1 EXHIBIT 12.1 SUMMIT PROPERTIES PARTNERSHIP, L.P. CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES NINE MONTHS ENDED SEPTEMBER 30, 2000 (DOLLARS IN THOUSANDS) Income before extraordinary items........................... $64,097 Interest: Expense incurred.......................................... 28,544 Amortization of deferred financing costs.................. 731 Rental fixed charges...................................... 188 ------- Total Earnings.................................... $93,560 ======= Fixed charges: Interest expense.......................................... $28,544 Interest capitalized...................................... 7,594 Dividends to preferred unitholders in Operating Partnership............................................ 9,315 Rental fixed charges...................................... 188 Amortization of deferred financing costs.................. 731 ------- Total fixed charges............................... $46,372 ======= Ratio of earnings to fixed charges.......................... 2.02 =======