St. Mary's County, MD Sex Offender Registry
We index about 287 registered sex offenders with a St. Mary's County address.
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Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
registered within 1 mile of this address
Trick-or-treating in St. Mary's County this Halloween? Check sex offenders on your route.
Check the streets on your route for registered sex offenders before you go. Search any address and see who is registered nearby, with photos and official record links.
St. Mary's County sex offenders by the numbers. About 1 in 396 residents is on the registry.
- About 287 registrants we index list a St. Mary's County address — about 1 in 396 residents.
- That is 25.2 per 10,000 residents, about 108% above the Maryland average of 12.1.
- St. Mary's County holds about 4% of the registrants we index in Maryland.
- It ranks 12th of the 13 Maryland counties we publish pages for by number of registrants we index, and 6th of 13 by rate per resident.
- Leonardtown is the county seat, and St. Mary's County borders Calvert and Charles counties.
As of October 2026, we index about 287 registrants with a St. Mary's County, MD address — about 25.2 per 10,000 residents. Counts are registrants we index with a St. Mary's County address as of October 2026, rounded and approximate — not an official figure. The figure moves continuously — search for the current picture on any specific person. Rates use 2020 Census population. Maryland sex offender statistics.
St. Mary's County sex offender rate: how St. Mary's County compares. St. Mary's County against Maryland and the US.
Registrants we index per 10,000 residents, against the Maryland and national averages. All three rows come from the same continuously updated dataset, so the comparison divides like by like.
| Area | Registrants we index | Per 10,000 residents | |
|---|---|---|---|
| St. Mary's County, MD | 287 | 25.2 | |
| Maryland average | 7,491 | 12.1 | |
| United States average | 1,563,010 | 47.2 |
Sex offenders near your St. Mary's County address: a county-wide figure is not your street. How many live near your St. Mary's County address?
Enter your address and you will see how many live near it.
Checking one person instead? 25 name look-ups are free.Look someone up by name
Free: the count near your address and 25 name look-ups. Optional: see who they are — names, photographs and exact addresses — for $5.
Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
St. Mary's County sex offender search: search St. Mary's County — and everywhere else at once. Checking a date, a neighbor or a new sitter? Type their name.
People move. A check limited to St. Mary's County misses a registration anywhere else, so a search here covers every US registry — the 50 states, DC and the territories — and lets you narrow to a St. Mary's County city or ZIP when that is the question. Every result is scored, carries its photographs, and links to the official registry record.
Checking around a specific address? Search sex offenders near me by address or ZIP.
How a St. Mary's County sex offender search works. Three things that make a search accurate.
St. Mary's County sex offender search by address: checking an address in St. Mary's County. Start from the street you care about, not the whole county.
A county is a big area; the useful question is usually one street. Start from the address you care about — a home you are buying or renting, a school, a daycare, a relative’s house — or its ZIP code, and set the radius to match: a few blocks for one home, a mile or two for a neighborhood.
Each result is the full registry record — photograph, offenses, the address last reported and the official record link. Radius search sees registrants whose published address we have placed on a map coordinate, so search a name as well when you are checking a particular person.
Search by address or ZIP · Get a list for your area · How to read a record
St. Mary's County sex offender map. Each dot is a registered address; the rings are drawn around yours.
St. Mary's County sex offender records: reading a St. Mary's County result. What a record tells you, and what it does not.
Each St. Mary's County result is one registry record: the registrant’s name and aliases, a photograph, the address they last reported, the offenses that carry a registration duty and their current registration status, usually with a physical description and often a risk level or tier.
Two things it is not. It is not a full criminal history — offenses that never required registration do not appear, which is what a criminal record search covers. And the address is where the person last reported living, not proof of where they are today, so check the record date and confirm the photograph before acting on it.
Is the St. Mary's County sex offender registry search free? The count near your address is free, and so are 25 name look-ups.
Your count, and 25 names
How many registered sex offenders live near your address, plus 25 name look-ups. No card.
See who they are
Names, photographs, offenses and exact addresses on a map around your address. Pay once, keep it in your account.
