Windsor is a suburb of New Zealand's southernmost city, Invercargill.

Before the 2023 census, the suburb had a larger boundary, covering 1.61 km2 (0.62 sq mi).

The percentage of people born overseas was 12.8, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 41.6% had no religion, 48.5% were Christian, 0.3% had Māori religious beliefs, 0.5% were Hindu, 0.2% were Muslim, 0.7% were Buddhist and 1.6% had other religions.

[5] It was originally called Invercargill North School,[6] and celebrated its centenary in 1977.