The 2023 NACAC U23 & U18 Championships, the twelfth edition of the biennial athletics competition between North American, Central American and Caribbean Athletic Association at NACAC U23 Championships in Athletics for athletes under the age of twenty-three and third edition of NACAC U18 Championships in Athletics for athletes under the age of eighteen.
The 2023 NACAC U23 & U18 Championships were organized by World Athletics and North America, Central America and Caribbean Athletic Association and were held 21âÂÂ23 July 2023 in San José, Costa Rica, North America.
<small><nowiki>*</nowiki> Indicates the athletes only competed in the preliminary heats and received medals.</small><br> <small><nowiki>â </nowiki> Exhibition event â no medals awarded.</small>
<small><nowiki>â </nowiki> Exhibition event â no medals awarded.</small>
<small><nowiki>*</nowiki> Indicates the athletes only competed in the preliminary heats and received medals.</small><br> <small><nowiki>â </nowiki> Exhibition event â no medals awarded.</small>
<small><nowiki>â </nowiki> Exhibition event â no medals awarded.</small>
<small><nowiki>â </nowiki> Exhibition event â no medals awarded.</small>
<small><nowiki>*</nowiki> Indicates the athletes only competed in the preliminary heats and received medals.<br> <nowiki>â </nowiki>Exhibition event</small>
<small><nowiki>â </nowiki>Exhibition event</small>
<small><nowiki>*</nowiki> Indicates the athletes only competed in the preliminary heats and received medals.</small>
According to an official count, 448 athletes from 28 countries participated.