1 EXHIBIT 12.1 SUMMIT PROPERTIES PARTNERSHIP, L.P. CALCULATION OF RATIO OF EARNINGS TO FIXED CHARGES THREE MONTHS ENDED MARCH 31, 2001 (Dollars In thousands) Earnings: Net income......................................................... $ 12,487 Interest: Expense incurred................................................. 9,971 Amortization of deferred financing costs......................... 343 Rental fixed charges............................................. 78 -------- Total $ 22,879 ======== Fixed charges: Interest expense................................................... $ 9,971 Interest capitalized............................................... 3,290 Dividends to preferred unitholders in Operating Partnership........ 3,105 Rental fixed charges............................................... 78 Amortization of deferred financing costs........................... 343 -------- Total............................................................ $ 16,787 ======== Ratio of earnings to fixed charges..................................... 1.36 ========