Texas A&M AgriLife Extension
Texas Parks & Wildlife
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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

Report Hours

Click the button to report volunteer hours or advanced training.

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Monthly Board Meeting Via Zoom
March 30, 2026    
6:30 pm - 8:30 pm
Zoom Link
Board Meetings are open to all members and to the public.
More Info
Friends of Oak Cliff Workday (VH)
March 31, 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)
April 1, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson Every Weds, 9am  - 12pm, earlier during summer All...
More Info
TMN North Texas chapter meeting || How iNat and Citizen Science are Changing What we Know (AT)
April 1, 2026    
7:00 pm - 8:00 pm
Dallas College Brookhaven Campus
4/1/2026 7:00 PM Start Advance registration is required to join via zoom. Zoom Registration Link

More Info
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT)
April 4, 2026    
8:30 am - 10:00 am
Dogwood Canyon Audubon Center at Cedar Hill
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT) Saturday, April 04, 2026  || 8:30am  – 10am   CT Description: our dedicated volunteer bird walk...
More Info
Friends of Oak Cliff Workday (VH)
April 4, 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
Laura W Bush Native Texas Park || Guided Walk (AT)
April 4, 2026    
10:00 am - 11:00 am
Laura W Bush Native Texas Park
  Laura W Bush Native Texas Park || Guided Walk (AT) Saturday, April 04, 2026  ||  10:00am –11:00am  CT Join us for a free guided...
More Info
Dogwood Canyon Audubon Center || Golden Cheek Warbler Walks (AT)
April 4, 2026    
11:00 am - 12:30 pm
Dogwood Canyon Audubon Center at Cedar Hill
Dogwood Canyon Audubon Center || Golden Cheek Warbler Walks (AT) Saturday, April 04, 2026  || 11am  – 12:30am   CT Description:  This is your chance to...
More Info
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
April 5, 2026    
12:00 am
John Bunker Sands Wetland Center
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT) Saturday, April 5, 2026  ||  7:30am – 11:30am   CT Description:  Join...
More Info
Friends of Oak Cliff Workday (VH)
April 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
Western Heights Cemetery Volunteer Day (VH)
April 8, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson Every Weds, 9am  - 12pm, earlier during summer All...
More Info
Heard Museum || 2nd Saturday Bird Walk (AT)
April 11, 2026    
8:00 am - 9:30 am
Heard Natural Science Museum & Wildlife Sanctuary
Heard Museum || 2nd Saturday Bird Walk (AT) Saturday, April 11, 2026  ||  8:00am – 9:30pm CT Cost:  Adult:             ...
More Info
Spring Creek Forest - 2nd Saturday Workdays (VH)
April 11, 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)
April 11, 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
City of Garland Earth Day (VH)
April 11, 2026    
9:00 am - 1:00 pm
Holford Recreation Center
City of Garland Earth Day April 11th, 9 AM - 1 PM Go Green Garland is excited to announce this year's Earth Day schedule with...
More Info
Trinity River Audubon Center Flock party (VH)
April 11, 2026    
10:00 am - 2:00 pm
TRAC
This is an annual community event at Trinity River Audubon Center. Each year TRAC hosts around 300 attendees to celebrate all things South Dallas ranging...
More Info
Friends of Oak Cliff Workday (VH)
April 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
Western Heights Cemetery Volunteer Day (VH)
April 15, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson Every Weds, 9am  - 12pm, earlier during summer All...
More Info
Trinity River Audubon Center || Morning Bird Walk (AT)
April 18, 2026    
7:30 am - 9:00 am
Trinity River Audubon Center
Trinity River Audubon Center || Morning Bird Walk (AT) Saturday, April 18, 2026 ||  7:30am  – 9am   CT For more info & to register: https://tickets.audubon.org/events/d5476f01-f31c-7e1b-0de5-8bdd51afb06b?_gl=1%2a1j7elxq%2a_gcl_au%2aMTU3Mzc3MzA3Ny4xNzY3NjU0NTcw%2a_ga%2aMTMyNDIyNjA0LjE3Njc2NTQ1NzA.%2a_ga_X2XNL2MWTT%2aczE3NzQzMDkyODQkbzEwJGcxJHQxNzc0MzA5NDIxJGo2MCRsMCRoMA.....
