Texas A&M AgriLife Extension
Texas Parks & Wildlife
dragonfly
North Texas Master Naturalist

Twelve Hills Nature Center

Features for the Naturalist

Wonderful getaway in heart of Oak Cliff. Gentle 5+ acres on former apartment site. Trails through woods and Blackland Prairie recreation. Pollinator garden. Outdoor classroom for elementary students.

Great for: The Naturalist-In-Training, The Botanist, and The Entomologist.

Park Information

Highlights

Retreat to this inspiring neighborhood park in Oak Cliff that is beloved by adults and children. Participate in guided educational bird and plant walks. Eco-education site for the community.

Amenities

  • Unpaved Hiking Trails
  • Dog Friendly (On Leash)
  • Family Friendly Features
  • Scheduled Activities
  • Picnic Tables

Contact

Address: 817 Mary Cliff Rd., Dallas, TX 75208

Phone: 469.249.2817

Website: Twelve Hills Nature Center

Want to be a Naturalist?

The Master Naturalist Program

How to Join and Class Schedule

We Welcome Everyone

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Friends of Oak Cliff Workday (VH)
February 3, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Western Heights Cemetery Volunteer Day (VH)
February 4, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson, vanindallas2@aol.com Every Weds, 9am  - 12pm, earlier during summer...
More Info
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
February 7, 2026    
7:30 am - 11:30 am
John Bunker Sands Wetland Center (AT)
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT) Saturday, February 7, 2026  ||  7:30am – 11:30am   CT Description:  Join...
More Info
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT)
February 7, 2026    
8:30 am - 10:00 am
Dogwood Canyon Audubon Center at Cedar Hill
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT) Saturday, February 7, 2026  || 8:30am – 10am   CT Description:  Join our expert birders for...
More Info
Friends of Oak Cliff Workday (VH)
February 7, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
LLELA || 1st Saturday Nature Walk (AT)
February 7, 2026    
10:00 am - 12:00 pm
Lewisville Lake Environmental Learning Area
LLELA || 1st Saturday Nature Walk (AT) Saturday, February 7, 2026  ||  10am  – 12noon   CT Description:  Animal tracks, deer trails, singing birds, trees with...
More Info
Friends of Oak Cliff Workday (VH)
February 10, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Western Heights Cemetery Volunteer Day (VH)
February 11, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson, vanindallas2@aol.com Every Weds, 9am  - 12pm, earlier during summer...
More Info
LLELA || 2nd Saturday Bird Walk (AT)
February 14, 2026    
7:30 am - 11:30 am
Lewisville Lake Environmental Learning Area
LLELA || 2nd Saturday Bird Walk (AT) Saturday, February 14, 2026  ||  7:30am  – 11:30am   CT Description:  Birders of all skill levels are welcome to...
More Info
TMN North Texas chapter || For the Love of the Birds Hikes (AT)
February 14, 2026    
8:00 am - 9:30 am
Bachman Lake and Greenbelt
TMN North Texas chapter || For the Love of the Birds Hikes (AT) Saturday, February 14, 2026 || 8am. – 9:30pm   CT Title:   For the...
More Info
Trinity River Audubon Center || Second Saturday Guided Hike (AT)
February 14, 2026    
8:30 am - 10:00 am
Trinity River Audubon Center
Trinity River Audubon Center || Second Saturday Guided Hike (AT) Saturday, February 14, 2026  ||  8:30am  – 10am   CT For more info & to register:...
More Info
Spring Creek Forest - 2nd Saturday Workdays (VH)
February 14, 2026    
9:00 am - 11:00 am
Preservation Society for Spring Creek Forest “2 nd Saturday” workdays Sept. 2025/ May 2026 Sept. 13, 2025, 9-11am: -- 1770 Holford Road (the center section...
More Info
Friends of Oak Cliff Workday (VH)
February 14, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
LLELA || Nature Hike at Thrive (AT)
February 15, 2026    
9:00 am - 10:30 am
Thrive Nature Park
LLELA || Nature Hike at Thrive (AT) Sunday, February 15, 2026  ||  9am  – 10:30am    CT Description:  Sights of plants and wildlife, smells of fresh...
More Info
Friends of Oak Cliff Workday (VH)
February 17, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Western Heights Cemetery Volunteer Day (VH)
February 18, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson, vanindallas2@aol.com Every Weds, 9am  - 12pm, earlier during summer...
More Info
Trinity River Audubon Center || Morning Bird Walk (AT)
February 21, 2026    
7:30 am - 9:00 am
Trinity River Audubon Center
