| A Big Beautiful Block Party | Las Vegas | NV | United States | September | 4th Weekend | 2 Days | Pop | Music |
| A Spring Evening of Bluegrass | Fredericksburg | VA | United States | April | Last Weekend | 2 Days | Bluegrass | Music |
| A Taste of Africa (Festival) | Atlanta | GA | United States | July | 3rd Weekend | 1 Day | Afrobeat, Highlife, Kwaito, Bongo Flava, Maqam | Culture & Traditional |
| A Taste of Versailles: Legionfest | Versailles | IN | United States | June | 4th Weekend | Check Online | French Chansons, French Jazz, French Classical Music | Culture & Traditional |
| Abate of Indiana Boogie | Springville | IN | United States | June | 4th Weekend | Check Online | Country, Rock, Blues | Music |
| Abingdon Fiddlers’ Convention | Abingdon | VA | United States | June | 3rd Weekend | 2 Days | Bluegrass | Music |
| Adirondack Bluegrass League Annual Roundup | Galway | NY | United States | June | 1st Weekend | 4 Days | Bluegrass | Music |
| Adirondack Independence Music Festival | Lake George | NY | United States | September | Labor Day Weekend | 3 Days | Jam | Music |
| AFLO Music Festival | Purcellville | VA | United States | June | 3rd Weekend | 1 Day | Bluegrass | Music |
| Afro Nation Detroit | Detroit | MI | United States | August | 3rd Weekend | 2 Days | Afrobeat | Music |
| Aiken Bluegrass Festival | Aiken | SC | United States | September | 1st Weekend | 3 Days | Bluegrass | Music |
| Alaska Folk Festival | Juneau | AK | United States | April | 2nd Weekend | 7 Days | Folk, with elements of Americana, singer-songwriter, and roots music. | Music |
| Alderson 4th of July Celebration | Alderson | WV | United States | July | 1st Weekend | 3 Days | Patriotic, Country, Rock, Pop | Community Festival |
| Algona Founders’ Day Celebration | Algona | IA | United States | July | 1st Weekend | 3 Days | Variety, Country, Rock, Pop | Community Festival |
| Algonac Lions Pickerel Tournament and Festival | Algonac | MI | United States | June | Last Weekend | 3 Days | Variety, Country, Rock, Blues | Fishing Tournament |
| Algonquin Founders’ Day Festival | Algonquin | IL | United States | July | 1st Weekend | 3 Days | Variety, Country, Rock, Pop | Community Festival |
| All Saints Parish: St. John Festival | Guilford | IN | United States | June | 2nd Weekend | 3 Days | Religious, Classical, Choral | Community Festival |
| All Things Go Festival | Columbia | MD | United States | September | 4th Weekend | 2 Days | Indie, Pop, Rock | Music |
| Allens Grove Blues Fest | Darien | WI | United States | July | 3rd Weekend | 3 Days | Blues | Music |
| AlpineFest | Lake Zurich | IL | United States | July | 3rd Weekend | 3 Days | Yodelling, Alphorn Music, Swiss Folk Music | Music |
| Altus Grape Fest | Altus | AR | United States | July | Last Weekend | 2 Days | Variety, Country, Rock, Blues | Wine Festival |
| Amelia Lavendar Festival | Amelia | VA | United States | June | 2nd Weekend | 3 Days | Bluegrass | Music |
| American Mule and Music Festival | Shelbyville | TN | United States | September | 4th Weekend | 3 Days | Bluegrass | Music |
| American Music Festival | Berwyn | IL | United States | July | 1st Weekend | 4 Days | Country, Americana | Music |
| American Roots Music Festival | Guilford | CT | United States | September | 3rd Weekend | 4 Days | American roots music, including folk, bluegrass, blues, and Americana | Music |
| American Roots Music Festival at Caramoor | Caramoor | NY | United States | July | 4th Weekend | 1 Day | Focuses on American Roots music, encompassing Americana, folk, blues, and bluegrass. Features a mix of established and up-and-coming singer-songwriter artists. | Music |
| American Roots Music Festival at Caramoor (NY) | Katonah | DE | United States | June | 3rd Weekend | 3 Days | American roots music, including bluegrass, folk, blues, and Americana | Music |
| Americana Bean Jamboree | Bean Blossom | IN | United States | June | 1st Weekend | 3 Days | Bluegrass | Music |
| Americanafest | Nashville | TN | United States | September | 3rd Weekend | 5 Days | Americana, Bluegrass, Country, Folk | Music |
| AmericanaFest | Nashville | TN | United States | September | 3rd Weekend | 5 Days | Americana, roots, singer-songwriter, with a wide range of subgenres and artists | Music |
| Anchorage Folk Festival | Anchorage | AK | United States | April | 2nd Weekend | 1 Day | Folk, including Americana and singer-songwriter elements. | Music |
