Elk Grove is a city in Sacramento County, California, United States. Located just south of the state capital of Sacramento, it is part of the Sacramento–Arden-Arcade–Roseville Metropolitan Statistical Area. As of the 2020 Census, the population of the city was 176,124. A 2021 Census estimate puts the population of the city at 178,997. Elk Grove has many wineries, wine cellars, and vineyards. Elk Grove was the fastest-growing city in the U.S. between July 1, 2004, and July 1, 2005, and is also presently the second-largest city in Sacramento County by population.

The City of Elk Grove became the first city in California to be incorporated in the 21st century. It is a general law city with a council/manager form of government. One of Elk Grove's largest employers is the Elk Grove Unified School District, which is the city's second largest employer.
Given a reference text about Elk Grove, what state is it located in and about how many people live there?
Elk Grove is a city in California and has a population of about 180,000.