Market Insights for Keystone Island

As of 10-30-2026

For Sale

  • Active For Sale35
  • Average Price$3,945,886
  • Average Price / Sqft$1,273
  • Average Days on Market196
  • Largest Price Reduction$34,152,000
  • Largest Price Increase$2,677,310

Pending Sales

  • Pending For Sale3
  • Average Price$2,872,000
  • Average Price / Sqft$1,124
  • Average Days on Market88
  • Largest Price Reduction$34,152,000
  • Largest Price Increase$0

Closed Sales

  • Sold (Last 180 Days)21
  • Average Price$2,789,948
  • Average Price / Sqft$943
  • Average Days on Market267
  • Largest Price Reduction$1,070,000
  • Largest Price Increase$-15,000

Recent Sales

Pending Sales

Largest Price Reductions

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