The sixth annual Takoma Park House & Garden Tour, to be held tomorrow from 1:30 to 5 p.m., will feature Victoria and turn-of-the-century houses and bungalows, many of them located near the new Metro station.

Houses on both sides of the District line will be shown. The tour's $2.50 tickets are available today from the Takoma Park Recreation Department (270-4048) and tomorrow starting at 1 p.m. at the municipal building 7500 Maple Ave.

Minibuses will carry visitors to the houses from the municipal building.

Next Saturday, May 13, the 32nd annual Goodwill Industries Guild Embassy Tour will feature several embassies, the National Presbyteria Church and Center and the home of True Davis, former ambassador to Switzerland.

The $10 tickets cover bus service, sourvenir booklet and refreshments. Tickets available at travel desks of most Washington hotels, through Goodwill Industries and at the embassies of Japan, Australia, Morocco, Panama and Sweden. Call 363-8135 for information.

And next Sunday, May 14, the Capitol Hill Restoration Society will hold its 21st annual Capitol Hill House and Garden Tour of 10 homes. The tour will start at the Eastern Market, 7th Street and North Carolina Avenue SE, at 1 p.m. and run to 6 p.m.

Tickets are $7 before the tour day and $8 on the day of the tour. They can be purchased in advance by writing to the society at Box 9064, Washington 20003, and on the day of the tour at the starting point. Call 546-6520 for information, including stores where tickets also may be purchased.