It varies by condition and mint mark. In worn condition from the Philadelphia mint (no mint mark), it's worth around 50 cents. A '26-D is worth at least $8, and a '26-S is worth at least $16.
It depends on the grade of the coin. Most have a lot of wear and sell for $1.00-$3.00. Look on the back of the coin below the word Five Cents. It may be blank or have a D or S mintmark.
No Mintmark-
Very Worn-$1-$3
Moderately worn-$6
Some Wear-$12
Almost No Wear-$20-$23
No Wear- $44-$2,260
D mintmark-
Very Worn-$8-$20
Moderately worn-$90
Some Wear-$180
Almost No Wear-$250-$325
No Wear-$342-$10,890
S mintmark-
Very worn-$17-$89
Moderately worn-$240
Some Wear-$1,050
Almost No Wear-$2,200-$2,970
No Wear-$4,590-$97,500
The prices are as of July 2011. These prices vary greatly on the condition of the coin. You may get more or less when you take them to a collector.
"Nickle"
The correct spelling is nickel.
The coin is called an Indian head nickel or a buffalo nickel, not a "buffalo head". It shows the entire buffalo, not just its head. Please see the question "What is the value of a 1920 US nickel?" for more information.
a 1920 buffalo nickel is worth about 2.50 because it's not that rare
A 1920 Buffalo nickel is common, assuming it's circulated and has no mintmark values for coins in average circulated condition are $2.00-$8.00.
This famous design is also frequently called an Indian head nickel. Please see the question "What is the value of a 1920 US nickel?" for more information.
None at all, no buffalo's ever had silver
Perhaps you mean the buffalo nickel, because Abraham Lincoln has been on the cent since 1909.
I suspect the number is 1920, which makes it a regular Buffalo nickel, and it's worth about one dollar.
All buffalo nickels were struck in the same alloy of 75% copper / 25% nickel that has been used for all 5-cent pieces except the famous "war nickels" made during WW 2.
25 Most Valuable Nickels1.) 1913 Liberty Head V Nickel - Worth $4,408,6502.) 1880 Shield Nickel - Worth $20,0003.) 1924 S Buffalo Nickel - Worth $14,0004.) 1926 S Buffalo Nickel - Worth $7,6005.) 1927 S Buffalo Nickel - Worth $5,0006.) 1881 Shield Nickel - Worth $4,0007.) 1883 Shield Nickel - Worth $3,9008.) 1867 Shield Nickel - Worth $3,6009.) 1920 D Buffalo Nickel - Worth $3,50010.) 1928 D Buffalo Nickel - Worth $3,40011.) 1918 D Buffalo Nickel - Worth $3,30012.) 1925 S Buffalo Nickel - Worth $3,30013.) 1924 D Buffalo Nickel - Worth $3,00014.) 1870 Shield Nickel - Worth $3,00015.) 1920 S Buffalo Nickel - Worth $2,50016.) 1872 Shield Nickel - Worth $2,50017.) 1919 D Buffalo Nickel - Worth $2,35018.) 1885 Liberty Head V Nickel - Worth $2,32819.) 1912 S Liberty Head V Nickel - Worth $1,94520.) 1886 Liberty Head V Nickel - Worth $1,86121.) 1877 Shield Nickel - Worth $1,85422.) 1938 Jefferson Nickel - Worth $1,80023.) 1873 Shield Nickel - Worth $1,80024.) 1874 Shield Nickel - Worth $1,80025.) 1916 D Buffalo Nickel - Worth $1,780
Look at the back under FIVE CENTS to see if it has a mintmark, it makes a big difference in value. Post new question with new information.
The last V nickels were struck in 1912. 1920 is a Indian head.
The coins are also called buffalo nickels but none of them were struck in silver.