Trinity River Audubon Center || Morning Bird Walk (AT) Saturday, February 21, 2026  ||  7:30am  – 9am   CT For more info & to register: https://trinityriver.audubon.org/events/morning-bird-walk-19...
More Info
Friends of Oak Cliff Workday (VH)
February 21, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Amy Martin || Piedmont Ridge Trout Lily & Winter Tree ID Walk (AT)
February 21, 2026    
10:00 am - 1:00 pm
Dallas Park - Piedmont Ridge/Scyene Overlook Parking
Amy Martin || Piedmont Ridge Trout Lily & Winter Tree ID Walk (AT) Saturday, February 21, 2026 || 10am – 1pm     CT Guide: Bob Richie...
More Info
Trinity River Audubon Center || Sunday Morning Bird Walk (AT)
February 22, 2026    
9:00 am - 10:00 am
Trinity River Audubon Center
Trinity River Audubon Center || Sunday Morning Bird Walk (AT) Sunday, February 22, 2026  ||  9am  – 10am   CT More Info & to register:  https://trinityriver.audubon.org/events/sunday-morning-bird-walk-19...
More Info
Friends of Oak Cliff Workday (VH)
February 24, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Western Heights Cemetery Volunteer Day (VH)
February 25, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson, vanindallas2@aol.com Every Weds, 9am  - 12pm, earlier during summer...
More Info
John Bunker Sands Annual Wetland Cleanup (VH)
February 28, 2026    
8:00 am - 12:30 pm
13th Annual Wetland Cleanup - Come help bag that trash! We never know where it'll end up. Date/Time: Saturday, Feb. 28, 8:00 a.m. – 12:30 p.m....
More Info
Friends of Oak Cliff Workday (VH)
February 28, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Friends of Oak Cliff Workday (VH)
March 3, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Western Heights Cemetery Volunteer Day (VH)
March 4, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson, vanindallas2@aol.com Every Weds, 9am  - 12pm, earlier during summer...
More Info
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
March 7, 2026    
7:30 am - 11:30 am
John Bunker Sands Wetland Center
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT) Saturday, March 7, 2026  ||  7:30am – 11:30am   CT Description:  Join...
More Info
Friends of Oak Cliff Workday (VH)
March 7, 2026    
9:00 am - 11:00 am
Name: Friends of Oak Cliff Workday Date & Time: Every Tuesday and Saturday 9-11am Location: One of the three parks in Oak Cliff: Kidd Springs,...
More Info
Events on February 3, 2026
03 Feb
Friends of Oak Cliff Workday (VH)
3 Feb 26
Events on February 4, 2026
04 Feb
Western Heights Cemetery Volunteer Day (VH)
4 Feb 26
Events on February 7, 2026
07 Feb
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
7 Feb 26
Seagoville
07 Feb
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT)
7 Feb 26
Cedar Hill
07 Feb
Friends of Oak Cliff Workday (VH)
7 Feb 26
07 Feb
LLELA || 1st Saturday Nature Walk (AT)
7 Feb 26
Lewisville
Events on February 10, 2026
10 Feb
Friends of Oak Cliff Workday (VH)
10 Feb 26
Events on February 11, 2026
11 Feb
Western Heights Cemetery Volunteer Day (VH)
11 Feb 26
Events on February 14, 2026
14 Feb
LLELA || 2nd Saturday Bird Walk (AT)
14 Feb 26
Lewisville
14 Feb
TMN North Texas chapter || For the Love of the Birds Hikes (AT)
14 Feb 26
Dallas,
14 Feb
Trinity River Audubon Center || Second Saturday Guided Hike (AT)
14 Feb 26
DALLAS
14 Feb
Spring Creek Forest - 2nd Saturday Workdays (VH)
14 Feb 26
14 Feb
Friends of Oak Cliff Workday (VH)
14 Feb 26
Events on February 15, 2026
15 Feb
LLELA || Nature Hike at Thrive (AT)
15 Feb 26
Lewisville
Events on February 17, 2026
17 Feb
Friends of Oak Cliff Workday (VH)
17 Feb 26
Events on February 18, 2026
18 Feb
Western Heights Cemetery Volunteer Day (VH)
18 Feb 26
Events on February 21, 2026
21 Feb
Trinity River Audubon Center || Morning Bird Walk (AT)
21 Feb 26
DALLAS
21 Feb
Friends of Oak Cliff Workday (VH)
21 Feb 26
21 Feb
Amy Martin || Piedmont Ridge Trout Lily & Winter Tree ID Walk (AT)
21 Feb 26
Dallas
Events on February 22, 2026
22 Feb
Trinity River Audubon Center || Sunday Morning Bird Walk (AT)
22 Feb 26
DALLAS
Events on February 24, 2026
24 Feb
Friends of Oak Cliff Workday (VH)
24 Feb 26
Events on February 25, 2026
25 Feb
Western Heights Cemetery Volunteer Day (VH)
25 Feb 26
Events on February 28, 2026
28 Feb
John Bunker Sands Annual Wetland Cleanup (VH)
28 Feb 26
28 Feb
Friends of Oak Cliff Workday (VH)
28 Feb 26
Events on March 3, 2026
03 Mar
Friends of Oak Cliff Workday (VH)
3 Mar 26
Events on March 4, 2026
04 Mar
Western Heights Cemetery Volunteer Day (VH)
4 Mar 26
Events on March 7, 2026
07 Mar
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
7 Mar 26
Seagoville
07 Mar
Friends of Oak Cliff Workday (VH)
7 Mar 26