Find a private investigator in Baltimore, MD
A private investigator gathers facts and evidence for people, lawyers and businesses. Common work includes background checks, locating people, surveillance and fraud cases. A good investigator follows the law, keeps your case confidential, and gives honest updates about what can and cannot be found.
How many private investigators are in Baltimore?
Another 295 self-employed businesses in investigation, security and locksmith services are based in Baltimore city, the kind of one-person operation the employer count leaves out.
| Self-employed, Baltimore city | 295 Census NES 2023: investigation, security and locksmith services |
|---|---|
| Population | 577,193 ACS 2023 |
What do private investigators in Baltimore help with?
- Background checks
- Locating missing people or witnesses
- Surveillance
- Infidelity investigations
- Child custody investigations
- Insurance fraud
- Workplace investigations
- Asset searches
- Process serving where allowed
- Legal case support
How do you choose a good private investigator in Baltimore?
- Check the investigator's license where your state requires one.
- Ask about experience with cases like yours.
- Get a written agreement with scope, fees and reporting.
- Ask how they keep information confidential.
- Ask what evidence they can legally gather.
- Ask for sample reports with private details removed.
Most states license private investigators; ask for the license number and check it. See how licensing works for private investigators in Maryland.
Questions to ask before you hire
- Are you licensed and insured?
- Have you handled cases like mine?
- How will you report results?
- How do you charge?
- What can you legally do and not do?
- How will you protect my privacy?
Red flags to watch for
- Promising results before the work starts.
- Offering illegal methods such as hacking or recording without consent.
- No written agreement.
- Refusing to show a license.
What changes the price?
- Type of case
- Hours needed
- Travel and expenses
- Surveillance equipment
- Database searches
- Reports and testimony
Get two or three written quotes for the same scope of work; prices vary a lot between businesses.
Questions people ask
How many private investigators are there in Baltimore?
The Census employer count for Baltimore, MD is too small to report, plus 295 self-employed businesses in Baltimore city.
Can a private investigator tap phones?
No. Investigators must follow the same privacy laws as everyone else.
Can a PI find someone who moved?
Often, yes, through public records and interviews. Results vary.
Will my case stay private?
A good investigator keeps your case confidential. Ask about their policies in writing.
Private Investigators in nearby cities
Private Investigators in other cities
Sources: US Census Bureau ZIP and County Business Patterns 2023, Nonemployer Statistics 2023 and ACS 2023 5-year estimates. Census industry groups can include closely related businesses. Expert Helper is a free matching service, not a private investigator.