Winterthur Museum, Garden and Library occupies a 1,000-acre estate in the Brandywine Valley near Wilmington, Delaware, set within rolling countryside that Henry Francis du Pont transformed into one of the finest naturalistic gardens in North America. The mansion — a sprawling country house expanded to 175 rooms — holds the most significant collection of early American decorative arts in the world, spanning furniture, silver, ceramics, textiles, and paintings produced between 1640 and 1860. Visitors explore period rooms arranged as they might have appeared in wealthy colonial and Federal-era American homes, with du Pont's meticulous attention to architectural authenticity extending to original paneling, flooring, and fireplaces salvaged from historic houses across the eastern United States.
Guided tours of the mansion are required for most interior rooms and last approximately 60 minutes, focusing on specific themes or room groupings; self-guided access is limited to the first floor. The naturalistic garden features themed display areas planted in sequence so something is always in bloom from late February through October. The Azalea Woods erupt in April and May with thousands of azalea, cherry, and wildflower plantings, drawing the largest visitor numbers of the year. The Sundial Garden, Peony Garden, Oak Hill, and the March Walk — lined with saucer magnolias — are standout areas throughout the estate grounds. A garden tram runs on weekends and peak periods for visitors who prefer not to walk the considerable distances between areas.
The estate's restaurant and café offer sit-down and counter-service meals. The on-site research library, one of the premier scholarly facilities for early American decorative arts, is accessible by appointment only. A full visit covering an interior tour, the introductory film, and a thorough walk through the garden typically takes three to five hours. The museum is located on Route 52 (Kennett Pike), 25 minutes north of Wilmington, with free on-site parking. Timed tickets purchased online are strongly recommended, especially on spring weekends.
Good to know
- Hours
- Tuesday-Sunday 10:00 AM - 5:00 PM; closed Monday
- Best time
- Weekday mornings; spring for garden bloom (March-May)
Location
5105 Kennett Pike, Wilmington, DE 19735
39.8684, -75.5920 View on map
Highlights
- 175-room mansion holding the world's premier collection of early American decorative arts from 1640 to 1860
- Naturalistic 1,000-acre garden with Azalea Woods, Sundial Garden, Oak Hill, and March Walk magnolia allée
- Period rooms with original architectural salvage — paneling, mantels, and flooring from historic American homes
- Garden tram service on weekends and peak days for reaching outlying areas of the expansive estate
- On-site restaurant, café, and research library specializing in American decorative arts
Tips for visiting
- Book mansion tour tickets online in advance, especially on spring weekends when Azalea Woods are in bloom
- Adult admission ($25) covers both the mansion tour and garden access; purchasing online skips the front desk queue
- Arrive early on weekdays to join a morning tour before midday garden crowds build
- The garden tram is the most practical way to reach distant garden areas on large-group or mobility-limited visits
- The research library requires a separate advance appointment for scholarly access and is not part of the general visit
When to visit
Spring (April-May) for peak azalea and wildflower bloom, and fall (October) for autumn foliage in the garden. Weekday mornings are significantly quieter than spring and summer weekends.
Accessibility
The mansion ground floor is wheelchair accessible via a designated entry. The naturalistic garden has uneven terrain in some areas; a free tram operates on weekends and peak days to assist visitors with limited mobility. Accessible parking is available near the main entrance.
Visit, book or contact
Frequently asked questions
How long does a visit to Winterthur take?
A full visit covering a guided mansion tour, the introductory film, and the main garden areas typically takes three to five hours. Visitors focused only on the garden can plan for 90 minutes to two hours.
Is Winterthur suitable for young children?
The naturalistic garden is excellent for children of all ages. Mansion tours involve delicate period furnishings; children under six are not permitted on some tours. A children's garden area near the entrance is designed for younger families.
When is the best time to see the Winterthur garden?
April and May offer the peak display with Azalea Woods in full bloom and the largest visitor numbers. October brings autumn foliage color. The March Walk magnolias are a highlight in late March and early April.