A weekly look at office and industrial real estate in the county.

IRVINE COMMERCIAL AND INDUSTRIAL REAL ESTATE As of March 31, 1991. OFFICE BUILDINGS Existing Buildings Number of buildings: 162 Total square feet: 13,562,954 Vacant space: 3,135,141 Vacancy rate: 23.12% Monthly Lease Rates per Square Foot Existing Vacant Office Space Average: $1.80 Low: $1.00 High: $3.00 High-Tech/Research & Development Space Sale price per square foot Average: $122.03 Low: $85.00 High: $210.00 Lease price per square foot Average: $0.81 Low: $0.36 High: $1.25 Manufacturing/Warehouse Space Sale price per square foot Average: $95.48 Low: $68.34 High: $125.00 Lease price per square foot Average: $0.59 Low: $0.32 High: $0.90 Source: CB Commercial