Investor Presentaiton

SUN'S STRONG TRACK RECORD OF INTERNAL GROWTH ■ Multiple Levers Drive Resilient FFO and Cash Flow Growth Growth Levers Potential Annual Revenue Growth / Contribution 5.0% weighted average rate increase for 2022 Contractual Rent Increases Over 90% MH sites "market rent" or tied to CPI Occupancy Gains Expansions Transient to Annual RV Conversions - ~95% MH Occupancy Over 4K current sites available for occupancy gains - 1,000 – 1,300 expansion and development sites expected to be delivered in 2023 $340mm invested capital since 2020, targeting 10-14% IRRs (1) ~9,600 sites available for expansion in 2023 and beyond Over 400 site deliveries through September 30, 2023 ~1,600 average yearly converted sites (2) - ~2,000 transient to annual RV conversions through end of October 2023 - ~50% of 27K transient sites in North America are candidates for conversion Source: Company information. Refer to Sun Communities, Inc. Form 10-Q and Supplemental for the quarter ended September 30, 2023, as well as Press Releases and SEC Filings after September 30, 2023, for additional information. Refer to information regarding non-GAAP financial measures in the attached Appendix. Note: With respect to guidance, estimates and forecasted information, see "Cautionary Statement Regarding Guidance" on page 2 of this presentation. SUN 1) Expected 5-year unlevered internal rate of return based on certain assumptions. SUN COMMUNITIES, INC. 2) 2019 2022 average. 15

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