1891History
Alvin Morgan received a land grant from the state of Texas prior to 1891.
1893Government
The town was officially incorporated in 1893, making it the oldest incorporated settlement in Brazoria County.
1947Sports
Alvin's claim to fame is Baseball Hall of Famer Nolan Ryan, who moved with his family to the city in 1947 as an infant and lived there until he moved to Round Rock in 2003.
1960Government
In 1960, the city annexed a 100-foot-wide (30 m) 137-mile-long (220 km) stretch of land to protect Alvin from being annexed by other cities.
1979Disaster
On July 25, 1979, Tropical Storm Claudette stalled over Alvin and inundated the region with 45 inches (1,140 mm) of rain in 42 hours.
2000History
=== 2000 census ===
As of the census of 2000, there were 21,413 people, 7,826 households, and 5,603 families residing in the city.
2002Government
The city's unusual borders were the subject of a lawsuit against Missouri City when it attempted an annexation into Brazoria County and across Alvin's city limits in 2002.
2010Disaster
The library closed in 2010 to repair damages done by Hurricane Ike, and during that renovation, a fire broke out causing major smoke damage.
2011Architecture
The library reopened in June 2011.
2012History
In 2012 Weber bought a home in Alvin
Darryl Wills, racing driver
== Climate ==
The climate in this area is characterized by hot, humid summers and generally mild to cool winters.
2020History
=== Climate ===
== Demographics ==
=== 2020 census ===
As of the 2020 census, there were 27,098 people, 10,069 households, and 6,895 families residing in the city.