Use this as an estimate of the size you need.

Monthly Unit Rates
10×20 – $90.00
10×15 – $80.00
10×10 – $70.00
5×10 – $45.00

Monthly RV Space Rates
Small – $50.00 (under 25′)
Large – $60.00. (over 25′)
Covered RV Space – $100.00