Interlachen's housing stock is modest and centered on its lake-oriented setting. The town offers a mix of older single-family homes, manufactured housing, and lakefront and lakeview properties around Lake Lagonda, Lake Chipco, and the area's smaller lakes. Lots tend to be larger than in urban Florida, and many homes sit on quiet, tree-lined streets with access to the water nearby. Newer construction is limited, so buyers generally choose among established residences. The town's affordability relative to nearby Gainesville and Palatka, combined with its lake access, makes it attractive to retirees, first-time buyers, and those seeking a rural Florida lifestyle within commuting distance of the region's employment centers.

Interlachen is small enough that it functions as a single lake-oriented community rather than a collection of named subdivisions. The area around Lake Lagonda and Lake Chipco forms the town's residential heart, with homes, parks, and lake access clustered near the water. State Road 315 and State Road 20 run through town, and development spreads along these corridors and the surrounding side streets. The surrounding Putnam County countryside is rural, with scattered homes and larger parcels blending into the town's edges. Because the lakes organize the community, residents tend to describe locations by their proximity to a particular lake or park rather than by formal neighborhood names.

Life in Interlachen revolves around its lakes and a quiet, rural pace. The town's name — "between the lakes" — captures its defining feature, and fishing, boating, and lakeside parks are central to daily recreation. Community life is small and unhurried, centered on local parks, churches, and the town's public facilities. Lake LaGonda Park and Grassy Lakes Park provide shoreline access for picnics and fishing, while the nearby Rodman Reservoir is a well-known bass-fishing destination. For employment, shopping, and services, residents turn to Palatka about 20 minutes away and Gainesville about 40 minutes to the west. Interlachen appeals to those seeking an affordable, lake-oriented setting removed from the pace of Florida's larger cities.

Interlachen is served by the Putnam County School Board, the countywide public district. The town is home to Interlachen Jr.-Sr. High School, which serves students in grades 7 through 12, and nearby elementary campuses serve younger students, including Robert H. Jenkins Jr. Elementary School. As a small-town district school, Interlachen Jr.-Sr. High is a focal point of community life, with athletics and events drawing local participation. Families also have access to the district's other campuses in Palatka and surrounding Putnam County, and private and alternative options are available in the broader region. The school system serves a rural, geographically spread population across the county.

Interlachen is reached primarily by State Road 20 and State Road 315, which cross through the town and connect it to the surrounding region. Palatka, the Putnam County seat, lies about 16 miles east, roughly a 20-minute drive, while Gainesville is about 28 miles west, typically 40 minutes by car. Jacksonville and the Atlantic coast are reachable to the northeast, and Orlando lies to the south, both within roughly 90 minutes. There is no scheduled passenger rail in town, though Amtrak serves Palatka, and the nearest commercial airport is Gainesville Regional Airport. Most residents rely on personal vehicles for daily travel and commuting.

Recreation in Interlachen is built around the water. Lake LaGonda Park offers a lakeside setting for picnics, fishing, and family outings beneath mature oak trees, while Grassy Lakes Park provides additional shoreline access. The area's lakes support fishing and boating, and the nearby Rodman Reservoir is a notable bass-fishing destination that draws anglers from across the region. Hunting, hiking, and wildlife viewing are available in the surrounding Putnam County woodlands and the Ocala National Forest to the south. The town's parks enforce daylight hours and provide a family-oriented, community feel. For broader recreational and cultural options, Gainesville and St. Augustine are within an hour or so by car.