San Antonio Texas Population 2025 In Million. San antonio population in 2025 is estimated as 1.47 million, the second most populous city in texas, san antonio was named by a 1691 spanish expedition for the. The city of san antonio gained nearly 22,000 new residents from july 2022 to july 2023, per a census report out thursday.
United nations population projections are also included through the year 2035. From 2010 to 2020, san antonio’s population increased by 8.4 percent, or about 112,000 people, rising from 1.33 million to 1.44 million, according to census bureau data.