The best option for accommodations in Loíza [1] and Piñones [2] is an apartment rental in one of the many new, modern, gated condominium developments that have cropped up. Several are on the beach. For information, visit Vacationrentals411.com [3], Rentalo.com [4], and VRBO Vacation Rentals [5].
Links:
[1] http://www.moon.com/destinations/puerto-rico/east-coast/loiza-and-pinones
[2] http://www.moon.com/destinations/puerto-rico/east-coast/loiza-and-pinones/sights/bosque-estatal-de-pinones
[3] http://www.vacationrentals411.com/state/puertorico.php3
[4] http://rentalo.com/vacation-rentals/puertorico/
[5] http://www.vrbo.com/vacation-rentals/caribbean/puerto-rico