Know when it changes
Everything in $5 once, plus an email when someone registers, moves in or moves out near you. Cancel any time.
St. Mary's County offender search FAQ. Quick answers before you search.
Standard results are not a consumer report; FCRA-covered decisions run through FCRA Partner Access, our separately enabled regulated service.
How many registered sex offenders are in St. Mary's County?
As of October 2026, we index approximately 287 registrants with a St. Mary's County, MD address — about 25.2 per 10,000 residents, or about 1 in 396 residents. Treat the figure as scale rather than a fixed number: the registered population moves continuously as people are added, move, or are released from the requirement. When you need an answer about a specific person, run a search.
How does St. Mary's County compare with the rest of Maryland?
St. Mary's County sits at about 25.2 registrants we index per 10,000 residents, against a Maryland average of about 12.1 and a national average of about 47.2. Density varies block by block inside any county, so use the ratio as context — and a search, not an average, to answer about a specific address or person.
How do I check a specific person in St. Mary's County?
Type their last name and add whatever else you hold — first name, date of birth, or narrow to a St. Mary's County city or ZIP. You get scored matches with photographs and official record links, and the search covers every US registry at once, so someone now in St. Mary's County who was registered elsewhere still surfaces. Your first 25 searches are free, no card required.
How do I find sex offenders near a St. Mary's County address?
Search outward from a street address or ZIP within St. Mary's County. Each result is the full registry record — photograph, offense history and the official state link — and you can widen the radius from one mile to a hundred to cover a neighborhood or the whole area. It is address-and-radius search rather than a map, and it sees registrants whose published address we hold and have placed on a coordinate.
Is there a St. Mary's County sex offender list?
Yes — the list for St. Mary's County is a search: we index about 287 registrants with a St. Mary's County address, and narrowing a search to the county, one of its cities, or a ZIP code returns them with photographs and official record links. To keep an eye on a specific area rather than read a long list, search outward from an address instead.
Which St. Mary's County city has the most registered sex offenders?
We publish a page for one St. Mary's County city or none, so there is no city-by-city comparison here — search the county, a city, or a ZIP for the current picture.
Which counties border St. Mary's County?
St. Mary's County borders Calvert and Charles counties. A search here is not bounded by the county line: it covers every US registry at once, so someone registered just across a border still surfaces. Charles County has its own page here, with its own count.
Can I get alerts about sex offenders in St. Mary's County?
Yes. A location monitor watches an address and radius you choose in St. Mary's County and emails you when someone registered nearby is added or moves in, so you don't have to re-run the same search.
Is this the official St. Mary's County sex offender registry?
Registries are maintained per state, not per county, so no single official "St. Mary's County registry" list exists. What you search here is our continuously updated national dataset with every US registry in one place, and each record links back to the official state entry that published it — so you can verify any St. Mary's County result at its source.
Maryland county sex offender registries: more Maryland counties. Every Maryland county page we publish.
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<a href="https://offendersearch.app/sex-offender-registry/maryland"><img src="https://offendersearch.app/badge/state/md.svg" alt="Maryland registered sex offenders — OffenderSearch" height="40"></a>Check your own St. Mary's County address for registered sex offenders
The count of registered sex offenders near your address is free.
Checking one person instead? 25 name look-ups are free.Look someone up by name
Free: the count near your address and 25 name look-ups. Optional: see who they are — names, photographs and exact addresses — for $5.
Public registry information. It may not be used for employment, tenant, credit or insurance decisions, or to harass or threaten anyone.
St. Mary's County, MD sex offender alerts. Get alerts for St. Mary's County, MD.
We'll email you when a registered offender is added or moves near your St. Mary's County, MD address — a recurring watch on our continuously updated data.
The count near your address is free. Email alerts for your address are $5 a month, optional, and you can cancel any time.
This is not a consumer report and must not be used for FCRA-governed hiring, tenancy, or credit decisions — those run through FCRA Partner Access.
For developers: build monitoring into your own product with the API ›
St. Mary's County sex offender data for developers. Building Maryland screening into your product? The same data is available through the API.
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