Year
|
Trail Ridge Road
|
Old Fall River Road
|
|
Official Opening
|
Official Closing
(dates in parentheses = not opened after that date)
|
Official Opening
|
Official Closing
|
1921
|
|
|
June 27
|
?
|
1922
|
|
|
June 15
|
October 29
|
1923
|
|
|
June 20
|
October 9
|
1924
|
|
|
June 18
|
October 2
|
1925
|
|
|
June 13
|
October 11
|
1926
|
|
|
June 15
|
October 4
|
1927
|
|
|
June 15
|
October 1
|
1928
|
|
|
June 15
|
October 17
|
1929
|
|
|
June 15
|
October 28 or 29
|
1930
|
|
|
June 7
|
October 14
|
1931
|
|
|
June 14
|
November 9
|
1932
|
July 16
|
October 25
|
June 14 or 15 One-way travel begins
|
October 25
|
1933
|
June 15
|
December 2 (latest closing) (TRR reopened on Dec. 11 to ½ mile east of Rock Cut for the rest of December)
|
May 27 or July 16
|
December 2
|
1934
|
May 27
|
November 18
|
June 18
|
November 20
|
1935
|
June 18
|
October 20
|
June 6
|
October 20
|
1936
|
June 6
|
October 12
|
?
|
October 12-18
|
1937
|
May 28
|
October 18
|
?
|
October 18
|
1938
|
June 4
|
November 2
|
?
|
November 2
|
1939
|
May 30
|
November 25 (Oct. 25)
|
?
|
December 1
|
1940
|
May 30
|
October 27 (Oct. 9)
|
No records available 1939-1984
Use in a limited way 1932-1950.
Closed 1950-1960 due to avalanche damage/maintenance costs
|
1941
|
May 30
|
October 22 (Oct. 15)
|
1942
|
June 13
|
October 12 (Sept. 25)
|
1943
|
June 26
|
October 11
|
1944
|
June 22
|
November 1 (Oct. 31)
|
1945
|
June 15
|
October 21
|
1946
|
May 29
|
October 4
|
1947
|
June 5
|
October 22 (Oct. 21)
|
1948
|
June 4
|
October 15 (Oct. 13)
|
1949
|
June 8
|
October 18
|
1950
|
June 3
|
November 1
|
1951
|
June 2
|
October 2 (Sept. 11)
|
1952
|
May 30
|
November 12 (Nov. 8)
|
|
1953
|
May 30
|
November 3
|
1954
|
May 29
|
November 1 (Oct. 24)
|
1955
|
June 2
|
October 31
|
1956
|
May 30
|
October 29
|
1957
|
June 7
|
October 20
|
1958
|
May 30
|
October 29
|
1959
|
May 28
|
October 19 (Sept. 24)
|
1960
|
May 28
|
October 31
|
1961
|
May 23
|
October 23 (Oct. 2)
|
1962
|
May 30
|
November 15 (Nov. 10)
|
1963
|
May 11
|
October 30
|
1964
|
May 30
|
November 13 (Nov. 10)
|
1965
|
May 29
|
November 17 (Nov. 11)
|
1966
|
May 19
|
November 10 (Nov. 4)
|
1967
|
May 23
|
November 3 (Oct. 28)
|
1968
|
May 25
|
November 6 (Nov. 3)
|
1969
|
May 24
|
October 21 (Oct. 2)
|
1970
|
May 23
|
October 16 (Oct. 6)
|
1971
|
May 28
|
October 20 (Oct. 17)
|
1972
|
May 19
|
October 27
|
1973
|
June 6
|
November 2 (Oct. 29)
|
1974
|
May 25
|
October 30 (Oct. 28)
|
1975
|
May 27
|
October 31 (Oct. 22)
|
1976
|
May 18
|
November 26 (Nov. 25)
|
1977
|
May 13
|
November 11 (Nov. 8)
|
1978
|
June 2
|
October 30 (Oct. 22)
|
1979
|
May 27
|
November 13 (Oct. 29)
|
1980
|
May 29
|
October 27 (Oct. 13)
|
1981
|
May 23
|
October 29 (Oct. 12)
|
1982
|
May 28
|
November 2 (Oct. 25)
|
1983
|
June 5
|
November 9 (Nov. 5)
|
1984
|
May 26
|
October 19 (Oct. 13)
|
?
|
October 9
|
1985
|
May 24
|
October 11 (Oct. 7)
|
June 29
|
Sept. 8 or Oct. 11
|
1986
|
May 24
|
October 28 (Oct. 24)
|
July 4
|
October 24
|
1987
|
May 16
|
November 12 (Nov. 5)
|
July 3
|
November 5
|
1988
|
May 28
|
November 7 (Nov. 2)
|
July 2
|
October 15
|
1989
|
May 27
|
October 18
|
June 30
|
October 18
|
1990
|
May 28
|
October 16
|
June 29
|
October 12
|
1991
|
May 25
|
November 2 (Oct. 18)
|
July 3
|
October 20
|
1992
|
May 30
|
November 1 (Oct. 30)
|
July 3
|
October 8
|
1993
|
May 29
|
October 28
|
July 3
|
October 10
|
1994
|
June 4
|
October 29 (Oct. 18)
|
June 25
|
October 12
|
1995
|
May 27
|
October 27
|
July 29
|
October 4
|
1996
|
May 31
|
October 21 (Oct. 18)
|
July 4
|
September 25
|
1997
|
May 28
|
October 22
|
July 4
|
October 15
|
1998
|
May 29
|
October 26
|
July 3
|
October 6
|
1999
|
May 28
|
November 22 (Nov. 18)
|
July 2
|
October 18
|
2000
|
May 23
|
November 2 (Oct. 24?)
|
June 30
|
October 19
|
2001
|
May 25
|
October 18 (Oct. 10)
|
June 30
|
October 18
|
2002
|
May 7
|
November 1 (Oct. 22)
|
July 4
|
October 28
|
2003
|
May 23
|
November 6 (Nov. 1)
|
July 4
|
November 5 (Oct. 31)
|
2004
|
May 20
|
October 25 (Oct. 12)
|
July 4
|
October 15 (Sept. 30)
|
2005
|
May 21
|
November 4 (Oct. 28)
|
July 2
|
October 13
|
2006
|
May 24
|
October 23 (Oct. 16)
|
July 1
|
September 26
|
2007
|
May 25
|
October 22
|
June 30
|
October 10
|
2008
|
May 23
|
November 6
|
July 4
|
October 20
|
2009
|
May 21
|
|
|
October 8
|
The average winter closure date of Trail Ridge Road has been October 23.
Compiled by the Information Office from Superintendent’s Annual Reports, Roads Office Data, and from the Public Information Officer.