Kings Isle, Isle Of San Marino
Homes for Sale in Port St. Lucie, FL

Kings Isle, Isle Of San Marino sits within Port St. Lucie in St. Lucie County. Current MLS listings show no shared community amenities, so this is a place you evaluate house by house rather than by a lifestyle package.

BeachesMLS sales records identify 10 homes in Kings Isle, Isle Of San Marino that have changed hands since 2012, built between 1995 and 1997 (median 1996), with a median living area of about 1,585 sq ft and a typical 2-bedroom, 2-bath layout; 100% are single-family homes. Source: BeachesMLS closed-sale history compiled by Momentum Research; counts reflect homes with a recorded MLS sale, not every home in the community.

County records show 25 qualified sales in Kings Isle, Isle Of San Marino across 2024–2025 (12 in 2024, 13 in 2025), median $280,000 — the last recorded sale per parcel on the Florida DOR 2025 assessment roll, independent of the MLS.

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.

Kings Isle, Isle Of San Marino is too small for its own price trend, so here is the market around it.

In ZIP 34986, 373 homes are on the market and 21% are under contract — a steady corner of Port St. Lucie.

Across St. Lucie County, 2,467 homes are active and 743 pending (23% under contract).

In ZIP 34986 (Port St. Lucie), 1,242 homes closed in the last 12 months at a median of $380K ($203/sq ft), down 1.8% year over year, with a median 58 days on market. Right now 183 active and 37 pending listings put supply at about 5.4 months — a buyer's market. See the live ZIP 34986 housing market and the St. Lucie County market.

ZIP and county figures describe the wider market, not Kings Isle, Isle Of San Marino specifically. Momentum Research analysis of MLS records.

The single most useful thing to know here is what is absent: no community amenities are identified from current listings. That reframes how you shop. Where an amenity-rich community sells a somewhat standardized experience, Kings Isle asks you to judge each property individually — the condition, the finishes, the lot, and how recently the important systems were addressed.

Practically, that puts the burden on the walkthrough and the inspection. We would rather you spend your energy comparing the actual homes in front of you than assume a community premium that the facts do not support. Bring questions about updates and condition to every showing; that is where the real differences live in this market.

In a market without an amenity story to lean on, the value is in reading each home accurately — and that is exactly the work we do. We will walk a listing with you condition-first, flag what a photo hides, and tell you plainly when a specific house does not justify its ask. No pitch about a lifestyle the facts do not back up.

Listings in this community report association dues of about $433 per month ($5,196 a year) — the median AssociationFee across 23 MLS records, normalised to a monthly figure; most are billed monthly. Dues change with budgets and can differ by section or product type; confirm the current figure with the association before you offer. Source: MLS listing records, 2026-09.

Confirm the current HOA dues, exactly what they cover, and any CDD bond or special assessment for a specific address before you offer.