This holiday season, you can peek inside a number of private homes and historic buildings on Long Island. Here’s your holiday house tour schedule for the next few weeks.

NOV. 25: CENTERPORT

The historic Vanderbilt Mansion will host its popular tree-lighting the day after Thanksgiving and tours of the decorated mansion through Jan. 3. Tours of the mansion, decorated for the holidays by local designers and garden clubs, are given Tuesdays, Saturdays and Sundays (except Dec. 24, 25 and 31 and Jan. 1) at 12:30, 1, 2, 3 and 4 p.m. Tickets for the daylight tours are $12, which includes the $7 admission. Twilight Tours of the mansion will be given Dec. 26 and 27 from 7 to 9 p.m. Admission is $10 for adults, $9 for students and seniors 62 and older, and $5 for children 12 and under. Hot chocolate and cookies are included. For more information, call 631-854-5579 or visit vanderbiltmuseum.org

NOV. 25: SOUTHOLD

The Southold Historical Society ushers in the holiday season with its annual candlelight tour and tree lighting. The buildings of the museum complex on Main Road will be decorated for the holidays, and tours will run from 3 to 6 p.m., with a tree lighting at 5 p.m. A pop-up Christmas boutique will feature ornaments, holiday decorations and custom-made boxwood wreaths for cash purchase. Handmade items will be raffled off. There is no admission charge, and no reservations are required. Call 631-765-5500 or visit southoldhistoricalsociety.org

NOV. 26: EAST HAMPTON

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The East Hampton Historical Society’s annual house and garden tour ushers in the holiday season with five historic and modern homes, with a focus on architecture and design, not on decoration. Self-guided tours run from 1 to 4:30 p.m. Tickets are $65 in advance and $75 on the day of the tour. There will be a cocktail party Friday evening, Nov. 25, at the Maidstone Club. Tickets to the party are $200, which includes entry to the house tour the following day. Tickets can be purchased at easthamptonhistory.org, by calling 631-324-6850, or at Clinton Academy, 151 Main St., on Nov. 25 and 26 between 10 a.m. and 3:30 p.m.

DEC. 1: LLOYD HARBOR AREA

North Shore Holiday House, a residential camp for girls ages 7 to 11, holds its annual Deck the Halls house tour and benefit. For $85, there is a tour with an early lunch and raffles at Honu Kitchen & Cocktails in Huntington from 11:30 a.m. to 1 p.m. and a tour with late lunch from 1:30 to 3 p.m. Cost is $50 for the tour only. Tickets are available by calling 631-427-7630 or by visiting nshh.org

DEC. 2: BABYLON

The first floor of the 1803 Nathaniel Conklin House, 280 Deer Park Ave., will be decorated, with each room floor reflecting the home’s history during this free event from 6 to 9 p.m. Refreshments will be served; 631-669-8164 or nwsdy.li/babtour

DEC. 2-3: THREE VILLAGE AREA

The Three Village Historical Society’s 38th annual Candlelight House Tour will showcase five decorated houses in Setauket. The Friday evening tour includes wine and hors d’oeuvres at each home from 6 to 9 p.m. and a reception at the Old Field Club in Setauket from 8:30 to 11 p.m. Saturday’s tour, which runs from 11 a.m. to 4 p.m., includes the option of breakfast at the Old Field Club from 8:30 to 10:30 a.m. Tickets are $45 for the Saturday tour without breakfast, $60 with breakfast, and $100 for the Friday evening tour and reception. They can be purchased at threevillagehistoricalsociety.org. Call 631-751-3730 or visit the website.

DEC. 3: CUTCHOGUE

Four Cutchogue bed-and-breakfasts, along with the historic New Suffolk School House and The Cutchogue New Suffolk Historical Council, will open their decorated doors from 11 a.m. to 4 p.m. (last house entry is at 3:30 p.m.), hosting tastings by local vineyards, bites from local chefs and holiday gifts available to purchase from local artists and merchants. Tickets are $75 and can be purchased at brownpapertickets.com/event/2571731. For more information, call 631-734-8539 or email thefarmhousebedandbreakfast@hotmail.com

DEC. 3: AMITYVILLE

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The Junior League of the Amityville Woman’s Club presents “Life Is Grand,” a tour of homes on Grand Central Avenue decorated for the holiday season. Tours will take place from 11 a.m. to 3 p.m., and refreshments will be available at The Tea House at St. Mary’s Episcopal Church until 3:30 p.m. Tickets are $20 and will be available till mid-November. Proceeds will benefit scholarships and charitable organizations. For more information, visit amityvillejuniorleague.com

DEC. 3: OLD WESTBURY

The 1906 mansion at 71 Old Westbury Rd. will be fully decorated for the holidays, with a tree-lighting ceremony, live music, light refreshments and a visit from Santa Claus taking place between 6:30 and 9 p.m. Admission is $15 for adults and $8 for children ages 7 to 17. Advance registration required at oldwestburygardens.org. Also, on Dec. 3 and 4, Dec. 9 to 11 and Dec. 16 to 18, rooms will be decorated with Christmas trees, wreaths, mantelpiece arrangements and other greenery, and there will be crafts for children, hot cider and cookies. It’s $12 for adults, $10 for students and seniors over age 62 and $7 for children ages 7 to 17.

