Chimaltenango's 2026 population is now estimated at 120,413. In 1994, the population of Chimaltenango was 26,465. Chimaltenango has grown by 3,214 in the last year, which represents a 2.74% annual change. These population values and projections come from CityPopulation Guatemala cities and towns census series (1994, 2002) fallback access, INE Guatemala Censo 2018 A1.2 municipio urban population and World Population Review Internal Projections .