This is a list of National Junior Classical League conventions.
| 1954 | Incarnate Word High School | San Antonio, Texas | June 13–15 | ||
| 1955 | Iowa State Teachers College | Cedar Falls, Iowa | June 26–28 | ||
| 1956 | Miami University | Oxford, Ohio | June 24–26 | ||
| 1957 | Colorado College | Colorado Springs, Colorado | August 13–15 | ||
| 1958 | University of Michigan | Ann Arbor, Michigan | August 17–21 | ||
| 1959 | St. Olaf College | Northfield, Minnesota | August 9–12 | ||
| 1960 | University of New Mexico | Albuquerque, New Mexico | August 7–11 | ||
| 1961 | Indiana University | Bloomington, Indiana | August 13–17 | Acta non verba.(Acts, not words; motto of the United States Merchant Marine Academy) | |
| 1962 | Montana State College | Bozeman, Montana | August 5–9 | ||
| 1963 | University of Kansas | Lawrence, Kansas | August 11–15 | ||
| 1964 | University of Illinois | Urbana, Illinois | August 9–13 | ||
| 1965 | University of Southern California | Los Angeles, California | August 8–12 | ||
| 1966 | Western Kentucky State College | Bowling Green, Kentucky | August 7–11 | ||
| 1967 | University of Arizona | Tucson, Arizona | July 30-August 3 | ||
| 1968 | Michigan State University | East Lansing, Michigan | August 11–15 | Otium cum dignitate.(Ease with dignity; from Cicero's Pro Sestius.) | |
| 1969 | Tulane UniversityLoyola University New Orleans | New Orleans, Louisiana | August 10–14 | Una stella fata nostra coniungit.(One star joins our fates.) | |
| 1970 | Ohio University | Athens, Ohio | August 2–6 | ||
| 1971 | University of Oklahoma | Norman, Oklahoma | August 8–12 | ||
| 1972 | Virginia Tech | Blacksburg, Virginia | August 6–10 | Pax in terra.(Peace on Earth.) | |
| 1973 | Claremont Colleges | Claremont, California | August 5–9 | Unity in Diversity | |
| 1974 | University of New Hampshire | Durham, New Hampshire | August 4–9 | Fortiter, fideliter, feliciter.(Fearlessly, faithfully, successfully.) | |
| 1975 | Ball State University | Muncie, Indiana | August 3–8 | Forsan et haec olim meminisse iuvabit.(And perhaps it will be pleasing to have remembered these things one day; from Virgil's Aeneid.) | |
| 1976 | University of Rochester | Rochester, New York | August 8–13 | Nescire autem quid ante quam natus sis acciderit, id est semper esse puerum.(Not to know what happened before you were born is to be forever a child; from Cicero's Orator.) | |
| 1977 | Florida State University | Tallahassee, Florida | July 31-August 5 | Et quasi cursores vitai lampada tradunt.(As runners we pass on the torch of life; from Lucretius's De rerum natura.) | |
| 1978 | North Texas State University | Denton, Texas | July 30-August 4 | Mens invicta manet.(The mind remains unconquered.) | |
| 1979 | Michigan State University | Lansing, Michigan | July 29-August 3 | Bene cogitata si excidunt non occidunt.(Good ideas may fail but are not lost; from Publilius Syrus's Sententia.) | |
| 1980 | University of Tennessee | Knoxville, Tennessee | August 2–7 | Nullum saeculum magnis ingeniis clausum est.(No generation is closed to great talents; from Seneca.) | |
| 1981 | Miami University | Oxford, Ohio | August 2–7 | Curae mihi futura.(The care of the future is mine; motto of Hunter College.) | |
| 1982 | University of Oklahoma | Norman, Oklahoma | August 1–6 | Auro quaeque ianua panditur.(A golden key can open any door.) | |
| 1983 | University of Rochester | Rochester, New York | August 7–12 | Qui mare tenet, eum necesse est rerum potiri.(He who holds the sea must be master of the empire.) | |
| 1984 | University of Richmond | Rochester, New York | July 30-August 4 | Caelum certe patet, ibimus illi.(Surely the sky lies open, let us go that way; from Ovid's Metamorphoses.) | |
