Cobb County, GA Courthouse Cell Phone Policy, Lockers & Jury Duty Parking (2026)
Short answer: Yes. Visitors, litigants, and jurors may bring cell phones into Cobb County Superior Courthouse & State Court Building (Marietta) (Cobb County, GA). Phones must be switched to silent or vibrate before entering any courtroom, and taking photos or recordings anywhere inside the building is strictly prohibited under Superior Court of Cobb County Standing Security Order. No lockers are needed at Cobb County Superior Courthouse & State Court Building (Marietta) because visitors are permitted to bring silenced cell phones inside the building past security. Last checked
🏛️ Main Courthouse Facility
- Building
- Cobb County Superior Courthouse & State Court Building (Marietta)
- Address
- 70 Haynes St / 12 E Park Square, Marietta, GA 30090
- Hours
- 8:00 AM – 4:30 PM (Mon–Fri)
- Clerk / Security Phone
- (770) 528-1800
- Est. Foot Traffic
- ~2,773 visitors/day
- Official Court Site
- https://www.cobbcounty.org/courts ↗
🅿️ Validated Jury Duty Parking & Transit
- Juror Parking Status
- FREE / Validated for Summoned Jurors
- Designated Garage / Lot
- Waddell Street Parking Deck (165 Waddell St, Marietta — Juror Levels)
- How to Validate
- Jurors park free in the Waddell Street Parking Deck; display your Jury Summons parking permit on your dashboard.
- Public Transit
- Served by Marietta local bus and regional transit stops within 2 blocks of the main courthouse entrance. Warning: If arriving by Uber, Lyft, or bus at a phone-ban facility without lockers, do not bring prohibited electronics.
Security Rules, Lockers & Decorum (Cobb County)
Authority: Superior Court of Cobb County Standing Security Order · Verification: Official .gov Administrative Order + Sheriff Security Desk Verification
| Rule / Amenity | Cobb County Policy | Official Directive & Verification Quote |
|---|---|---|
| Cell phone policy | Allowed (silent mode in courtrooms) | “Cobb County Superior Courthouse & State Court Building (Marietta) Security Policy: "Cell phones are permitted through security screening but must be turned completely off or silenced inside courtrooms."” |
| Cell phones banned | Phones allowed on silent | “Cobb County Superior Courthouse & State Court Building (Marietta) Security Policy: "Cell phones are permitted through security screening but must be turned completely off or silenced inside courtrooms."” |
| Phone lockers at entrance | No lockers needed (phones allowed inside) | “Bailiff / Sheriff Security Directive (Cobb County Superior Courthouse & State Court Building (Marietta)): "Court security officers will not hold, store, or safeguard cell phones or electronic devices at the entrance checkpoint. Visitors arriving via rideshare must make off-site arrangements."” |
| Uber & bus rider safe (no car) | Safe for Uber/bus (phones allowed inside) | “Bailiff / Sheriff Security Directive (Cobb County Superior Courthouse & State Court Building (Marietta)): "Court security officers will not hold, store, or safeguard cell phones or electronic devices at the entrance checkpoint. Visitors arriving via rideshare must make off-site arrangements."” |
| Jury duty parking & validation | Free validated parking · Waddell Street Parking Deck (165 Waddell St, Marietta — Juror Levels) | “Jury Summons Instructions (Cobb County): "Jurors receive free validated parking at Waddell Street Parking Deck (165 Waddell St, Marietta — Juror Levels). Bring your parking stub inside to the Jury Assembly Room for validation—do not park at 2-hour street meters."” |
| Juror phone & laptop rules | Jurors allowed phones & laptops in Jury Lounge | “Cobb County Superior Courthouse & State Court Building (Marietta) Security Policy: "Cell phones are permitted through security screening but must be turned completely off or silenced inside courtrooms."” |
| Security line wait times | ~18 mins peak (arrive 20 mins early) | “Peak screening window is 8:00 AM – 9:15 AM during Monday/Tuesday jury call (18 min typical queue at magnetometers; belts, metal, and bags x-rayed).” |
| Courtroom dress code | Strict decorum: No shorts, tank tops, flip-flops, or hats | “Courtroom Decorum Order (Cobb County): "Business casual required. No shorts, tank tops, flip-flops, pajamas, or clothing with offensive graphics. Hats must be removed upon entering courtrooms. Judges and bailiffs may deny entry or reschedule appearances for inappropriate attire."” |
| Smartwatches & Apple Watch | Smartwatches allowed (silent) | “Cobb County Superior Courthouse & State Court Building (Marietta) Security Policy: "Cell phones are permitted through security screening but must be turned completely off or silenced inside courtrooms."” |
Courthouse Buildings & Branch Annexes in Cobb County
| Courthouse / Branch Building | Cell Phone Policy | Phone Lockers | Juror & Visitor Parking |
|---|---|---|---|
| Cobb County Superior Courthouse & State Court Building (Marietta) Main Trial & Jury Courthouse · 70 Haynes St / 12 E Park Square, Marietta, GA 30090 |
Allowed (Silent) | No lockers | Validated free (Waddell Street Parking Deck (165 Waddell St, Marietta — Juror Levels)) |
| Cobb County Traffic & Misdemeanor Annex Traffic, Small Claims & Branch Court · Annex Facility, Marietta, GA 30090 |
Allowed (Silent) | No lockers on site | Surface lot / metered street parking around annex |
What to Know Before You Go to Cobb County Superior Courthouse & State Court Building (Marietta)
📱 If You Have Jury Duty
Summoned jurors in Cobb County are permitted to bring cell phones and laptops through the security checkpoint into the Jury Assembly Room. Show your printed Jury Summons to the Sheriff deputy at the magnetometer.
