How much to replace a headlight bulb, cost of bulb and labor

Be careful when self diagnosing any automobile problem! .. For instance if you go to repair facility and ask for a headlight bulb - that's what you're going to get regardless. There is a fuse for 'each' headlight bulb in the under hood fuse box - that is the first place to look. Assume nothing - *hands-on* testing is required.