View of Auburn Heights Mansion at Auburn Valley State Park

Auburn Valley State Park


Delaware’s Newest State Park

Nestled in the Piedmont’s Red Clay Valley, visitors to Auburn Valley State Park will discover the history of the Marshall Family, Yorklyn’s rich industrial history, and revitalization of this site. Previously known as Auburn Heights Preserve, Auburn Valley State Park features new hiking and paved biking trails, the historic Marshall Mansion completed in 1897, the Marshall Steam Museum, the Auburn Valley 1/8-scale railroad, and much more.

Special thanks go to Tom and Ruth Marshall for their generous donation of this Auburn Valley estate to Delaware State Parks.

Tour the Historic Marshall Mansion

Dating back to 1897, the Marshall mansion tells the story of the family that once called Auburn Valley State Park home. The mansion, with its antique furnishings, is open to the public on select dates and for private tours by appointment. Check the Upcoming Events schedule below for a complete listing of public events.

Discover the Power of Steam at The Marshall Steam Museum

The Marshall Steam Museum houses the largest collection of operating steam cars in the world. The museum contains historic Stanley Steamers, and gives guests the opportunity to experience life at the dawn of the automotive age first-hand. The museum is open to the public on select dates and for private tours by appointment. Check the Upcoming Events schedule below for a complete listing of public events.

Explore the Park’s Rich Natural Resources

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Appreciate the beauty of Auburn Valley State Park by exploring Red Clay Creek. Discover the critical role of water in the industrial development of Yorklyn and the revitalization of the surrounding community.

Join us for Steamin’ Days

One of the best ways to experience Auburn Valley State Park is by joining us for Steamin Days. Taking place monthly, park guests have the opportunity to tour the Marshall Mansion and discover what it would have been like to live there. The Marshall Steam Museum opens for tours on these days, and guests may enjoy rides on the miniature trains and steam cars that circle the property.

Schedule Private Tours and Events

Tours of Auburn Heights, the Marshall family mansion, and the Marshall Steam Museum are available by appointment for groups of eight or more on non-event days. Tour tickets are $8 per person for either the mansion or museum tour, or $14 for both. Call (302) 239-5687 for information or to schedule a tour. Schedule tours at least one week in advance.

This timeless estate is a unique location for events ranging from weddings and rehearsal dinners to retirement parties and business meetings. Visit our Celebrations and Meetings page for more information.


Upcoming Events

Open House Tours

Friday, December 6, 2019

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 12/6/2019 1:00:00 PM 12/6/2019 2:00:00 PM America/New_York Open House Tours Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tours

Friday, December 6, 2019

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 12/6/2019 3:00:00 PM 12/6/2019 4:00:00 PM America/New_York Open House Tours Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Bark in the Park

Saturday, December 7, 2019

9:00 AM

Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants!

Add to Calendar 12/7/2019 9:00:00 AM 12/7/2019 9:45:00 AM America/New_York Bark in the Park Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants! Auburn Valley State Park

Bird Discovery Hike

Sunday, December 8, 2019

8:00 AM

Add to Calendar 12/8/2019 8:00:00 AM 12/8/2019 9:30:00 AM America/New_York Bird Discovery Hike Auburn Valley State Park

Estate Walk

Friday, December 13, 2019

11:00 AM

Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion.

Add to Calendar 12/13/2019 11:00:00 AM 12/13/2019 11:45:00 AM America/New_York Estate Walk Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion. Auburn Valley State Park

Hike Through History

Saturday, December 14, 2019

11:00 AM

Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hour-long trip.

Add to Calendar 12/14/2019 11:00:00 AM 12/14/2019 11:45:00 AM America/New_York Hike Through History Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hour-long trip. Auburn Valley State Park

Open House Tour

Sunday, December 22, 2019

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 12/22/2019 1:00:00 PM 12/22/2019 2:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tour

Sunday, December 22, 2019

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 12/22/2019 3:00:00 PM 12/22/2019 4:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

First Day Hike

Wednesday, January 1, 2020

1:00 PM

Start the New Year off in a breathtaking way, by hiking one of Auburn Valley State Park’s most beautiful trails. The 1.1 mile Oversee Farm Trail provides beautiful rolling trails through the woods and scenic views of the creek

Add to Calendar 1/1/2020 1:00:00 PM 1/1/2020 2:00:00 PM America/New_York First Day Hike Start the New Year off in a breathtaking way, by hiking one of Auburn Valley State Park’s most beautiful trails. The 1.1 mile Oversee Farm Trail provides beautiful rolling trails through the woods and scenic views of the creek Auburn Valley State Park

First Day Hike

Wednesday, January 1, 2020

3:30 PM

For our second first day hike, we will walk the 1 mile Yorklyn Bridge Trail to enjoy and explore the unique features of nature and industrial development that Yorklyn has to offer. This trail passes by the old Marshall Bros. Paper Mill, NVF site and Garrett snuff mill. Come to see where industrial development and nature coexist in this perfect tour for nature and history lovers alike.

