According to the Internet, the population of this tiny town situated alongside a very boring stretch of Hwy 10 about 20 miles from the boarder of CA, swells to nearly 1 million people (most in RVs) during the winter months.
Most BLM areas around Quartzsite offer free 14-day camping access, it is boondocking only although there is plenty of sunshine for solar panels and places in town for water fills and dumping.