SMLC has initiated or participated in conservation and land preservation projects in the south metro area totaling 10,300 acres. They include:
- Buffering S. Platte Park:
- Newton Trust property: 18.75 acres (site of Aspen Grove Shopping Center); Advocacy and Financial Participation
- Superchi Property: 22 acres; Advocacy and Financial Participation
- Ensor property: 7.8 acres; Financial Participation and Held Easement
- Chambers Farm (now Wynetka Ponds Park): 28 acres; Advocacy and Held and Disbursed funds raised by Chambers Farm Preservation Association
- Chatfield Basin Conservation Network: Financial Participation and Grant Writer
- Chatfield Environmental Pool Stakeholder Group: Member and Purchaser of Water Share for Recreation on S. Platte River
- Stockwell/Hildebrand Property: 1,450 acres adjoining Chatfield State Park and Denver Botanic Gardens; Advocacy and Financial Participation
- Mineral Avenue Trail (former railroad spur); Advocacy and Financial Participation
- Audubon Nature Center at Chatfield State Park; Advocacy and Fund Raising
- Bowtie Property adjacent to Cherry Creek State Park: 8.6 acres; Provided Easement Monitoring
- Marjorie Perry Preserve on the Highline Canal: 55 acres; Financial Participation and Held Easement
- Oxbow Property along S. Platte River: 3 acres; Advocacy and Financial Participation
- Lee Gulch Open Space: 5.5 acres; Held Conservation Easement
- Marrs Ranch – West Bijou Creek (adjacent to former Plains Conservation Center land in Eastern Arapahoe County): 1,000 acres; Advocacy and Financial Participation
- Carson Nature Center Solar Classroom Construction at S. Platte Park: Financial Participation
- Other:
- South Platte Working Group
- Arapahoe County Open Space Task Force
- Arapahoe County Open Space and Trails Advisory Board
- Cherry Creek Basin Working Group
- High Line Working Group
- Waterton Canyon Partnership