The guitar emerged as a recognizable instrument around the 15th century

The guitar did not appear fully formed. It evolved from earlier stringed instruments — the lute, the oud, and the vihuela — over centuries. By the 1400s in Spain, the vihuela (a plucked instrument with a flat body and six courses of strings) was already in use. The modern guitar's direct ancestor, however, took shape in the 15th and 16th centuries as Spanish and Portuguese makers refined the design, settling on the shape and string arrangement we recognize today.

The earliest surviving guitars date to the 16th century. These instruments had four or five courses of strings (a course is a pair of strings tuned together, or sometimes a single string). The six-string configuration that became standard arrived gradually during the 18th century, though some makers experimented with it earlier. By 1800, the six-string guitar was the dominant form across Europe and Latin America.

Key Takeaways

  • The guitar as we know it developed in Spain during the 15th and 16th centuries, evolving from the vihuela and other plucked instruments.
  • The earliest surviving guitars date to the 1500s and had four or five courses of strings rather than six.
  • The six-string guitar became the standard configuration during the 18th century, though the transition took place gradually.
  • Classical guitar design was largely settled by the 1800s, with Spanish makers establishing the body shape and construction methods still used today.

Spanish makers established the classical guitar design in the 1800s

Spain became the center of guitar making during the 19th century. Builders like Antonio de Torres (1817–1892) refined the instrument's proportions, bracing pattern, and sound. Torres's innovations — a larger body, internal bracing that improved tone, and a more consistent design — became the template for classical guitars. His work is so influential that modern luthiers still study his methods.

The classical guitar design Torres perfected has remained largely unchanged for over 150 years. The body size, the placement of the sound hole, the string spacing, and the internal structure he developed are still considered the standard. This stability in design is unusual for musical instruments and speaks to how well Torres solved the engineering problem of making a guitar that sounds good and plays reliably.

The electric guitar arrived in the 1930s

The electric guitar is much younger than the acoustic guitar. The first practical electric guitars appeared in the 1930s, when makers began adding electromagnetic pickups to amplify the sound. Rickenbacker produced one of the first commercially available electric guitars in 1932. Gibson and Fender followed in the late 1930s and 1940s, refining the design and making electric guitars affordable and reliable.

Electric guitars transformed music. They made the guitar loud enough to compete with drums and horns in a band, which led directly to rock and roll, blues, and modern popular music. The electric guitar as a category is less than a century old, but its impact on music has been enormous.

Different guitar types have different ages

The acoustic guitar — the flat-topped wooden guitar with steel or nylon strings — is the direct descendant of the classical guitar design. Steel-string acoustics became common in the United States in the early 1900s, particularly for folk and country music. Nylon-string classical guitars remained closer to the 19th-century Spanish design.

The steel-string acoustic is roughly 120 years old as a distinct type. The classical nylon-string guitar traces back to the 1800s. The electric guitar is about 90 years old. The bass guitar (a four-string electric instrument) was developed in the 1950s by Fender and is the youngest major guitar type, making it roughly 70 years old.

The guitar's age varies by what you are counting

If you mean the guitar as a general category of plucked stringed instruments, it is roughly 500 to 600 years old, depending on whether you count the vihuela as a guitar or a separate instrument. If you mean the six-string acoustic guitar in its modern form, it is about 200 years old. If you mean the electric guitar, it is about 90 years old.

The reason the answer varies is that "guitar" is not a single fixed thing. It is a family of instruments that have evolved continuously. A classical guitar from 1850 and a Fender Stratocaster from 1954 are both guitars, but they were designed for different purposes, sound completely different, and were built using different methods. Understanding which guitar you are asking about matters more than a single number.

Frequently Asked Questions

Is the guitar older than the piano?

No. The piano was invented in Italy around 1700 by Bartolomeo Cristofori. The guitar in its modern form was already well established by then, so the guitar is older. However, the piano developed much faster — it reached its modern design by the 1850s, while the guitar took longer to standardize.

What is the oldest surviving guitar?

Several guitars from the 1500s survive in museums, but the exact oldest is debated among historians. A guitar made in Spain around 1520 is among the oldest known. These early instruments look different from modern guitars — they are smaller, have fewer strings, and have a different body shape.

When did the guitar become popular in America?

The acoustic guitar became widespread in the United States during the early 1900s, particularly in folk, country, and blues music. The electric guitar became popular after World War II, especially with the rise of rock and roll in the 1950s. By the 1960s, the electric guitar was the dominant instrument in popular music.

Why did the guitar take so long to standardize?

Guitars were made by individual craftspeople, and each maker had their own methods and preferences. There was no factory system or agreed-upon standard until the 1800s. Antonio de Torres's success showed other makers what worked, and his design became the template. Before that, guitars varied widely in size, string count, and construction.