Where was 4D Man filmed?
1959 film by Irvin Yeaworth
4D Man (1959) was filmed in Chester Springs, 1 place named in its Wikipedia article's Production and release section, 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.
Places per Wikipedia's Production and release section
Wikipedia’s Production and release section names 1 place. Each links to the sentence that says so.
Also shot in these places
The VisitHorror film2015