| 1985 | University of New Hampshire | Durham, New Hampshire | July 29-August 3 | Omnis ars naturae imitatio est.(All art is but an imitation of nature; from Seneca.) | |
| 1986 | Indiana University | Bloomington, Indiana | August 3–8 | Aurea prima sata est aetas, quae sponte sua, fidem rectumque colebat.(The golden age has been sown by itself, and cultivated faith and prosperity; from Ovid'sMetamorphoses.) | |
| 1987 | Stetson University | DeLand, Florida | August 9–14 | Nobilitas sola est atque unica virtus.(Virtue is the one and only nobility; from Juvenal's Satires.) | |
| 1988 | University of Colorado | Boulder, Colorado | July 31-August 4 | Amicitia.(Friendship.) | |
| 1989 | Indiana University of Pennsylvania | Indiana, Pennsylvania | July 30-August 4 | Unity in Diversity. | |
| 1990 | University of North Texas | Denton, Texas | July 29-August 3 | Forsan et haec olim meminisse iuvabit.(And perhaps it will be pleasing to have remembered these things one day; from Virgil's Aeneid.) | |
| 1991 | Emory University | Atlanta, Georgia | August 4–9 | Cura mihi futuri.(The care of the future is mine; motto of Hunter College.) | |
| 1992 | San Diego State University | San Diego, California | August 2–7 | Mens sana in corpore sano.(A healthy mind in a healthy body; from Juvenal's Satires.) | |
| 1993 | Miami University | Oxford, Ohio | July 25–30 | Nullius boni sine socio iucunda possessio est.(Nothing will ever please me, no matter how excellent or beneficial, if I must retain the knowledge of it to myself; from Seneca's Epistulae Morales ad Lucilium.) | |
| 1994 | University of Tennessee | Knoxville, Tennessee | July 31-August 5 | Occasionem oblatam tenete.(Seize the opportunity; from Cicero's Epistulae ad Familiares.) | |
| 1995 | University of Kansas | Lawrence, Kansas | July 30-August 4 | Aut viam inveniam aut faciam.(I shall either find a way or make one; from Hannibal.) | |
| 1996 | Indiana University | Bloomington, Indiana | July 28-August 2 | Nobilitas sola est atque unica virtus.(Virtue is the one and only nobility; from Juvenal's Satires.) | |
| 1997 | North Dakota State University | Fargo, North Dakota | August 3–8 | Aspirat primo fortuna labori.(Fortune smiles upon our first effort; from Virgil.) | |
| 1998 | University of Massachusetts | Amherst, Massachusetts | July 26–31 | Patria est communis omnium parens.(Our country is the common parent of all; from Cicero's De Officiis.) | |
| 1999 | Florida State University | Tallahassee, Florida | August 1–6 | Audentior ito qua tua te fortuna sinet.(Go boldly against it, as your fortune shall permit you; from Virgil's Aeneid.) | |
| 2000 | University of Oklahoma | Norman, Oklahoma | August 1–6 | Faber est suae quisque fortunae.(Every man is the maker of his own fortune; from Sallust.) | |
| 2001 | Tulane University | New Orleans, Louisiana | July 17–22 | Vultus ac frons animi ianua.(The face and its expression are the door of the soul; from Cicero's Commentariolum Petitionis.) | |
| 2002 | University of Kentucky | Lexington, Kentucky | July 30-August 4 | Magnos homines virtute metimur, non fortuna.(We measure great men by their virtue, not their fortune; from Cornelius Nepos.) | |
| 2003 | Trinity University | San Antonio, Texas | July 29-August 3 | Natura inest in mentibus nostris insatiabilis quaedam cupiditas veri videndi.(Nature has planted in our minds an insatiable desire to seek out the truth; from Book 1 of Cicero's Tusculanae Disputationes.) | |
| 2004 | University of Richmond | Richmond, Virginia | July 26–30 | Acta non verba.(Acts, not words; motto of the United States Merchant Marine Academy. | |
| 2005 | University of Missouri | Columbia, Missouri | August 1–6 | Nil sine magno labore.(Nothing without great effort; motto of Brooklyn College.) | |
| 2006 | Indiana University | Bloomington, Indiana | July 31-August 5 | Amicitiae nostrae memoriam spero sempiternam fore.(I hope that the memory of our friendship will be everlasting; from Cicero.) | |
