Bondhusbrea is a western outlet glacier of Søndre Folgefonna. Mass balance was measured from 1977 to 1981. Length change between 1983 and 1996 was measured using maps from 1959 and 2013.
| Year | Front variation (m) | Cumulative front variation (m) |
|---|---|---|
| 1902 | 0 | Start |
| 1904 | 5 | 5 |
| 1905 | 17 | 22 |
| 1906 | 27 | 49 |
| 1907 | 10 | 59 |
| 1908 | 23 | 82 |
| 1909 | 13 | 95 |
| 1910 | 29 | 124 |
| 1911 | 7 | 131 |
| 1912 | -5 | 126 |
| 1913 | -26 | 100 |
| 1914 | -8 | 92 |
| 1915 | -20 | 72 |
| 1916 | -6 | 66 |
| 1917 | -6 | 60 |
| 1918 | -12 | 48 |
| 1919 | -4 | 44 |
| 1920 | -16 | 28 |
| 1921 | -16 | 12 |
| 1922 | 14 | 26 |
| 1923 | 8 | 34 |
| 1924 | 39 | 73 |
| 1925 | 14 | 87 |
| 1926 | 7 | 94 |
| 1927 | 3 | 97 |
| 1928 | -6 | 91 |
| 1929 | 3 | 94 |
| 1930 | 15 | 109 |
| 1931 | -11 | 98 |
| 1932 | -12 | 86 |
| 1933 | 11 | 97 |
| 1934 | -15 | 82 |
| 1935 | -43 | 39 |
| 1936 | -26 | 13 |
| 1937 | -28 | -15 |
| 1938 | -44 | -59 |
| 1939 | -54 | -113 |
| 1940 | -233 | -346 |
| 1941 | -33 | -379 |
| 1942 | -32 | -411 |
| 1951 | -87 | -498 |
| 1953 | 6 | -492 |
| 1955 | -13 | -505 |
| 1957 | 7 | -498 |
| 1958 | 14 | -484 |
| 1959 | -16 | -500 |
| 1960 | 0 | -500 |
| 1961 | 3 | -497 |
| 1962 | -8 | -505 |
| 1964 | -6 | -511 |
| 1965 | 0 | -511 |
| 1966 | 5 | -506 |
| 1967 | -1 | -507 |
| 1968 | 2 | -505 |
| 1969 | -3 | -508 |
| 1971 | -16 | -524 |
| 1972 | -2 | -526 |
| 1973 | 0 | -526 |
| 1974 | 2 | -524 |
| 1976 | 3 | -521 |
| 1977 | 7 | -514 |
| 1979 | 10 | -504 |
| 1980 | 3 | -501 |
| 1981 | 2 | -499 |
| 1982 | 3 | -496 |
| 1983 | 0 | -496 |
| 1996 | 198 | -298 |
| 1997 | -43 | -341 |
| 1998 | 14 | -327 |
| 1999 | -1 | -328 |
| 2000 | -24 | -352 |
| 2001 | -9 | -361 |
| 2002 | -15 | -376 |
| 2003 | -21 | -397 |
| 2004 | -37 | -434 |
| 2005 | -4 | -438 |
| 2006 | -48 | -486 |
| 2007 | -49 | -535 |
| 2008 | -50 | -585 |
| 2009 | -10 | -595 |
| 2010 | -28 | -623 |
| 2011 | -5 | -628 |
| 2013 | -25 | -653 |
| 2014 | -2 | -655 |
| 2015 | -14 | -669 |
| 2016 | 2 | -667 |
| 2017 | -27 | -694 |
| 2018 | 5 | -689 |
| 2019 | -31 | -720 |
| 2020 | -23 | -743 |
| 2021 | -46 | -789 |
| 2022 | -34 | -823 |
| 2023 | -92 | -915 |
| 2024 | -54 | -969 |
| 2025 | -18 | -987 |
| Year | Winter balance (m.w.e.) | Summer balance (m.w.e.) | Annual balance (m.w.e.) |
|---|---|---|---|
| 1977 | 1.86 | -3.00 | -1.14 |
| 1978 | 2.37 | -2.90 | -0.52 |
| 1979 | 2.84 | -2.65 | 0.20 |
| 1980 | 2.33 | -2.82 | -0.49 |
| 1981 | 3.38 | -2.06 | 1.32 |