Add to Calendar 1/1/2020 3:30:00 PM 1/1/2020 4:30:00 PM America/New_York First Day Hike For our second first day hike, we will walk the 1 mile Yorklyn Bridge Trail to enjoy and explore the unique features of nature and industrial development that Yorklyn has to offer. This trail passes by the old Marshall Bros. Paper Mill, NVF site and Garrett snuff mill. Come to see where industrial development and nature coexist in this perfect tour for nature and history lovers alike. Auburn Valley State Park

Open House Tours

Friday, January 3, 2020

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 1/3/2020 1:00:00 PM 1/3/2020 2:00:00 PM America/New_York Open House Tours Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tours

Friday, January 3, 2020

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 1/3/2020 3:00:00 PM 1/3/2020 4:00:00 PM America/New_York Open House Tours Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Estate Walk

Friday, January 10, 2020

11:00 AM

Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion.

Add to Calendar 1/10/2020 11:00:00 AM 1/10/2020 11:45:00 AM America/New_York Estate Walk Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion. Auburn Valley State Park

Hike Through History

Saturday, January 11, 2020

11:00 AM

Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hourlong trip.

Add to Calendar 1/11/2020 11:00:00 AM 1/11/2020 11:45:00 AM America/New_York Hike Through History Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hourlong trip. Auburn Valley State Park

Open House Tour

Sunday, January 19, 2020

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 1/19/2020 1:00:00 PM 1/19/2020 2:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tour

Sunday, January 19, 2020

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 1/19/2020 3:00:00 PM 1/19/2020 4:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Bark in the Park

Saturday, January 25, 2020

9:00 AM

Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants!

Add to Calendar 1/25/2020 9:00:00 AM 1/25/2020 9:45:00 AM America/New_York Bark in the Park Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants! Auburn Valley State Park

Estate Walk

Friday, February 7, 2020

11:00 AM

Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion.

Add to Calendar 2/7/2020 11:00:00 AM 2/7/2020 11:45:00 AM America/New_York Estate Walk Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wrap up warm and wear comfortable shoes. Meet on the front porch of the mansion. Auburn Valley State Park

Open House Tour

Friday, February 7, 2020

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 2/7/2020 1:00:00 PM 2/7/2020 2:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tour

Friday, February 7, 2020

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 2/7/2020 3:00:00 PM 2/7/2020 4:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Hike Through History

Saturday, February 8, 2020

11:00 AM

Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hourlong trip.

Add to Calendar 2/8/2020 11:00:00 AM 2/8/2020 11:45:00 AM America/New_York Hike Through History Learn about the industrial and agricultural past of the area and learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hourlong trip. Auburn Valley State Park

Open House Tour

Sunday, February 16, 2020

1:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 2/16/2020 1:00:00 PM 2/16/2020 2:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Open House Tour

Sunday, February 16, 2020

3:00 PM

Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person

Add to Calendar 2/16/2020 3:00:00 PM 2/16/2020 4:00:00 PM America/New_York Open House Tour Tour the Auburn Heights Mansion. The mansion is the former home of the Marshall family who furnished it with the antiques you will find there today. The tour includes the two main floors of the mansion. Please note that there are steps to get into the mansion and one flight of stairs during the tour. Reservations recommended, but not required. $8 per person Auburn Valley State Park

Bark in the Park

Saturday, February 29, 2020

9:00 AM

Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants!

Add to Calendar 2/29/2020 9:00:00 AM 2/29/2020 9:45:00 AM America/New_York Bark in the Park Bundle up and bring your pup for a casual stroll. Well-behaved dogs on a leash with updated rabies vaccination are welcome on this paved 1.1 mile walk. Free collapsible travel dog bowls for participants! Auburn Valley State Park