| 2007 | University of Tennessee | Knoxville, Tennessee | July 24–29 | Carpe diem, quam minimum credula postero.(Seize the day, give as little trust in the future as possible; from Horace's Odes.) | |
| 2008 | Miami University | Oxford, Ohio | July 28-August 2 | Non nobis solum nati sumus.(Not for ourselves alone are we born; from Cicero's De Officiis.) | |
| 2009 | University of California | Davis, California | July 27-August 1 | Fortuna nobis vi animi tantum frenabitur.(The level of our success is limited only by our imagination; from Aesop.) | |
| 2010 | North Dakota State University | Fargo, North Dakota | July 27-August 1 | Non est ad astra mollis e terris via.(There is no easy way from the earth to the stars; from Seneca the Younger's Hercules.) | |
| 2011 | Eastern Kentucky University | Richmond, Kentucky | July 25–30 | Bene legere saecla vincere.(To read well is to master the ages; from Professor Isaac Flagg.) | |
| 2012 | Wake Forest University | Winston-Salem, North Carolina | July 26–31 | Dimidium facti qui coepit habet.(He who has begun is half done; dare to know; begin!; from Horace's First Book of Letters.) | |
| 2013 | University of Nevada | Las Vegas, Nevada | July 22–27 | Quid sit futurum cras, fuge quaerere, et quem fors dierum cumque dabit lucro appone.(Cease to inquire what the future has in store, and take as a gift whatever the day brings forth; from Horace's Odes.) | |
| 2014 | Emory University | Atlanta, Georgia | July 28-August 2 | Omnium enim rerum principia parva sunt.(For the beginning of all things are small; from Cicero's De Finibus Bonorum Et Malorum.) | |
| 2015 | Trinity University | San Antonio, Texas | July 27-August 1 | Tu ne cede malis, sed contra audentior ito.(You should not give in to evils, but proceed ever more boldly against them; from Virgil's Aeneid.) | |
| 2016 | Indiana University | Bloomington, Indiana | July 25–30 | Ubi concordia, ibi victoria.(Where there is unity, there is victory; from Publilius Syrus.) | |
| 2017 | Troy University | Troy, Alabama | July 24–29 | Omnis ars naturae imitatio est.(All art is but an imitation of nature; from Seneca.) | |
| 2018 | Miami University | Oxford, Ohio | July 23–28 | Ego sum hortari tantum possum ut amicitiam omnibus rebus humanis anteponatis.(I urge you, as much as I am able, to place friendship above all human issues; from Cicero's de Amicitia.) | |
| 2019 | North Dakota State University | Fargo, North Dakota | July 26–31 | Apes non sunt solitaria natura.(Bees are not of a solitary nature; from Varro's De Re Rustica.) | |
| 2020 | University of Richmond | Richmond, Virginia | July 24–29 | Note: Conducted virtually due to the COVID-19 pandemicOmnes...summa ope niti decet, ne vitam silentio transeant.(It benefits all to strive with greatest effort, lest they pass their lives in silence; from Sallust, Bellum Catilinae 1.1) | |
| 2021 | San Diego State University | San Diego, California | July 26–31 | Conducted virtuallySibi quisque ruri metit. (Each harvests one's own farm; from Plautus, Mostellaria 3.2) | |
| 2022 | University of Louisiana at Lafayette | Lafayette, Louisiana | July 24–30 | Cantantes licet usque (minus via laedit) eamus.(Let us go singing as far as we go – the road will be less tedious; from Vergil, Eclogues 9.64) | |
| 2023 | Emory University | Atlanta, Georgia | July 23–28 | Caelum, non animum, mutant qui trans mare currunt.(They who rush across the sea change their sky, not their soul; from Horace, Epistles 1.11) | |
| 2024 | University of Tennessee | Knoxville, Tennessee | July 21–26 | Multa, quae impedita natura sunt, consilio expediuntur.(Many things which are naturally difficult are solved by ingenuity; from Livy, Ab Urbe Condita 25.11) |