| Anderson On Tap | Anderson | IN | United States | September | 2nd Weekend | 3 Days | Rock, Pop, Country | Community Festival |
| Anglesea Night Market and Food Truck Fest I | North Wildwood | NJ | United States | July | 2nd Weekend | 3 Days | Variety, Country, Rock, Blues | Food Truck |
| Angola Balloons Aloft | Angola | IN | United States | June | Last Weekend | 3 Days | Variety, Country, Rock, Blues | Ballon Festivals |
| Ankeny Summerfest | Ankeny | IA | United States | July | 1st Weekend | 3 Days | Variety, Country, Rock, Blues | Community Festival |
| Annapolis Baygrass Music Festival | Annapolis | MD | United States | September | Fall Equinox | 2 Days | Progressive bluegrass, jamgrass, and Americana | Music |
| Annapolis Songwriters Festival | Annapolis | MD | United States | September | 2nd Weekend | 4 Days | Americana, Bluegrass, Country, Folk, Indie, Rock | Music |
| Annual Sioux River Folk Festival | Canton | SD | United States | August | 1st Weekend | 3 Days | Folk, with potential inclusion of Americana, roots, and singer-songwriter artists. | Music |
| Antlers and Acorns Boone Songwriter Festival | Boone | NC | United States | September | 1st Weekend | 4 Days | Singer-songwriter, Americana, folk, and roots music | Music |
| Appalachian Fiddle & Bluegrass Association Festival | Wind Gap | PA | United States | August | 1st Weekend | 4 Days | Bluegrass | Music |
| Appalachian Folk Festival | Pisgah Forest | NC | United States | June | Last Saturday | 1 Day | Appalachian Folk Music, Bluegrass, Old-Time Music, Mountain Music, Cajun Music, Celtic Music | Music |
| Appalachian State Old-Time Fiddler’s Convention | Boone | NC | United States | February | 1st Weekend | 2 Days | Fiddle Music | Music |
| Appaloosa Music Festival | Front Royal | VA | United States | September | 1st Weekend | 2 Days | Bluegrass | Music |
| Arizona Songwriters Gathering | Glendale | AZ | United States | January | 4th Weekend | 1 Day | Singer-songwriter, Americana, folk, and roots music | Music |
| Arlington Pride Festival | Arlington | VA | United States | June | Last Weekend | 3 Days | Pride, Pop, Dance, Electronic | Culture & Traditional |
| Armenian “Madagh” Picnic | Racine | WI | United States | August | Last Weekend | 3 Days | Armenian Folk Music, Armenian Classical Music, Armenian Folk Dances, Armenian Vocal Music | Music |
| Armuchee Memorial Day Bluegrass Festival | Armuchee | GA | United States | May | 4th Weekend | 3 Days | Bluegrass | Music |
| Art at the Glen | Glenview | IL | United States | September | 2nd Weekend | 3 Days | Jazz, Blues, Classical | Community Festival |
| Art For All | Menominee | MI | United States | July | 2nd Weekend | 3 Days | Folk Music, Blues, Rock | Music |
| Art of the Que | Spencer | IA | United States | September | 2nd Weekend | 3 Days | Variety, Country, Rock, Blues | BBQ Festival |
| Art of Wine Festival | Fayetteville | AR | United States | July | 2nd Weekend | 1 Day | Acoustic Music, Jazz, Blues | Wine Festival |
| Art on the Beach | Lakeview | OH | United States | July | 1st Weekend | 3 Days | Rock, Pop, Country | Community Festival |
| Artie Fest | Martinsville | IN | United States | June | 2nd Weekend | 3 Days | Rock, Pop, Country | Music |
| Ashe County Bluegrass and Old Time Fiddlers Convention | Jefferson | NC | United States | July | 4th Weekend | 2 Days | Bluegrass | Music |
| Ashley For The Arts | Arcadia | WI | United States | August | 2nd Weekend | 3 Days | Country, Pop, Rock | Music |
| Astral Valley Solar Strings | French Village | MO | United States | April | 1st Weekend | 4 Days | Bluegrass | Music |
| Atlanta African Dance and Drum Festival | Atlanta | GA | United States | September | 4th Weekend | 3 Days | Afrobeat, Highlife, Kwaito, Bongo Flava, Maqam | Culture & Traditional |
| Atlanta African Party in the Park | Atlanta | GA | United States | June | 2nd Weekend | 3 Days | Afrobeat, Highlife, Kwaito, Bongo Flava, Maqam | Culture & Traditional |
| Augusta Heritage Center Bluegrass & Vocal Week | Elkins | WV | United States | July | 2nd Weekend | 6 Days | Variety | Music |
| Augusta Riverfest Days | Augusta | KY | United States | June | Last Weekend | 3 Days | Variety, Country, Rock, Blues | Community Festival |
| Austin City Limits | Austin | TX | United States | October | 1st Weekend | 10 Days | Bluegrass, Electronic, Alternative, Hip Hop, Indie, Rock | Music |
| AVLFest | Asheville | NC | United States | August | 1st Weekend | 4 Days | Americana, Bluegrass, Country, Folk, Indie, Jam, Rock | Music |
