Bayugo is a barangay in the municipality of Jalajala, in the province of Rizal. Its population as determined by the 2015 Census was 4,830. This represented 14.97% of the total population of Jalajala.

According to the 2015 Census, the age group with the highest population in Bayugo is 5 to 9, with 556 individuals. Conversely, the age group with the lowest population is 80 and over, with 23 individuals.

Combining age groups together, those aged 14 and below, consisting of the the young dependent population which include infants/babies, children and young adolescents/teenagers, make up an aggregate of 33.91% (1,638). Those aged 15 up to 64, roughly, the economically active population and actual or potential members of the work force, constitute a total of 61.97% (2,993). Finally, old dependent population consisting of the senior citizens, those aged 65 and over, total 4.12% (199) in all. 

The computed Age Dependency Ratios mean that among the population of Bayugo, there are 55 youth dependents to every 100 of the working age population; there are 7 aged/senior citizens to every 100 of the working population; and overall, there are 61 dependents (young and old-age) to every 100 of the working population. 

The median age of 24 indicates that half of the entire population of Bayugo are aged less than 24 and the other half are over the age of 24.

The population of Bayugo grew from 2,273 in 1990 to 4,830 in 2015, an increase of 2,557 people. The latest census figures in 2015 denote a positive growth rate of 0.57%, or an increase of 143 people, from the previous population of 4,687 in 2010.

Bayugo is situated at approximately 14.3271, 121.3178, in the island of Luzon. Elevation at these coordinates is estimated at 113.7 meters or 373.0 feet above mean sea level.