Neighborhood Guide

Sea Island Preserve Real Estate

A warm, factual guide to Sea Island Preserve, curated for buyers and sellers in Johns Island.

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Why Sea Island Preserve

At a Glance

Gated Entry

large Lots (>0.5 acre)

Nature Buffers

New Construction

Community Pavilion

Walking Trails

Overview

This is where you go for space and luxury. The lots are nearly an acre. The homes are custom-level new builds. It feels grand and private.

Lifestyle & Vibe

Upscale and quiet. It's a retreat. The focus is on privacy and nature.

Market Snapshot

Sea Island Preserve Market Trends

Updated January 2026. Metrics reflect ZIP-level housing data.

Market Hotness Thermometer

48 · Warm

MoM→ 0.0%Rank6,449

Very Cool

Cool

Slightly Cool

Warm

Slightly Hot

Hot

Very Hot

Median Listing PriceiThe midpoint listing price for homes currently on the market in this ZIP. Useful for understanding current seller pricing.

$847,500

YoY↓ -0.1%MoM↑ +6.0%

Price Per SqftiMedian listing price divided by square footage. Helps compare value across different home sizes.

$899

MoM↑ +42.5%

Active ListingsiNumber of homes currently listed for sale in this ZIP. A quick read on available inventory.

323

Pending 108↓ -8.5%

Median Days on MarketiMedian number of days a home stays on the market before going under contract. Lower often indicates stronger demand.

MoM↑ +8.8%

Median Price Trend

Legend: Line = median listing price. Dots mark monthly observations.

High

$974,950

Last

$847,500

Low

$799,145

Active Listings

Legend: Bars = active listings. Higher bars indicate more inventory.

High

409

Last

323

Low

323

Source: Realtor.com® Economic Research

Insights

Buying & Selling in Sea Island Preserve

For Buyers

Large Estate Lots (New Construction).

For Sellers

Estate Sized Lots.

Neighborhood Map

Map

Sea Island Preserve, Johns Island

Listings

Featured Listings in Sea Island Preserve

IDX listings are coming next. For now, request a custom list of current homes for sale curated for your budget and timeline.

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FAQ

Sea Island Preserve Questions, Answered

What do the latest market numbers show?

Based on Jan '26 data, median list price is $847,500, active listings are 323, and median days on market are 87.

Is it gated?

Yes, for privacy.

Are the lots big?

Yes, they are significantly larger than standard production neighborhoods.

Are short-term rentals allowed?

Rules vary by municipality, zoning overlays, and HOA guidelines. Verify directly before purchase.

Let’s connect

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