The Hill House (Mackintosh) — in Upper Colquhoun Street area, Helensburgh [FACT-2243]; designed by Charles Rennie Mackintosh [FACT-2244]; built in 1904 [FACT-2245].
Location: Upper Colquhoun Street area, Helensburgh, Argyll and Bute, Scotland
Verified facts
- Located in Upper Colquhoun Street area, Helensburgh
confidence 70/100 · 2 independent sources · SRC-2069, SRC-2070 - Designed by Charles Rennie Mackintosh
confidence 70/100 · 2 independent sources · SRC-2071, SRC-2069 - Built in 1904
confidence 70/100 · 2 independent sources · SRC-2070, SRC-2069
Evidence & sources
- SRC-2069 — Historic Environment Scotland statutory listing LB34761 (republished, britishlistedbuildings.co.uk) (Tier 1, official_archive; retrieved June 2026)
- SRC-2070 — Getty Foundation, Keeping It Modern report library: The Hill House (Tier 2, institutional_page; retrieved June 2026)
- SRC-2071 — National Trust for Scotland — The Hill House (Tier 1, official_site; retrieved June 2026)
How we verify
Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We publish
location only at neighborhood/city granularity — exact street addresses and personal information
are structurally barred from publication. Last reviewed June 2026.