DEC. 4: HUNTINGTON

The Huntington Historical Society will host tours of five private homes that have historical significance from noon to 4 p.m. Refreshments will be served at the Conklin Barn, and the David Conklin Farmhouse Museum will be open for tours. Tickets are $40 for nonmembers. They are limited and should be purchased in advance by calling 631-427-7045, ext. 401, visiting huntingtonhistoricalsociety.org or at the museum, 2 High St. A ticket and map, along with a brochure describing the houses, can be picked up at the museum before the tour.

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DEC. 4: ISLIP

The Historical Society of Islip Hamlet will hold its 23rd annual holiday house tour from noon to 5 p.m. Tours of several historically or architecturally significant homes will be given by guides in Victorian dress. Visitors are encouraged to bring a new, unwrapped toy for the Toys for Tots campaign. Tickets are $20 in advance and $25 on the day of the tour for people 16 and older. They can be purchased at Nook & Cranny Gift Boutique, 469 Main St. Only cash or checks will be accepted. Payment can also be mailed to the historical society at P.O. Box 601, Islip, N.Y. 11751. Tickets are also available via the society’s website, isliphamlethistory.org. Call 631-245-0675.

DEC. 10: ORIENT AND EAST MARION

The Oysterponds Historical Society’s annual holiday house tour will include six homes in Orient and two homes in East Marion, as well as historic buildings, including the Orient Country Store. Tours run from noon to 4 p.m. Tickets are $30 for nonmembers and are available at oysterpondshistoricalsociety.org or by calling 631-323-2480. Tickets are also available on the day of the tour at the Orient Congregational Church, 23045 Main Rd.

DEC. 10: EAST HAMPTON

Take a self-guided tour of inns, bed-and-breakfasts and other buildings from noon to 4 p.m. There is a $25 fee and registration with the East Hampton Chamber of Commerce is required. Call 631-324-0362 or visit easthamptonchamber.com

DEC. 10 and 11: BAY SHORE

Each room at Sagtikos Manor will be themed around a Christmas myth or legend, with tours guided by costumed docents. Tours leave every 15 minutes beginning at 10:30 a.m. both days, with the last tour given at 3 p.m. The cost of the tour, for those who reserve by Dec. 2, is $25 for adults, $20 for students and seniors, and $8 for children ages 5 to 12. The cost is $30 on the day of, with the child price remaining $8 as space allows. Download reservation forms at sagtikosmanor.com. For more information, call 631-661-5169 or visit the website.

DEC. 10-11: OYSTER BAY

Coe Hall, 1395 Planting Fields Rd., will be open 11 a.m.-4 p.m., decorated for the holidays, with a visit from Santa, live music and gingerbread cookie decorating. Admission is $10; children under 12 are free. Call 516-922-8678 or visit plantingfields.org

DEC. 11: NORTHPORT

See “Homes for the Holidays” on this self-guided tour of decorated houses and historic buildings, including the Thompson Building, a manufacturing building constructed in 1889, from noon to 4 p.m. Tickets purchased before Dec. 11 are $31; they are $36 on the day of the tour. Call 631-757-9859 or visit northporthistorical.org

DEC. 11: PATCHOGUE

At the Patchogue Garden Club’s Christmas house tour, five houses will be decorated for the holidays and open from noon to 5 p.m. Visitors can also tour artists’ apartments and view their work at the local art commune, Artspace, where refreshments will be available. Tickets on sale now. Call 631-2898-8122 or 631-2898-5305. Tickets can also be purchased the day of the tour at Artspace, 20 Terry St. For information, call 631-289-8122 or 631-289-5305.

DEC. 15-18: OLD BETHPAGE

From 5 to 9:30 p.m., the historic buildings at Old Bethpage Village Restoration, Round Swamp Road, will be lit by candles, as they would have been in the 1800s, with a backdrop of holiday songs, period storytelling and fiddle playing. Hot cider will be served. Call 516-572-8401 or visit nassaucountyny.gov/parks

DEC. 18: SAYVILLE

Tour five homes decorated for the holidays from 2 to 5 p.m. Tickets are $25 and go on sale starting Nov. 28 at Marc Williams Furniture, 66 N. Main St. Call 631-563-0186 or visit sayville.com/historicalsociety

DEC. 30: VALLEY STREAM

Free candlelight tours of the Pagan-Fletcher Restoration, 143 Hendrickson Ave., will take place from 6 to 8 p.m. Call 516-825-7157 or visit vsvny.org