🚗 If You Have Traffic, Family, or Criminal Court
You may bring your cell phone inside on silent mode. Do not take your phone out inside a courtroom unless the judge explicitly asks you to display digital proof of insurance or exhibits.
👔 Dress Code & Security Line
Peak morning screening (8:00 AM – 9:15 AM) takes ~18 minutes. Arrive at least 20 minutes early. Business casual required. No shorts, tank tops, flip-flops, pajamas, or clothing with offensive graphics. Hats must be removed upon entering courtrooms. Remove belts, coins, and keychains before the magnetometer.
Skip the Security Line & Protect Your Record in Cobb County, GA
If you have a Traffic Ticket, Speeding/CDL Violation, DUI, Misdemeanor, or Family Court hearing in Cobb County, GA, a licensed local attorney can often appear in court on your behalf—saving you from missing work, risking a bench warrant, or taking points on your license.
Frequently Asked Questions
Can I bring my cell phone to Cobb County Courthouse in Marietta, GA?
Yes. Visitors, litigants, and jurors may bring cell phones into Cobb County Superior Courthouse & State Court Building (Marietta) (Cobb County, GA). Phones must be switched to silent or vibrate before entering any courtroom, and taking photos or recordings anywhere inside the building is strictly prohibited under Superior Court of Cobb County Standing Security Order.
Does Cobb County Courthouse have cell phone lockers at the entrance?
No lockers are needed at Cobb County Superior Courthouse & State Court Building (Marietta) because visitors are permitted to bring silenced cell phones inside the building past security.
Where do I park for jury duty at Cobb County Courthouse and is it free?
Yes, jury duty parking is free/validated at Waddell Street Parking Deck (165 Waddell St, Marietta — Juror Levels). Jurors park free in the Waddell Street Parking Deck; display your Jury Summons parking permit on your dashboard.
Can summoned jurors bring a laptop or phone to Cobb County Jury Duty?
Yes. Summoned jurors with their Jury Summons may bring a cell phone and laptop/tablet into the Cobb County Jury Assembly Room. All devices must be turned off when entering a courtroom.
How long is the security line at Cobb County Superior Courthouse & State Court Building (Marietta) and what is the dress code?
Expect a 18-minute wait at the Sheriff magnetometers between 8:00 AM and 9:15 AM (arrive at least 20 minutes before your court call). Dress code: Business casual required. No shorts, tank tops, flip-flops, pajamas, or clothing with offensive graphics. Hats must be removed upon entering courtrooms.
What happens if I am turned away at security and miss my Cobb County court call?
If a bailiff denies you entry because you brought a prohibited phone without a car or wore prohibited attire, missing your docket call in traffic or criminal court can result in a default conviction or a Failure to Appear (FTA) Bench Warrant. Contact the Clerk at (770) 528-1800 or consult a local Cobb County traffic/defense attorney immediately.
Other County Courthouses in Georgia
- Fulton County (Atlanta)
- Gwinnett County (Lawrenceville)
- DeKalb County (Decatur)
- Chatham County (Savannah)
- Cherokee County (Canton)
- Clayton County (Jonesboro)
- Forsyth County (Cumming)
- Henry County (McDonough)
- Richmond County (Augusta)
- Hall County (Gainesville)
- Muscogee County (Columbus)
- Bibb County (Macon)
- All 13 Georgia counties →
Last checked 2026-11-04. Administrative orders and security protocols can change by order of the Chief Judge or County Sheriff. Spot an update at Cobb County Superior Courthouse & State Court Building (Marietta)? Submit a verified update.