1: Half dollar coins are rare and highly sought after by collectors.

2: The years that half dollar coins were minted vary, making some more rare than others.

3: Silver half dollars were minted from 1794 to 1964, while clad half dollars were minted from 1965 to present.

4: Key dates for silver half dollars include the 1794 Flowing Hair, 1838-O Capped Bust, and 1916 Walking Liberty.

5: Clad half dollars became more common after 1971, with special editions like the bicentennial and silver proof coins.

6: Some half dollar years are more valuable due to low mintages, like the 1970-D Kennedy half dollar.

7: Collectors often search for specific half dollar years, such as the 1893-S Morgan half dollar.

8: The rarity of half dollar years adds excitement to coin collecting and drives demand for unique pieces.

9: Whether you're a seasoned collector or just starting out, half dollar years offer a fascinating glimpse into American history.