More Info
Friends of Oak Cliff Workday (VH)
April 18, 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
Laura W Bush Native Texas Park || Guided Walk (AT)
April 18, 2026    
10:00 am - 11:00 am
Laura W Bush Native Texas Park
Laura W Bush Native Texas Park || Guided Walk (AT) Saturday, April 18, 2026  ||  10:00am –11:00am  CT Join us for a free guided tour...
More Info
LLELA || Thrive Nature Walk –(AT)
April 19, 2026    
9:00 am - 10:30 am
Thrive Nature Park;
LLELA || Thrive Nature Walk –(AT) Sunday, April 19, 20256| 9:00am – 10:30am   CT Description:  Sights of plants and wildlife, smells of fresh air and...
More Info
Friends of Oak Cliff Workday (VH)
April 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
Western Heights Cemetery Volunteer Day (VH)
April 22, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson Every Weds, 9am  - 12pm, earlier during summer All...
More Info
Friends of Oak Cliff Workday (VH)
April 25, 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
Laura W Bush Native Texas Park || Guided Walk (AT)
April 25, 2026    
10:00 am - 11:00 am
Laura W Bush Native Texas Park
Laura W Bush Native Texas Park || Guided Walk (AT) Saturday, April 25, 2026  ||  10:00am –11:00am  CT Join us for a free guided tour...
More Info
Bug Fest in Grand Prairie (VH)
April 25, 2026    
10:00 am - 1:00 pm
Lynn Creek Park
April 25th  10 am to 1 pm Get ready for Bug Fest, where the creepy crawlies of nature take center stage! From live insect exhibits...
More Info
Tandy Hills Prairie Sky/Star Party (FYI)
April 25, 2026    
8:00 pm - 11:00 pm
Tandy Hills Natural Area
Tandy Hills Prairie Sky/Star Party (FYI) Saturday, April 25, 2026   8:00 PM or after dark The Fort Worth Astronomical Society presents their Saturday star party...
More Info
Trinity River Audubon Center || Sunday Morning Bird Walk (AT)
April 26, 2026    
9:00 am - 10:00 am
Trinity River Audubon Center
Trinity River Audubon Center || Sunday Morning Bird Walk (AT) Sunday, April 26, 2026  ||  9am  – 10am   CT More Info & to register: https://tickets.audubon.org/events/01906a27-66f9-6d6a-abef-7842e50da2f7?_gl=1%2ag1juob%2a_gcl_au%2aMTU3Mzc3MzA3Ny4xNzY3NjU0NTcw%2a_ga%2aMTMyNDIyNjA0LjE3Njc2NTQ1NzA.%2a_ga_X2XNL2MWTT%2aczE3NzQzMDIwODUkbzkkZzEkdDE3NzQzMDQ1MjckajUyJGwwJGgw...
More Info
Friends of Oak Cliff Workday (VH)
April 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
Western Heights Cemetery Volunteer Day (VH)
April 29, 2026    
9:00 am - 12:00 pm
Western Heights Cemetery Volunteer Day 1617 Fort Worth Ave. Dallas, TX 75208 Contact lead: Van Johnson Every Weds, 9am  - 12pm, earlier during summer All...
More Info
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
May 2, 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, May 2 2026  ||  7:30am – 11:30am   CT Description:  Join...
More Info
Friends of Oak Cliff Workday (VH)
May 2, 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
Native Plants and Prairies Day
May 2, 2026    
10:00 am - 3:00 pm
Bath House Cultural Center
Native Plants and Prairies Day is a fun free event for families to celebrate our blackland prairies here in North Texas. Join us for our...
More Info
Laura W Bush Native Texas Park || Guided Walk (AT)
May 2, 2026    
10:00 am - 11:00 am
Laura W Bush Native Texas Park
Laura W Bush Native Texas Park || Guided Walk (AT) Saturday, May 2, 2026  ||  10:00am –11:00am  CT Join us for a free guided tour...
