Is Pocket Knife Legal in California? (2026)

Key facts

Status

Restricted

Permit required

No

Jurisdiction

California

Last reviewed

2026-04-09

Pocket Knife laws in California

In California, the legality of carrying a pocket knife is primarily governed by a combination of state statutes and local ordinances. California Penal Code section 21310 generally prohibits the possession of a dagger, dirk, or knife, but this is often interpreted to apply to knives with fixed blades designed to inflict serious injury. For folding knives commonly referred to as pocket knives, the primary restriction is found in Penal Code section 17235, which states that any person in any place in California is not prohibited from owning or possessing a folding knife. However, this does not preempt local regulations. Many cities and counties in California have adopted ordinances that restrict the carrying of certain types of knives, particularly if they are concealed. For instance, some local ordinances may define a prohibited knife based on blade length or the mechanism of opening. While owning and possessing a folding knife is generally permitted, the concealed carrying of certain types of knives can lead to penalties. If a pocket knife is deemed a prohibited weapon under local ordinance, or if its possession violates other laws (such as carrying a weapon on school grounds or in a government building as per Penal Code section 626.10 and Penal Code section 171b, respectively), individuals may face misdemeanor charges. Penalties for such offenses can include fines and imprisonment. The specific penalties vary depending on the nature of the violation and the jurisdiction. It is crucial to be aware that carrying a knife with the intent to use it in a violent manner can elevate the charges to more serious offenses. Notable exceptions and considerations include that while open carrying of a folding knife is generally permissible under state law, concealed carry is where most restrictions and potential penalties arise. California Penal Code section 20700, which deals with switchblade knives, also prohibits the sale, possession, or manufacture of switchblade knives, which are distinct from typical pocket knives that are manually opened. Recent changes in law have primarily focused on broader gun control measures, with knife laws remaining relatively consistent in their emphasis on prohibited weapons and concealed carry restrictions. Travelers and residents alike should be aware that even if an item is legal to carry in one California jurisdiction, it may be restricted or prohibited in another. For practical purposes, residents and travelers in California should assume that any blade longer than 3 inches may be subject to scrutiny and that carrying a knife concealed is more likely to draw attention than open carry, especially in urban areas where local ordinances may be more stringent. It is highly advisable to research specific city and county ordinances in advance of carrying a pocket knife in a particular locality. Furthermore, knives are strictly prohibited in secure areas such as schools, courthouses, and government buildings, regardless of their type or blade length, and possession in these locations will result in immediate confiscation and likely legal repercussions.

Frequently asked questions

Is pocket knife legal in California for travelers?

For travelers visiting California, pocket knife is currently restricted. In California, the legality of carrying a pocket knife is primarily governed by a combination of state statutes and local ordinances. California Penal Code section 21310 generally prohibits the possession of a dagger, dirk, or knife, but this is often interpreted to apply to knives with fixed blades designed to inflict serious injury. For folding knives commonly referred to as pocket knives, the primary restriction is found in Penal Code section 17235, which states that any person in any place in California is not prohibited from owning or possessing a folding knife. However, this does not preempt local regulations. Many cities and counties in California have adopted ordinances that restrict the carrying of certain types of knives, particularly if they are concealed. For instance, some local ordinances may define a prohibited knife based on blade length or the mechanism of opening. While owning and possessing a folding knife is generally permitted, the concealed carrying of certain types of knives can lead to penalties. If a pocket knife is deemed a prohibited weapon under local ordinance, or if its possession violates other laws (such as carrying a weapon on school grounds or in a government building as per Penal Code section 626.10 and Penal Code section 171b, respectively), individuals may face misdemeanor charges. Penalties for such offenses can include fines and imprisonment. The specific penalties vary depending on the nature of the violation and the jurisdiction. It is crucial to be aware that carrying a knife with the intent to use it in a violent manner can elevate the charges to more serious offenses. Notable exceptions and considerations include that while open carrying of a folding knife is generally permissible under state law, concealed carry is where most restrictions and potential penalties arise. California Penal Code section 20700, which deals with switchblade knives, also prohibits the sale, possession, or manufacture of switchblade knives, which are distinct from typical pocket knives that are manually opened. Recent changes in law have primarily focused on broader gun control measures, with knife laws remaining relatively consistent in their emphasis on prohibited weapons and concealed carry restrictions. Travelers and residents alike should be aware that even if an item is legal to carry in one California jurisdiction, it may be restricted or prohibited in another. For practical purposes, residents and travelers in California should assume that any blade longer than 3 inches may be subject to scrutiny and that carrying a knife concealed is more likely to draw attention than open carry, especially in urban areas where local ordinances may be more stringent. It is highly advisable to research specific city and county ordinances in advance of carrying a pocket knife in a particular locality. Furthermore, knives are strictly prohibited in secure areas such as schools, courthouses, and government buildings, regardless of their type or blade length, and possession in these locations will result in immediate confiscation and likely legal repercussions.

Do I need a permit for pocket knife in California?

California does not specifically require a permit for pocket knife, though general regulations apply.

Can I transport pocket knife through California?

Transport laws for pocket knife in California depend on the specific item and your route. Generally, transport is allowed if you comply with state regulations. Always check states you pass through.

What are the penalties for pocket knife violations in California?

Penalties for pocket knife violations in California vary based on the specific offense. Always verify current laws before traveling.