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.

Featured Program: NVF: National Volcanized Future

Walk the grounds of the former National Vulcanized Fiber’s Yorklyn plant and learn more about the company's formation, success, collapse, and current redevelopment. Meet at the Yorklyn Bridge Trail parking lot at 1149 Yorklyn Road. Free Saturday, August 17, 2019 at 10:00 AM

Add to Calendar 8/17/2019 10:00:00 AM 8/17/2019 11:00:00 AM America/New_York Featured Program: NVF: National Volcanized Future Walk the grounds of the former National Vulcanized Fiber’s Yorklyn plant and learn more about the company's formation, success, collapse, and current redevelopment. Meet at the Yorklyn Bridge Trail parking lot at 1149 Yorklyn Road. Free Auburn Valley State Park


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

Pond Protectors

Saturday, July 20, 2019

1:00 PM

Pond life is a unique ecosystem of its own that serves as home to many plants and animals. We will travel from the parking lot to the man-made ponds on the property to discover what lives within. We will also learn about pond pollution and how it affects the plants, animals, and you. Through various hands on activities, you will learn about how you can be a pond protector. Dress to get wet. Registration required. Meet at the Oversee Farm Trail parking lot at 1516 Snuff Mill Rd.Free

Add to Calendar 7/20/2019 1:00:00 PM 7/20/2019 2:00:00 PM America/New_York Pond Protectors Pond life is a unique ecosystem of its own that serves as home to many plants and animals. We will travel from the parking lot to the man-made ponds on the property to discover what lives within. We will also learn about pond pollution and how it affects the plants, animals, and you. Through various hands on activities, you will learn about how you can be a pond protector. Dress to get wet. Registration required. Meet at the Oversee Farm Trail parking lot at 1516 Snuff Mill Rd.Free Auburn Valley State Park

Estate Walk

Sunday, July 21, 2019

11:00 AM

Enjoy a stroll around the grounds of Auburn Heights. Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wear comfortable shoes and appropriate clothing. Meet on the front porch of the Auburn Heights mansion. Parking is available in the field lot on Creek Road across from the mansion.Free

Add to Calendar 7/21/2019 11:00:00 AM 7/21/2019 12:00:00 PM America/New_York Estate Walk Enjoy a stroll around the grounds of Auburn Heights. Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wear comfortable shoes and appropriate clothing. Meet on the front porch of the Auburn Heights mansion. Parking is available in the field lot on Creek Road across from the mansion.Free Auburn Valley State Park

Open House Mansion Tour

Sunday, July 21, 2019

1:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 7/21/2019 1:00:00 PM 7/21/2019 2:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Museum Tour

Sunday, July 21, 2019

2:00 PM

Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 7/21/2019 2:00:00 PM 7/21/2019 3:00:00 PM America/New_York Open House Museum Tour Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Mansion Tour

Sunday, July 21, 2019

3:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 7/21/2019 3:00:00 PM 7/21/2019 4:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Stroll with the Superintendent at Yorklyn Bridge

Saturday, July 27, 2019

10:00 AM

Put on your walking shoes to explore historic Yorklyn and learn about adaptive reuse and cleanup of this former industrial site with Park Superintendent, Laura Lee. Meet at the Yorklyn Bridge Trail at 1149 Yorklyn Rd.Free

Add to Calendar 7/27/2019 10:00:00 AM 7/27/2019 11:00:00 AM America/New_York Stroll with the Superintendent at Yorklyn Bridge Put on your walking shoes to explore historic Yorklyn and learn about adaptive reuse and cleanup of this former industrial site with Park Superintendent, Laura Lee. Meet at the Yorklyn Bridge Trail at 1149 Yorklyn Rd.Free Auburn Valley State Park

Open House Mansion Tour

Thursday, August 1, 2019

1:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/1/2019 1:00:00 PM 8/1/2019 2:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Museum Tours

Thursday, August 1, 2019

2:00 PM

Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/1/2019 2:00:00 PM 8/1/2019 3:00:00 PM America/New_York Open House Museum Tours Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Mansion Tour

Thursday, August 1, 2019

3:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/1/2019 3:00:00 PM 8/1/2019 4:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Hike Through History

Friday, August 2, 2019

11:00 AM

Come join us on a Hike Through History at Auburn Heights Preserve and learn about the industrial and agricultural past of the area. You’ll also learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hour-long trip. Meet at the Auburn Valley Trail parking lot on Farm Ln. off of Benge Rd.Free

Add to Calendar 8/2/2019 11:00:00 AM 8/2/2019 12:00:00 PM America/New_York Hike Through History Come join us on a Hike Through History at Auburn Heights Preserve and learn about the industrial and agricultural past of the area. You’ll also learn how the Trolley Trail got its name. Wear sturdy walking shoes for this hour-long trip. Meet at the Auburn Valley Trail parking lot on Farm Ln. off of Benge Rd.Free Auburn Valley State Park

