Langdon was named for R.B. Langdon of Langdon & Shepard, a Canadian Pacific Railway subcontracting firm who built a section of the line just east of Calgary.
The Post Office opened on December 1, 1890.
YEAR |
POPULATION |
1911 |
159 |
1921 |
128 |
1931 |
83 |
1941 |
95 |
1951 |
77 |
1961 |
98 |
1971 |
109 |
1981 |
199 |
1991 |
279 |
2001 |
1685 |
2011 |
4211 |
2021 |
5497 |
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1912
*
1908
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1910
*
1910
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1910
*
1911
*
1916
*
1916
*
1968
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----- Langdon Today -----