Here are the latest South Boston neighborhood notes:

Free day at the museum

In honor of Labor Day, the Institute of Contemporary Art, 100 Northern Ave., is offering free admission for all on Monday, Sept. 4.

Visitors can check out four current exhibitions: Nari Ward’s “Sun Splashed”; large-scale paintings by Dana Schutz; a short film and Venice Biennale standout by artist Steve McQueen making its U.S. debut; and “New Acquisitions,” featuring works by Sadie Benning, Sophie Calle, Jimmy DeSana, Shannon Ebner, Jenny Holzer, Ree Morton, William Pope, Mika Rottenberg, Keith Sonnier, Henry Taylor and Haegue Yang, among others.

From 11 a.m. to 4 p.m., kids can use stencils, special artist markers and acetate paper to create their flying fish creatures and then add the fish to the installation by Bennie Flores Ansell.

Further information is available at www.icaboston.org or by calling 617-478-3103.

Movie matinees

The South Boston Branch Library, 646 East Broadway will screen vintage Hollywood films from 1 to 3 p.m. on Tuesdays during September.

Featured will be “The Bitter Tea of General Yen” with Barbara Stanwyck on Sept. 5; the romantic comedy “It Happened One Night” starring Clark Gable and Claudette Colbert on Sept. 12; and the comedy “Mr. Deeds Goes to Town” with Gary Cooper on Sept. 19.

For more details, call 617-268-0180.

Concert on the lawn

Berklee College of Music will present a free outdoor concert on the Lawn at D at noon on Friday, Sept. 8 at 420 D St.

Featured will be Columbian artist Lizje Sarria singing soul music inspired by Whitney Houston, Aretha Franklin, Mahaila Jackson, Lauren Hill and more.

An art exhibit, games and free Wi-Fi will be available. Visit www.berklee.edu for more information.

Bike share workshop

A free bike share workshop will be held from 10 a.m. to noon on Saturday, Sept. 9 at the Curley Community Center, 1635 Columbia Road.

The public bike share system is getting bigger, with 70 new stations being added over the next two years. Help is needed to find great places in South Boston and nearby neighborhoods for bike share stations. Materials will be available so that participants can discuss the neighborhoods under consideration for the expansion. Participants need not be South Boston residents to attend the workshop.

For more details, email kim.foltz@boston.gov or call 617-635-1470.

Harbor market

A special harbor market will be held from 11 a.m. to 4 p.m. on Saturday, Sept. 9 at the Institute of Contemporary Art, 100 Northern Ave.

This new quarterly market will bring local vendors, tasty pop-ups, art-making activities and harbor side games to the waterfront. Visitors can shop handmade goods, sample local concoctions, make crafts, listen to great live music and kick back with a cold brew.

Admission is free. Call 617-478-3103 or visit www.icaboston.org for more information.

Harbor dash 5K

The Friends of Hingham Harbor will host the third annual 5K race on Peddocks Island from 10 a.m. to noon on Sunday, Sept. 10. The ferry will depart from Long Wharf at 9 a.m. returning at 12:15 p.m.

Participants can run through the trails on the island as they wind through the buildings and ruins of historic Fort Andrews. A kids’ fun run will be held at 11:15 a.m. Lunch will be provided to all runners.

Proceeds will go toward the Friends of Hingham Harbor Scholarship Fund, supporting students in conservation, environmental studies, marine science or maritime operations. The Department of Conservation and Recreation and the National Park Service are sponsoring the race.

For more details and to register, visit www.harbordash.com.

Tours of Boston Light

The Boston Harbor Islands is hosting guided tours of the oldest lighthouse station in the nation at 9:30 a.m. and 1 p.m. Fridays, Saturdays and Sundays now until Sept. 30.

Tours will depart from the Boston Harbor Islands Welcome Center on the Rose Kennedy Greenway.

A National Park Service ranger will lead a 3.5 hour round trip tour to Little Brewster Island, home of Boston Light, established in 1716 and the oldest, continuously used light station and the last staffed by a U.S. Coast Guard light keeper. On the island, visitors will meet with the light keeper and have the chance to go to the top of the tower for a close up look at Boston Light’s Fresnel lens.

The voyage to the island will pass many islands that comprise the National Park area, and the guide will talk about maritime history and traditions and the three lighthouses viewed on the trip.

Visitors are welcome to bring a picnic lunch and take in the spectacular view of the harbor from its most recognized gateway.

For more information and to purchase tickets, visit www.bostonharborislands.org or call 617-223-8666.

New art exhibitions

The Moakley U.S. Courthouse, 1 Courthouse Way, is hosting special exhibits now through Friday, Sept. 29.

The HarborPark Exhibit features paintings by Esther Porcenat Helas and Shakya Davis Witkowski, the Atrium exhibit is displaying “In Search of Open Spaces” by Lena McCarthy and “Loomings,” oil paintings by Christopher Volpe, are on display in the Front Lobby exhibit hall.

Gallery hours are from 8 a.m. to 6 p.m. Monday to Friday. A photo I.D. is required to enter the courthouse.

Visit www.moakleycourthouse.com or call 617-261-2440 for further information.

Farmers’ market

The South Boston farmers’ market is being held from noon to 6 p.m. on Mondays until Oct. 23 at 446 West Broadway, the municipal parking lot.

Local vendors will sell flowers, herbs, locally produced honey, baked goods, fresh fish, crafts, housewares and local farmers’ produce.

Call 617-464-5858 or send an email to marosher@sbchc.org for more information

Pop-up art talk

A pop up talk will be held from 6 to 8 p.m. on Fridays in the fourth floor galleries at the Institute of Contemporary Art, 100 Northern Ave. The talk will introduce visitors to a different perspective of contemporary art from individuals who study the exhibitions every day. The visitor assistants (VAs), wearing “Ask Me” buttons, will give 15-minute talks in front of works of art.

Tickets are free with museum admission.

Visit www.icaboston.org or call 617-478-3103 for further details.