Cool Off in the Creek

Saturday, August 10, 2019

11:00 AM

Cool off and explore the Red Clay Creek that runs through Auburn Heights Preserve. Hike along the creek, as well as wade in the water, and learn about the rocks, minerals, and life within it during this family friendly program. Feel free to bring your own lunch for a picnic along the creek afterward. Bring appropriate footwear and a towel, because you will get wet! Meet at the Auburn Valley Trail parking lot on Farm Ln. off of Benge Rd.Free

Add to Calendar 8/10/2019 11:00:00 AM 8/10/2019 12:00:00 PM America/New_York Cool Off in the Creek Cool off and explore the Red Clay Creek that runs through Auburn Heights Preserve. Hike along the creek, as well as wade in the water, and learn about the rocks, minerals, and life within it during this family friendly program. Feel free to bring your own lunch for a picnic along the creek afterward. Bring appropriate footwear and a towel, because you will get wet! Meet at the Auburn Valley Trail parking lot on Farm Ln. off of Benge Rd.Free Auburn Valley State Park

Out and About at Oversee

Friday, August 16, 2019

1:30 PM

Get outdoors this summer to at the gorgeous Oversee Farm Trail! Our park interpreter will lead an hour long walk along Auburn Heights’ newest trail that features the historic Oversee Farm. Meet at Oversee Trail parking lot at 1516 Snuff Mill Road. Free

Add to Calendar 8/16/2019 1:30:00 PM 8/16/2019 2:30:00 PM America/New_York Out and About at Oversee Get outdoors this summer to at the gorgeous Oversee Farm Trail! Our park interpreter will lead an hour long walk along Auburn Heights’ newest trail that features the historic Oversee Farm. Meet at Oversee Trail parking lot at 1516 Snuff Mill Road. Free Auburn Valley State Park

NVF: National Vulcanized Future

Saturday, August 17, 2019

10:00 AM

Walk the grounds of the former National Vulcanized Fiber’s Yorklyn plant and learn more about the company’s formation, success, downfall, and current redevelopment. Meet at the Yorklyn Bridge Trail parking lot at 1149 Yorklyn Rd.Free

Add to Calendar 8/17/2019 10:00:00 AM 8/17/2019 11:00:00 AM America/New_York NVF: National Vulcanized Future Walk the grounds of the former National Vulcanized Fiber’s Yorklyn plant and learn more about the company’s formation, success, downfall, and current redevelopment. Meet at the Yorklyn Bridge Trail parking lot at 1149 Yorklyn Rd.Free Auburn Valley State Park

Estate Walk

Sunday, August 18, 2019

11:00 AM

Enjoy a stroll around the grounds of Auburn Heights. Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wear comfortable shoes and appropriate clothing. Meet on the front porch of the Auburn Heights mansion. Parking is available in the field lot on Creek Road across from the mansion.Free

Add to Calendar 8/18/2019 11:00:00 AM 8/18/2019 12:00:00 PM America/New_York Estate Walk Enjoy a stroll around the grounds of Auburn Heights. Learn more about Auburn Heights and the Marshall family while enjoying the Victorian architecture and the beautiful grounds. Be sure to wear comfortable shoes and appropriate clothing. Meet on the front porch of the Auburn Heights mansion. Parking is available in the field lot on Creek Road across from the mansion.Free Auburn Valley State Park

Open House Mansion Tour

Sunday, August 18, 2019

1:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/18/2019 1:00:00 PM 8/18/2019 2:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Museum Tour

Sunday, August 18, 2019

2:00 PM

Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/18/2019 2:00:00 PM 8/18/2019 3:00:00 PM America/New_York Open House Museum Tour Tour the Marshall Steam Museum to see the largest collection of operating steam cars in the world. Park in the event lot across from the mansion on Creek Road and meet at the carriage house just past the mansion and public restrooms. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park

Open House Mansion Tour

Sunday, August 18, 2019

3:00 PM

Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum

Add to Calendar 8/18/2019 3:00:00 PM 8/18/2019 4:00:00 PM America/New_York Open House Mansion Tour Tour the Auburn Heights Mansion. Enjoy the Queen Anne Victorian architecture and learn more about the story of the Marshall Family who lived there. Please note that there are stairs during the tour. Park in the event lot across from the mansion on Creek Road and meet on the front porch. Reservations recommended, but not required. Limit 15. $8 per adult per tour$4 per child under 13$14 per adult for both mansion and steam museum Auburn Valley State Park