Table 1a. Characteristics of Selected Parks by City.

Park Characteristics	Chapel Hill, North Carolina	Albuquerque, New Mexico	Columbus, Ohio	Philadelphia, Pennsylvania
Mean acres (range)	13.5 (7–24)	7.3 (4–13)	6.9 (3.9–13)	6.8 (3.6–12)
No. of parks with recreation centers and full-time program staff	2/6	0/6	3/6	6/6
Population density (mean no. within .5-mile radius)	5,944	4,473	7,532	18,323
Households in poverty within .5-mile radius (%)	10.3	15.8	20.6	28.5
Households in poverty citywide (%)	8.8	11.2	14.8	24.3