 bluff is a census-designated place (cdp) in san juan county, utah, united states. the population was 320 at the 2000 census. ==geography== bluff is located at  (37.283696, -109.552871), in the scenic and very sparsely populated southeastern utah canyonlands of the [[colorado plateau
1880_establishments_in_Utah_Territory Census-designated_places_in_San_Juan_County,_Utah Census-designated_places_in_Utah Populated_places_established_in_1880