10 Must-Visit Castles in the United States: No Passport Required
Dreaming of royal adventures without needing a passport or international flight? Think again. The U.S. is home to stunning castles, from lavish 250-room estates to rustic towers open for exploration. Each offers the perfect reason for a memorable day trip or overnight stay.
Discover 10 of our top recommendations:
1. Boldt Castle, New York
A testament to enduring love and opulence, Boldt Castle began construction in 1900 by Waldorf-Astoria founder George Boldt as a gift for his wife, Louise. Tragically, her death halted work just months before completion, leaving the site abandoned for 70 years. In 1977, the Thousand Islands Bridge Authority revived the project, finishing the restoration. Today, it welcomes daily tours and serves as a sought-after wedding venue.
Location: Heart Island, St. Lawrence River’s Thousand Islands, New York
Perfect day trip from: Accessible only by boat, with frequent departures from U.S. and Canadian ports, including Alexandria Bay, New York—about 1.5 hours' drive from Syracuse, NY, or Ottawa, Canada.
2. Castello di Amorosa, California
Opened in 2007, this authentic 13th-century Tuscan-style castle and winery features a 500-year-old fireplace, a Great Hall with fresco replicas, a real dungeon, and Roman-inspired vaulted ceilings in the wine barrel room. General admission grants self-guided access and wine tastings; upgrade for guided tours, pairings, or transport.
Location: Calistoga, California
Perfect day trip from: Nestled in Napa Valley, just minutes south of Calistoga—no full-day travel needed.
3. Castle in the Clouds, New Hampshire
Originally the Lucknow Estate, this grand mansion was built in the early 1900s by millionaire shoe manufacturer Thomas Plant and his wife Olive, perched high in the Ossipee Mountains. Opened to the public in 1959 and managed by the Castle Preservation Society, it preserves 20th-century elegance. Enjoy events, weddings, and an on-site restaurant.
Location: Moultonborough, New Hampshire
Perfect day trip from: About 2 hours from Boston or 1 hour 45 minutes from Portland, Maine.
4. Belvedere Castle, New York
Flickr/hjjanisch
Overlooking Central Park from its highest point, this charming 1869 structure by park designer Calvert Vaux offers panoramic views. It operates daily as a visitor center.
Location: Central Park, New York, New York
Perfect day trip from: Easily reachable from anywhere in the NYC area—ideal for a park exploration day.
5. Loveland Castle, Ohio
Flickr/Snassek
Château Laroche serves as headquarters for the Knights of the Golden Trail, built by founder Sir Harry Delos Andrews beside the Little Miami River. Explore gardens and galleries evoking medieval times. Open daily; join Castle Days (third Saturday, April–August) for music and crafts.
Location: Loveland, Ohio
Perfect day trip from: 30 minutes from Cincinnati, 2 hours from Indianapolis, or 1.5 hours from Columbus.
6. Hearst Castle, California
The iconic former home of newspaper magnate William Randolph Hearst, completed in 1947, spans 165 rooms, 127 acres of gardens, a former zoo, airstrip, and opulent pools. Choose from various guided tours and an on-site theater for deeper insights.
Location: San Simeon, California
Perfect day trip from: Off Highway 1; 45 minutes from Paso Robles or San Luis Obispo, 30 minutes from Morro Bay—great for coastal drives between LA and San Francisco.
7. Fonthill Castle, Pennsylvania
Archaeologist Henry Chapman Mercer built this castle as both home and showcase for his tile and print collection using reinforced concrete. Now a National Historic Landmark museum linked to the Mercer Museum, it offers kid-friendly hour-long guided tours daily.
Location: Doylestown, Pennsylvania
Perfect day trip from: Under 1 hour from Philadelphia or 1.5 hours from New York City.
8. Biltmore Estate, North Carolina
Fotoluminate LLC
Once the private home of George and Edith Vanderbilt, this Gilded Age masterpiece boasts 250 rooms, Renoir paintings, 16th-century tapestries, a 10,000-volume library, 65 fireplaces, an indoor pool, bowling alley, and expansive gardens. Admission includes self-guided house access plus Antler Hill Village activities like winery tours and outdoor adventures.
Location: Asheville, North Carolina
Perfect day trip from: 2 hours from Charlotte—plenty to explore on-site.
9. Iolani Palace, Hawaii
Hawaii's only royal palace, built in 1882 by King Kalakaua, served as the monarchy's residence. Tour the Coronation Pavilion, royal tomb, barracks, restored rooms—including Queen Liliuokalani's imprisonment chamber—plus basement exhibits via self-guided audio or guided options (60–90 minutes recommended).
Location: Oahu, Hawaii
Perfect day trip from: 15-minute drive or 25-minute bus from Waikiki.
10. Gillette Castle, Connecticut
Actor William Hooker Gillette designed this quirky 1919 stone castle with hand-carved wood details, built-in furniture, and tracks for moving tables. Outdoor highlights include a railroad station and goldfish pond amid Gillette Park. Open daily in summer for tours revealing its history.
Location: East Haddam, Connecticut
Perfect day trip from: Under 45 minutes from Hartford or 1 hour from New Haven.
