San Sebastian Heights
Homes for Sale in Altamonte Springs, FL

San Sebastian Heights Unit 1A is a fixed-inventory subdivision of 264 homes built primarily between 1970 and 1979, with a median living area of 1,820 square feet — a scale that has stayed consistent as the neighborhood aged into a mostly owner-occupied pattern.

Stellar MLS sales records identify 182 homes in San Sebastian Heights that have changed hands since 2004, built between 1970 and 1979 (median 1974), with a median living area of about 1,802 sq ft and a typical 3-bedroom, 2-bath layout; 100% are single-family homes. Source: Stellar MLS closed-sale history compiled by Momentum Research; counts reflect homes with a recorded MLS sale, not every home in the community.

County records show 7 qualified sales in San Sebastian Heights across 2024–2025 (3 in 2024, 4 in 2025), median $384,000 — 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.

San Sebastian Heights is too small for its own price trend, so here is the market around it.

In ZIP 32714, 222 homes are on the market and 15% are under contract — a slower corner of Altamonte Springs.

Across Seminole County, 1,676 homes are active and 570 pending (25% under contract).

In ZIP 32714 (Altamonte Springs), 482 homes closed in the last 12 months at a median of $368K ($225/sq ft), down 2.1% year over year, with a median 38 days on market. Right now 73 active and 25 pending listings put supply at about 3.7 months — a balanced market. See the live ZIP 32714 housing market and the Seminole County market.

ZIP and county figures describe the wider market, not San Sebastian Heights specifically. Momentum Research analysis of MLS records.

This is not a subdivision built around a clubhouse or a shared amenity package — current MLS listings show no identified community amenities, so whatever draws a buyer here is the house and the location itself, not a lifestyle package. Homes were built over a fairly tight decade-long span, so lot sizes and floor plans tend to run in recognizable patterns rather than wide variety.

The 76.5% homestead share is the number that tells you the most about how this market behaves day to day. High owner-occupancy usually means slower turnover, listings that come from life changes rather than investor churn, and homes that have generally been lived in and maintained under one roof for longer stretches — which raises the importance of a careful inspection, since 1970s systems and finishes are more likely to have aged in place than been refreshed for resale.

With no active closings feed to lean on, pricing a home in San Sebastian Heights Unit 1A correctly takes local judgment, not a formula — we look at condition, updates, and the handful of relevant comparables in surrounding Altamonte Springs to build a defensible number instead of guessing from a stale average.

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