Neptune on Longboat Key
Homes for Sale in Longboat Key, FL

A compact, mature enclave on Longboat Key in Sarasota County, built out between 1967 and 1990 and sized for low-maintenance living rather than sprawl. The low homestead share points to a market tilted toward second homes and seasonal ownership.

Stellar MLS sales records identify 6 homes in NEPTUNE ON Longboat Key that have changed hands since 2014, built between 1967 and 1967 (median 1967), with a median living area of about 657 sq ft and a typical 1-bedroom, 1-bath layout; 100% are condominiums. Source: Stellar MLS closed-sale history compiled by Momentum Research; counts reflect homes with a recorded MLS sale, not every home in the community.

Pre-construction details are compiled from public records, builder announcements and builder listings, and are subject to change without notice; figures are deemed reliable but not guaranteed. Momentum Research figures are our own analysis. This page describes homes, pricing and community attributes, not residents.

Neptune on Longboat Key is a small community — 13 recorded sales on file, most recently in 2026 — too few for its own price trend. Here is the market around it.

In ZIP 34228, 367 homes are on the market and 14% are under contract — a slower corner of Longboat Key.

Across Sarasota County, 4,856 homes are active and 1,589 pending (25% under contract).

Homes here are condominium.

In ZIP 34228 (Longboat Key), 103 homes closed in the last 12 months at a median of $878K ($399/sq ft), up 2.4% year over year, with a median 94 days on market. See the live ZIP 34228 housing market and the Sarasota County market.

ZIP and county figures describe the wider market, not Neptune on Longboat Key specifically. Momentum Research analysis of MLS records.

• Southside Elementary (Sarasota County, verify by address)FLDOE grade A · Public
• Booker Middle and Booker High (verify by address) · Public
• Choice and magnet options may apply, assigned by address

Grades are official Florida Department of Education school grades for 2025-26. Assignments are reported as of the 2025-26 year and can change; always confirm with Sarasota County Public Schools for a specific address.

Buying with schools in mind? We can confirm the exact zoned schools for any Neptune on Longboat Key address.

The homes here date from 1967 to 1990, with a median build year of 1972 - meaning most carry the bones and systems of their era. Expect condition to be the single biggest swing factor on price: an updated unit and an original one in the same community can sit far apart, and with no range data to lean on, you underwrite each home on its own merits. The median footprint near 1,501 square feet reflects the right-sized, manageable scale of the stock.

No community amenities surfaced in current MLS listings, so buy this for the location and the building, not for a resort package. With roughly a fifth of homes claiming a homestead exemption, ownership skews toward non-primary and seasonal use, which is consistent with a barrier-island address and the limited turnover that comes with just 18 homes.

In a community this small with no active listings, deals happen off the obvious path - knowing when a unit is coming, reading an older building's condition honestly, and pricing against a shallow comp set. We track Neptune on Longboat Key closely enough to tell you whether a specific unit is worth the wait or worth walking from, and we won't manufacture urgency scarcity doesn't justify.