BRIDGEWATER

Social Security workshop: Those considering retirement and applying for Social Security benefits are invited to the Bridgewater Public Library 6 p.m. Tuesday, March 1, to learn about recent changes to Social Security law. The workshop is designed to give options on how to decide when to begin receiving benefits and how to maximize returns. The program is free to the public; no registration required.

For more information, call 508-697-3331.

COHASSET

Democratic caucus: Registered Democrats are invited to the Paul Pratt Memorial Library Saturday, March 5, to elect delegates to the party’s state convention. Sign-in begins at 9:45; the caucus starts at 10 a.m. Anyone attending is eligible to be nominated or to nominate; five delegates and three alternatives will be elected to attend the Massachusetts Democratic Caucus this summer in Lowell.

DUXBURY

St. Patrick’s Day: Celebrate St. Patrick’s Day two weeks early at the Miramar Retreat Center at 6 p.m. Thursday, March 3. The night will begin with a social hour and appetizers, followed by a traditional corned beef and cabbage dinner and Irish music. Tickets are $45 per person; Visa and MasterCard are accepted.

For tickets or information, call 781-585-2460, ext. 312, or visit miramarretreat.org/wp/

NORTON

School benefit: The L.G. Nourse Elementary School will host a Winter Carnival, including carnival games, a silent auction, and 50/50 raffle, to benefit the L.G. Nourse Parent Teacher Association, 10 a.m. to 2 p.m. Saturday, March 5.

NORWOOD

Mental illness meeting: Families in South Norfolk county fighting mental illness are invited to the National Alliance for Mentally Ill South Norfolk’s monthly confidential support group at the Lorusso Building of the Norwood Hospital, 7 p.m. Thursday, March 3. The meeting is free to the public.

For more information, call Ray at 508-668-2941

PLYMOUTH

Polar plunge: The Jordan Hospital Club is sponsoring the 14th annual Jordan’s Polar Plunge Saturday, March 5, at Neson Memorial Park to benefit the Beth Israel Deaconess Hospital-Plymouth Cancer Center. Registration is from 10:30 to 11:30 a.m.; the plunge is at noon. Attendees are encouraged to come in costume; food and drinks will be provided. Preregistration is recommended.

To register, or for more information, visit jordanspolarplunge.com

QUINCY

First-time home-buyer workshop: Meet with real estate brokers, insurance agents, a closing attorney, home inspector, and mortgage loan officer in a two-part series presented by NeighborWorks Southern Mass at the Winter Gardens apartment complex, 5 to 9 p.m. Tuesday, March 1, and Thursday, March 3. Registration is $20 per person for both workshops.

To register, visit www.nwsoma.org or call 617-770-2227, ext. 34, for more information.

SCITUATE

Irish history: Untangle the complicated history of the early Irish experience in Boston at 2 p.m. Saturday, March 5, at St. Luke’s Episcopal Church. This free event will explore Irish history in Boston from the mid-17th century to the rise of the Irish in Boston politics.

For more information, call 781-545-8727 or visit www.scituatetownlibrary.org

Bret Hauff can be reached at bret.hauff@globe.com. Follow him @b_hauff.