1851History
Windsor's first European settlers arrived in 1851.
1855Government
In 1855, a post office was established in Windsor and Hiram Lewis, a Pony Express rider, became the town's first postmaster.
1872Architecture
The Northwestern Pacific Railroad was completed through the town in 1872, providing a faster and cheaper link to the Bay Area.
1905Disaster
On May 21, 1905, a fire destroyed the center of Windsor.
1915Infrastructure
In 1915, the Old Redwood Highway through Windsor was paved.
1943Crime
In 1943, a camp for German prisoners of war was built west of downtown Windsor, on the site of a former migrant labor camp.
1990History
Other events included the Windsor Half Marathon and Expo, the annual Sonoma County Hot Air Balloon Classic, and Ironman Vineman triathlon, the oldest iron-distance event in the ...
1991History
Bell's Ambulance has had a station in Windsor since 1991.
1992Government
On July 1, 1992, Windsor was incorporated as a town.
1996Architecture
In 1996, when the Town of Windsor offices moved to a nearby building, the existing Town Hall building was renovated to house the Windsor Regional Library.
1997Infrastructure
The Sonoma County Airport has been home to the Wings Over Wine Country Air Show since 1997.
1998History
In January 1998, Windsor voters approved a twenty-year urban growth boundary (UGA), with 72% in favor.
2001Architecture
A large city park, named the Town Green, opened in 2001.
2006Economy
By 2006, over 130 condominiums and 50 businesses had moved into the downtown development, which cost an estimated $120 million.
2009Infrastructure
=== Tourism ===
In 2009, Windsor joined the Sonoma County Business Improvement Area to take advantage of the marketing opportunities provided by Sonoma County Tourism.
2015Military
The Town of Windsor is a very bicycle friendly community and won an award in 2015 from The League of American Bicyclists.
2016Culture
By April 2016, SMART made known it was seeking up to $38 million in state cap-and-trade funds to extend passenger service north.
2017History
In 2017, the UGA was renewed, by vote, for another 22 years.
2019History
According to the California Secretary of State, as of February 10, 2019, Windsor has 15,446 registered voters.
2020Government
The position of mayor became an elected one as of the November 2020 election; the vice mayor is non-elected and is chosen annually among the members of the Town Council.
2021Government
On April 8, 2021, the San Francisco Chronicle published an article where four women accused then Mayor Dominic Foppoli of sexual assault between 2003 and 2019.
2022Government
As of November 2022, Rosa Reynoza is acting mayor.
2023History
In 2023, the US Census Bureau estimated that the median household income was $129,004, and the per capita income was $54,425.
2025History
Service to Windsor station began May 31st, 2025.