2026

Age Inmates % Total
Under 18 2 1.71%
18-20 6 5.13%
21-24 13 11.11%
25-30 22 18.80%
31-35 21 17.95%
36-40 19 16.24%
41-45 13 11.11%
46-50 7 5.98%
51-55 5 4.27%
56-60 5 4.27%
61-65 1 0.85%
66-75 2 1.71%
76-85 1 0.85%
Total 117 100.0%
Demographic, Crime and Inmate data is compiled from public reports provided by the St. Mary's County Sheriff’s Department, Maryland Corrections, United States Department of Justice, Federal Bureau of Investigation and the United States Census Bureau.
Demographic, Crime and Inmate data is compiled from public reports provided by the St. Mary's County Sheriff’s Department, Maryland Corrections, United States Department of Justice, Federal Bureau of Investigation and the United States Census Bureau.