Ask anyone in the Valley where singles over 30 go and Blue Martini Lounge comes up first, so here's the honest review. It sits on High Street in the Desert Ridge district of North Phoenix, runs live music most nights, pours from a menu of 40-plus signature martinis, and draws exactly what its reputation promises: a dressed-up, professional, largely 35-to-60 crowd that came to socialize. Happy hour (4-7pm) is the approachable version; late weekend nights are louder and more scene-y. The honest caveats: drinks are resort-priced, weekends get packed, and it's closed early in the week. But as a room where striking up a conversation with a stranger is normal, expected behavior, nothing else in Phoenix matches it. If you're single, over 35, and picking one bar in this city, this is the pick.

The Valley's dense nightlife cluster: dozens of bars and clubs in a walkable grid, which is rare in this car city and exactly why it works. Maya Day + Nightclub, El Hefe, Hi-Fi Kitchen & Cocktails, and Bottled Blonde anchor the young, dressed-up end; Whiskey Row covers the country-dancing crowd; the Rusty Spur Saloon is the historic cowboy dive where every kind of person ends up at 1am. It's loud, it's confident, and it's the closest thing Arizona has to a Vegas night. The full district gets its own page: the Scottsdale singles guide.
Downtown's arts district is the anti-Scottsdale: murals, galleries, cocktail rooms, and dives with character, drawing a creative 25-45 crowd that reads books and talks to strangers. First Fridays (the monthly downtown art walk) turns the whole district into a de facto mixer: tens of thousands of people, on foot, in a good mood. If Scottsdale feels like a performance, this is your district.
Arcadia's patio restaurants and coffee shops at the base of Camelback are where Phoenix's health-and-brunch crowd socializes, and the line between brunch and mingling is thin. This is also the honest answer to "where do I meet someone without staying out past ten": the Valley's daytime scene (patios, farmers markets, trails) does more matchmaking than half its bars.
See who's single on your side of the Valley before you even pick the bar, free to join and browse.
Browse Local Profiles FreePair this with the singles events calendar for structured nights, or the complete Phoenix singles guide for the whole scene.