Saas-Grund has a population () of . , 12.7% of the population are resident foreign nationals. Over the last 10 years (2000–2010 ) the population has changed at a rate of -10.2%. It has changed at a rate of -10.4% due to migration and at a rate of -0.2% due to births and deaths. Most of the population () speaks
German (1,068 or 91.5%) as their first language,
Serbo-Croatian is the second most common (35 or 3.0%) and
Albanian is the third (35 or 3.0%). There are 3 people who speak
French, 11 people who speak
Italian. , there were 417 private households in the municipality, and an average of 2.6 persons per household. , the construction rate of new housing units was 2.7 new units per 1000 residents. Colors= id:lightgrey value:gray(0.9) id:darkgrey value:gray(0.8) ImageSize = width:960 height:210 PlotArea = height:150 left:100 bottom:50 right:100 AlignBars = justify DateFormat = x.y Period = from:0 till:1200 TimeAxis = orientation:vertical AlignBars = justify ScaleMajor = gridcolor:darkgrey increment:200 start:0 ScaleMinor = gridcolor:lightgrey increment:40 start:0 PlotData= color:yellowgreen width:40 mark:(line,white) align:center bar:1850 from:start till:247 text:"247" bar:1860 from:start till:237 text:"237" bar:1870 from:start till:295 text:"295" bar:1880 from:start till:378 text:"378" bar:1888 from:start till:390 text:"390" bar:1900 from:start till:429 text:"429" bar:1910 from:start till:441 text:"441" bar:1920 from:start till:408 text:"408" bar:1930 from:start till:464 text:"464" bar:1941 from:start till:517 text:"517" bar:1950 from:start till:564 text:"564" bar:1960 from:start till:614 text:"614" bar:1970 from:start till:774 text:"774" bar:1980 from:start till:880 text:"880" bar:1990 from:start till:986 text:"986" bar:2000 from:start till:1167 text:"1,167" ==Sports==