Nextdoor Investor Presentation Deck

Enduring retention combined with strong network effects... Indexed Engagement Growth 3.0x 2.0x 1.0x 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% Engagement defined as % of U.S. Verified Neighbors Active Weekly on platform. Data as of 6/30/2023. 60% % Neigborhood Penetration 65% 70% 75% 80% 85% 90% Our path to engagement growth is proven: After two years nearly 50% of our audience remains engaged Nearly 3x increase in weekly engagement as more neighbors join 10

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