As of 2023, Enterprise Rent-A-Car's US rental fleet size stood at 1.55 million vehicles. For 2024, the fleet is forecasted at 1.5974 million, indicating a 3.05% year-on-year growth. Subsequent years see continued growth, with fleet projections reaching 1.641 million in 2025 (2.73% increase), 1.6837 million in 2026 (2.61% increase), 1.7256 million in 2027 (2.49% increase), and 1.7667 million in 2028 (2.38% increase). The Compound Annual Growth Rate (CAGR) from 2023 to 2028 averages 2.65%.

Future trends to watch include:

Potential shifts in consumer car rental preferences towards electric vehicles as sustainability becomes increasingly prioritized.
Technological advancements enabling more efficient fleet management and customer service delivery.
Impact of economic factors such as inflation and interest rates on travel demand and rental pricing.