Pickleball | Mon,Thu | all | 9:00 AM | 11:00 AM | dropin | Friendly drop-in doubles: no partner needed, and there are usually players of every level, so there's lots of variety in the games. Where: Beresford Park, San Mateo. Cost: Free. Sign-up: None. Just show up with a paddle. Questions: contact the group leader through the Pickleball page (members sign in). Pickleball | 2026-11-26 | cancel Pickleball | 2027-11-25 | cancel Golf - 9 holes | Tue | all | 9:00 AM | | dropin | A casual 9-hole round for any skill level. Sign-up: None. Just come out and play. Questions: contact the group leader through the Golf page (members sign in). Beer Buddies | Fri | 3 | 3:00 PM | | dropin | A social meetup at a different local brewery each month. Everyone buys their own. Where: this month's brewery is announced in the group email. Cost: Free (pay for what you drink). Sign-up: None. Questions: contact the group leader through the Beer Buddies page (members sign in). Beer Buddies | 2026-10-23 | 3:00 PM | | dropin | Moved to the 4th Friday this month. A social meetup at a different local brewery each month. Where: Out of the Barrel Taproom, 555 El Camino Real, #150, San Carlos. Cost: Free (pay for what you drink). Sign-up: None. Questions: contact the group leader through the Beer Buddies page (members sign in). Burger Boys | Tue | 1 | 12:00 PM | | dropin | A monthly burger lunch with fellow members. Where: changes each month and is announced in the group email. Cost: no group fee. Order and pay for your own lunch. Sign-up: None. Questions: contact the group leader through the Burger Boys page (members sign in). Burger Boys | 2026-12-01 | 12:00 PM | | dropin | A monthly burger lunch with fellow members. Where: Maverick Jacks, 4000 South El Camino Real, San Mateo. Cost: no group fee. Order and pay for your own lunch. Sign-up: None. Questions: contact the group leader through the Burger Boys page (members sign in). Monthly Luncheon | Wed | 2 | 11:30 AM | | past | Our monthly luncheon. Registration and payment are required in advance. Find this month's luncheon on the website's Events page and register there. Monthly Luncheon | 2026-12-09 | 12:00 PM | 1:30 PM | dropin | Our monthly luncheon. Registration and payment are required in advance. Find this month's luncheon on the website's Events page and register there. Genealogy Group | Wed | 2 | 3:00 PM | 4:00 PM | dropin | A friendly monthly chat for members who share a fascination with family history: research methods, family-tree software and sources for tracking down ancestors. Where: Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Genealogy page (members sign in). Tech Club | Tue | 4 | 10:30 AM | 12:00 PM | dropin | Bring your questions about AI, phones, tablets, PCs and apps. Members share tips, then hold an open Q&A. Where: Redwood Shores Library, Redwood City. Cost: Free. Sign-up: None. Just show up. Questions: contact the group leader through the Tech Club page (members sign in). Stock Study Group | Mon | 2 | 10:00 AM | 12:00 PM | dropin | Open discussion, not lectures, for members who want to understand the stock market better. No experience needed. Where: San Mateo Senior Center, 2645 Alameda de las Pulgas. Cost: Free. Sign-up: None. For education only, not investment advice. Questions: contact the group leader through the Stock Study page (members sign in). Golf - 18 holes | Wed | 1,3,4,5 | 10:00 AM | | past | A weekly 18-hole round at a different Bay Area course each week. On luncheon weeks (2nd Wednesday) we play Thursday instead. Where: the course is announced in the weekly golf email. Cost: green fee, paid when you reserve. Sign-up: reserve your spot through the weekly email. Questions: contact the group leader through the Golf page (members sign in). Bowling | Thu,Fri | all | 10:00 AM | | dropin | A weekly league, run jointly with SIR Branch 142. New bowlers bowl 3 weeks to set an average, then fill a team opening. Beginners and seasoned bowlers alike. Where: Bel-Mateo Bowl, San Mateo. Sign-up: contact the group leader before your first week, through the Bowling page (members sign in). Bowling | 2026-11-26 | cancel Bowling | 2026-12-25 | cancel Bowling | 2027-01-01 | cancel Bowling | 2027-03-26 | cancel Bowling | 2027-11-25 | cancel Cards - Cribbage | Thu | all | 1:00 PM | 3:00 PM | dropin | Friendly cribbage. New players welcome, and we'll teach you. Where: San Mateo Senior Center, 2645 Alameda de las Pulgas. Cost: Free. Sign-up: None. Just show up. Questions: contact the group leader through the Cards page (members sign in). Cards - Cribbage | 2026-11-26 | cancel Cards - Cribbage | 2027-11-25 | cancel Cards - Hearts | Fri | all | 12:30 PM | 2:30 PM | dropin | A friendly, social game of hearts. All are welcome. Where: San Mateo Senior Center, 2645 Alameda de las Pulgas. Cost: Free. Sign-up: None. Just show up. Questions: contact the group leader through the Cards page (members sign in). Cards - Hearts | 2026-12-25 | cancel Cards - Hearts | 2027-01-01 | cancel Cards - Hearts | 2027-03-26 | cancel Bocce | Fri | all | 10:00 AM | | dropin | Drop-in bocce. No experience needed, and equipment is provided. Where: Beresford Park, San Mateo. Cost: Free. Sign-up: None. Just show up. Questions: contact the group leader through the Bocce page (members sign in). Bocce | 2026-12-25 | cancel Bocce | 2027-01-01 | cancel Bocce | 2027-03-26 | cancel Book Club | Fri | 2 4 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2026-12-25 | cancel Book Club | 2027-02-05 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-02-12 | cancel Book Club | 2027-02-19 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-02-26 | cancel Book Club | 2027-03-05 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-03-12 | cancel Book Club | 2027-03-19 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-03-26 | cancel Book Club | 2027-04-02 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-04-09 | cancel Book Club | 2027-04-23 | cancel Book Club | 2027-04-30 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-08-06 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-08-13 | cancel Book Club | 2027-08-20 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-08-27 | cancel Book Club | 2027-09-03 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-09-10 | cancel Book Club | 2027-09-17 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-09-24 | cancel Book Club | 2027-10-01 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-10-08 | cancel Book Club | 2027-10-15 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-10-22 | cancel Book Club | 2027-10-29 | 1:00 PM | 2:30 PM | dropin | Meets on Fridays about every other week as shown on schedule on webpage, alternating between a book chosen by a member, which everyone reads, and an open discussion of book-related and other topics. Where: open discussions are on Zoom (the link comes by email). Cost: Free. Sign-up: None. Questions: contact the group leader through the Book Club page (members sign in). Book Club | 2027-12-24 | cancel