St. Petersburg's housing stock spans more than a century of building. Historic Old Northeast holds one of the largest concentrations of early-twentieth-century homes in the region, with Mediterranean Revival, bungalow, and Craftsman styles set along brick streets. Historic Kenwood is a showcase of American Craftsman bungalows and is noted for its preserved streetscapes and artist community. Away from the historic core, the city includes a broad mix of mid-century ranch homes, bungalows, and newer infill construction, while downtown and the Central Avenue corridor offer condominium buildings, townhomes, and apartments near the waterfront. Waterfront and near-beach communities add a share of higher-density residences and canal-front homes, reflecting the peninsula setting.

Historic Old Northeast, directly north of downtown, is St. Petersburg's signature residential district, with brick streets, mature trees, and thousands of historic Mediterranean Revival and bungalow homes. Historic Kenwood, west of downtown, is a Craftsman-bungalow neighborhood with several local historic districts and a strong community of artists. Downtown and the Central Avenue corridor offer a walkable, mixed-use lifestyle with condominiums, restaurants, and galleries, while the Waterfront Museum District clusters the city's major museums and the St. Pete Pier along Tampa Bay. The broader city includes a ring of mid-century residential neighborhoods, waterfront communities, and districts near the bay and the Gulf beaches.

St. Petersburg's lifestyle blends a walkable downtown with a nationally recognized arts scene. The Salvador Dalí Museum, the Museum of Fine Arts, and the St. Petersburg Museum of History anchor the Waterfront Museum District, while the Mahaffey Theater, American Stage, and the Palladium add performing arts. Murals and street art brighten the districts around Central Avenue, and the Saturday Morning Market draws residents downtown. Restaurants, craft breweries, and coffee shops cluster in the downtown and neighborhood districts, and Tropicana Field hosts the Tampa Bay Rays. The Gulf beaches and Fort De Soto Park are minutes away, making the outdoors a year-round part of daily life.

Public education in St. Petersburg is provided by Pinellas County Schools, the district serving the entire county, which operates St. Petersburg High School and a network of elementary and middle schools across the city. The district also includes charter school options, and St. Petersburg is home to a mix of private schools serving local families. Pinellas Technical College and nearby higher-education institutions in the Tampa Bay region, including the University of South Florida's St. Petersburg campus, round out the educational landscape.

Interstate 275 is St. Petersburg's principal highway, running through the city and crossing Tampa Bay on the Howard Frankland Bridge to Tampa to the northeast. To the south, the Sunshine Skyway Bridge carries I-275 across the mouth of Tampa Bay toward Bradenton and Sarasota, while the Pinellas Bayway connects the city to St. Pete Beach and Fort De Soto Park. The Pinellas Suncoast Transit Authority provides local bus service, and the region is served by Tampa International Airport and St. Pete-Clearwater International Airport for air travel. The downtown waterfront is also home to Albert Whitted Airport, a general-aviation field.

St. Petersburg's recreation is defined by water. The downtown waterfront offers parks, the St. Pete Pier, and walking and biking paths along Tampa Bay, while the Gulf beaches and Fort De Soto Park — with its beaches, nature trails, historic fort, and dog beach — lie just across the Pinellas Bayway. Boating, kayaking, and paddling trails are accessible throughout the bay and the surrounding waters. Tropicana Field hosts major-league baseball, and the city's parks system and community events, including the downtown Saturday Morning Market, keep residents connected to the outdoors and to each other year-round.