v3.26.1
DWS Massachusetts Tax-Free Fund N-1A Cover
Jul. 27, 2026
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name Deutsche DWS State Tax-Free Income Series Deutsche DWS State Tax-Free Income Series
Entity Central Index Key 0000714287
Entity Investment Company Type N-1A
Document Period End Date Jul. 27, 2026
Prospectus Date Aug. 01, 2026