Where was Santa Fe Trail filmed?

1940 film by Michael Curtiz

Santa Fe Trail (1940) was filmed in Tuolumne County, Sonora, San Fernando Valley and Simi Hills, 4 places named in its Wikipedia article, in the United States. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Wikipedia's article

The Wikipedia article names 4 places. Each links to the sentence that says so.

Also shot in these places