electrical systems in some areas. There are several high points in the city, such as 4th Avenue which is aptly named "High Street." The highest point in this area is the guard shack at Camino Gardens, which is above sea level. The Boca Raton Hotel's Beach Club rests at above sea level. Several small tunnels run under roads in Boca, but the roads are built up several feet at these locations, or are on dunes. Several of these tunnels are under State Road A1A at Spanish River Park, from the west side of the road where parking is available to beachgoers, to the east side of the road, which is where the beach is located. A1A is already higher than the surrounding land here due to sand dunes formed by erosion and other natural features. Neighborhoods Pearl City is a neighborhood in Boca Raton, immediately north of downtown and within city limits. The neighborhood was originally platted on May 30, 1915 for the blue-collar African Americans employed at the Boca Raton Resort and similar establishments, on area farms, in construction, and various other jobs. Climate Boca Raton has a tropical rainforest climate (Köppen climate classification Af), as its driest month (December) averages 62.5mm of precipitation, narrowly meeting the minimum standard of 60mm in the driest month to qualify for that designation. In general the climate is warm and sunny much of the year, although daily thundershowers occur in the hot season from June through September. Boca Raton is frost free. The warm tropical climate in South Florida supports the growth of tropical trees and plants. Winter high temperatures are typically in the 75–83 degrees range, while summer high temperatures are about 87–92 degrees. Neighboring cities Parkland, Florida Delray Beach, Florida Deerfield Beach, Florida Demographics Boca Raton is known for its affluent and educated social community and high income demographic. According to Forbes, Boca Raton has three of the ten most expensive gated communities in the U.S. The Royal Palm Yacht and Country Club holds the #1 spot, The Sanctuary takes #6, and Le Lac takes the #8 spot. Boca Raton and other parts of Palm Beach County have a significant Jewish population. Certain areas of outside of Boca Raton city limits, such as the Sandalfoot Cove community, have significant populations of Brazilian and other Latino immigrants. 2020 census As of the 2020 United States census, there were 97,422 people, 40,845