Harbor Island vs Port Royal, SC

Harbor Island currently scores 2 points higher overall than Port Royal, with the largest gap in hail.

Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.

Harbor Island

46/100

Port Royal

44/100

Hazard breakdown

Overall

Harbor Island: 46/100 · Port Royal: 44/100

Harbor Island is 2 points higher.

Flood

Harbor Island: 85/100 · Port Royal: 92/100

Port Royal is 7 points higher.

Wind

Harbor Island: 49/100 · Port Royal: 45/100

Harbor Island is 4 points higher.

Lightning

Harbor Island: 52/100 · Port Royal: 61/100

Port Royal is 9 points higher.

Tornado

Harbor Island: 0/100 · Port Royal: 4/100

Port Royal is 4 points higher.

Hail

Harbor Island: 4/100 · Port Royal: 22/100

Port Royal is 18 points higher.

Storm surge

Harbor Island: 98/100 · Port Royal: 99/100

Port Royal is 1 points higher.

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