More Info
Events on March 30, 2026
30 Mar
Monthly Board Meeting Via Zoom
30 Mar 26
Events on March 31, 2026
31 Mar
Friends of Oak Cliff Workday (VH)
31 Mar 26
Events on April 1, 2026
01 Apr
Western Heights Cemetery Volunteer Day (VH)
1 Apr 26
01 Apr
TMN North Texas chapter meeting || How iNat and Citizen Science are Changing What we Know (AT)
1 Apr 26
Farmers Branch
Events on April 4, 2026
04 Apr
Dogwood Canyon Audubon Center || First Saturday Bird Walk (AT)
4 Apr 26
Cedar Hill
04 Apr
Friends of Oak Cliff Workday (VH)
4 Apr 26
04 Apr
Laura W Bush Native Texas Park || Guided Walk (AT)
4 Apr 26
Dallas
04 Apr
Dogwood Canyon Audubon Center || Golden Cheek Warbler Walks (AT)
4 Apr 26
Cedar Hill
Events on April 5, 2026
05 Apr
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
5 Apr 26
Seagoville
Events on April 7, 2026
07 Apr
Friends of Oak Cliff Workday (VH)
7 Apr 26
Events on April 8, 2026
08 Apr
Western Heights Cemetery Volunteer Day (VH)
8 Apr 26
Events on April 11, 2026
11 Apr
Heard Museum || 2nd Saturday Bird Walk (AT)
11 Apr 26
McKinney
11 Apr
Spring Creek Forest - 2nd Saturday Workdays (VH)
11 Apr 26
11 Apr
Friends of Oak Cliff Workday (VH)
11 Apr 26
11 Apr
City of Garland Earth Day (VH)
11 Apr 26
Garland
11 Apr
Trinity River Audubon Center Flock party (VH)
11 Apr 26
Dallas
Events on April 14, 2026
14 Apr
Friends of Oak Cliff Workday (VH)
14 Apr 26
Events on April 15, 2026
15 Apr
Western Heights Cemetery Volunteer Day (VH)
15 Apr 26
Events on April 18, 2026
18 Apr
Trinity River Audubon Center || Morning Bird Walk (AT)
18 Apr 26
DALLAS
18 Apr
Friends of Oak Cliff Workday (VH)
18 Apr 26
18 Apr
Laura W Bush Native Texas Park || Guided Walk (AT)
18 Apr 26
Dallas
Events on April 19, 2026
19 Apr
LLELA || Thrive Nature Walk –(AT)
19 Apr 26
Lewisville
Events on April 21, 2026
21 Apr
Friends of Oak Cliff Workday (VH)
21 Apr 26
Events on April 22, 2026
22 Apr
Western Heights Cemetery Volunteer Day (VH)
22 Apr 26
Events on April 25, 2026
25 Apr
Friends of Oak Cliff Workday (VH)
25 Apr 26
25 Apr
Laura W Bush Native Texas Park || Guided Walk (AT)
25 Apr 26
Dallas
25 Apr
Bug Fest in Grand Prairie (VH)
25 Apr 26
Grand Prairie
25 Apr
Tandy Hills Prairie Sky/Star Party (FYI)
25 Apr 26
Fort Worth
Events on April 26, 2026
26 Apr
Trinity River Audubon Center || Sunday Morning Bird Walk (AT)
26 Apr 26
DALLAS
Events on April 28, 2026
28 Apr
Friends of Oak Cliff Workday (VH)
28 Apr 26
Events on April 29, 2026
29 Apr
Western Heights Cemetery Volunteer Day (VH)
29 Apr 26
Events on May 2, 2026
02 May
John Bunker Sands Wetland Center || 1st Saturday Walk & Talk Bird Tour (AT)
2 May 26
Seagoville
02 May
Friends of Oak Cliff Workday (VH)
2 May 26
02 May
Native Plants and Prairies Day
2 May 26
Dallas
02 May
Laura W Bush Native Texas Park || Guided Walk (AT)
2 May 26
Dallas