How much is 1846 gold Iowa quarter?

The value of an 1846 gold Iowa quarter, which does not exist since Iowa became a state in 1846 but did not issue its own quarters until much later, would depend on the specific coin's rarity, condition, and market demand. If you're referring to a specific commemorative coin or a different type of collectible, values can vary widely. Typically, rare coins can range from a few dollars to thousands, depending on their historical significance and collector interest. For an accurate appraisal, consulting a numismatic expert or a reputable coin dealer is recommended.