On the ground
English handles everything. Every sign, menu, ticket machine and ride app defaults to English, and rural Nevada (Ely, Winnemucca, Tonopah) is functionally English-only outside a handful of restaurants. But Clark County is roughly one-third Hispanic, and Spanish is the everyday second language: kitchen staff, housekeeping, rideshare drivers, and much of the service floor on the Strip speak it fluently, and most chain hotels have Spanish-speaking front desk agents on every shift.
The Strip goes further. MGM, Caesars, Wynn, and the Venetian all staff multilingual concierge desks covering Mandarin, Cantonese, Korean, Japanese, Portuguese, French, German, and Arabic, driven by the international gaming market. Baccarat pits at high-limit rooms are essentially bilingual English-Mandarin operations.
What to expect off the tourist track
In Reno and Sparks, Spanish is common but less dominant than in Vegas. Basque heritage is real in Elko and Winnemucca, and you’ll see it on restaurant signs (Star Hotel, Toki Ona), but Basque as a spoken language is now mostly ceremonial. The northern rural counties have small but visible Filipino communities in the mining towns.
Tribal lands (Pyramid Lake Paiute, Walker River, Moapa) have their own languages that are being actively revitalized, but English is what you’ll transact in. Menus in Chinatown (Spring Mountain Road, west of the Strip) are frequently Chinese-first with English underneath; point-and-order works fine, and the staff will meet you halfway. Google Translate camera mode handles the rest.
Good to know
Do I need any Spanish to visit Las Vegas?+
No. But learning "gracias" for housekeeping and cocktail servers is appreciated and used often.
Are ATMs and machines multilingual?+
Most Strip ATMs offer English, Spanish, Chinese, Japanese, and Korean. Rural ATMs are usually English-only.