If you desire to be walking on the beach every day and small town living, then places like Jaco Beach, Nosara, Mal Pais, Hermosa, and Tamarindo to name a few, could be right for you. Jaco Beach is the largest beach town in Costa Rica, second place would be Tamarindo. Keep in mind these communities offer limited amenities.
The weather is also a major difference between the beach and central valley. The beach is a hot climate. Similar to the heat in Florida. That said if you do not like the heat, you may want to reconsider Central Valley living. The weather in the Central Valley is known to have the best climate for which about 90% of the population lives in the Central Valley. The temps here range from the 70’s to mid 80’s. That’s because the Central Valley ranges from 2200 feet to 4500 feet above sea level. The Central Valley has everything! Shopping, variety of international cuisine, hospitals, diversity of activities, entertainment & much more. The one amazing view that the Central Valley boasts is the night skyline that lights up like a galaxy. That said, 24/7, the Central Valley always has a captivating view. If you feel the Central Valley is right for you, then explore locations such as Escazu, Santa Ana, and Atenas to name a few.