Transferable Development Credit (TDC) Marketplace
Boulder Colorado Flatirons in summer with lots of people hiking up the hill.

Transferable Development Credit (TDC) Marketplace

The TDC Marketplace

The TDC Marketplace is the place for buyers and sellers to check the availability of Transferable Development Credits and to establish communication between buyers and sellers. There is also a TDC Sales History for you to watch the market trends of TDCs.

Please check out our Frequently Asked Questions for more information about becoming a seller or a buyer of TDCs.

TDCs For Sale

Date Listed (for sale)Seller NameTDCs AvailablePrice per TDCProposed Sale DatePhoneEmail
2013/03/26Tammy Ackerman1NegotiableASAP303-747-1111rockymtnproperty@aol.com
2024/02/02Brian D. Collins9$12,500ASAP303-258-3545lynnecollins2001@yahoo.com

Buyers Looking to Purchase TDCs

Date ListedBuyer NameTDCs WantedProposed Purchase PriceProposed Sale DatePhoneEmail
2023/11/12Avel Kolesnikov20$9,000ASAP303-319-6703akj.fund@gmail.com

TDCs Sales History

Date of SaleTDCs SoldTotal PricePrice per TDCBuyer NameSeller Name
2025/07/144$49,600$12,400Anne GreeneSamuel Simkin
2025/07/011$12,480$12,480William StonehockerSamuel Simkin
2025/06/171$11,000.00$11,000.007855 Spring Drive TrustCharles E. Fletcher and W. Richard Suckow
2025/3/205$62,500.00$12,500.00Kyle KolbBoulder County (Loukonen Dairy A5 and A6)
2025/3/206$75,000.00$12,500.00Kyle KolbBoulder County (Loukonen Hill)
2025/2/241$10,000.00$10,000.00Kyle KolbMatthew A. Phillips
2025/02/052$25,000$12,500Bradley DavidsonBoulder County (Loukonen-Hill)
2024/11/201$10,000.00$10,000.00Melanie O. NygrenCharles E. Fletcher and W. Richard Suckow
2024/10/171$12,500.00$12,500.00Evan MeagherSamuel Milton Simkin
2024/10/042$20,000.00$10,000.00Greg FowlerAnne Upczak García
2024/08/052$23,000.00$11,500.00Khai HuynhSamuel Simkin
2024/05/291$11,500.00$11,500.00William ShaubSummer Fountain
2024/04/057$12,500.00$87,500David NassarBoulder County (Loukonen-Hill)
2024/03/2116$12,500.00$200,000Nettie Orthwein Dodge Revocable TrustBoulder County (Loukonen-Hill)
2024/02/231$11,000.00$11,000.00Allison FaldiAnne Upczak García
2024/02/022$21,000.00$10,500.00Jon Gillespie-BrownAnne Upczak Garcia
2024/01/265$48,750.00$9,750.00Avel KolesnikovAlison Powers and Joel Feldman
2024/01/261$9,500.00$9,500.00Avel KolesnikovSummer Fountain
2023/10/204$48,000.00$12,000.00Ashley Stringer and Edward StringerNathan McCarty
2023/10/182$25,000.00$12,500.00Amy SusnowBoulder County (Loukonen-Hill and Strear OS)
2023/09/294$48,000.00$12,000.00Andrew ClurmanNathan McCarty
2023/07/051$12,000.00$12,000.00Tracy TwistNathan McCarty
2023/05/126$60,000.00$10,000.00Craig HarrisonGregory and Katherine E. Mikevich
2023/04/072$25,000.00$12,500.00Anne GreeneNathan McCarty
2023/03/172$24,000.00$12,000.00Christopher WoodsElizabeth Davis
2023/02/132$22,500.00$11,250.00Craig HarrisonBenjamin London
2023/01/201$10,000.00$10,000.00Gabriel Bodner and Tamara BodnerTammy Ackerman
2022/11/222$25,000.00$12,500.00Heather & Ellis FowlerBoulder County (Loukonen Dairy)
2022/10/242$24,000.00$12,000.00James E. DunningElizabeth A. Davis
2022/10/132$25,000.00$12,500.00Kevin J. MottBoulder County (Loukonen Dairy)
2022/09/154$48,000.00$12,000.00Anders AndersonKathryn Aderman and Douglas Palmer
2022/09/132$25,000.00$12,500.00Braughm RickeBoulder County (Loukonen Dairy)
2022/09/132$25,000.00$12,500.00Benjamin LondonBoulder County (Loukonen Dairy)
2022/08/091$12,000.00$12,000.00Lindsey JenksKathryn Aderman and Douglas Palmer
2022/06/021$12,500.00$12,500.00Robert and Loretta KolbBoulder County
2022/05/266$75,000.00$12,500.00Andrew RademacherBoulder County
2022/05/2615$187,500.00$12,500.00David NassarBoulder County
2022/03/152$19,500.00$9,750.00Brown Development Group LLCBenjamin H. Pearlman
2022/01/071$9,350.00$9,350.00Christopher PearsonJessica Spruill
2021/11/161$10,000.00$10,000.00Taxman Cahn Interests LLCBoulder County (Strear OS)
2021/10/201$9,950.00$9,950.00Yariv and Christa Robinson Revocable TrustBonnie Gracia
2021/10/095$50,000.00$10,000.00Jessica SpruillJames and Laura Podschun
2021/09/092$19,400.00$9,700.003810 Spring Valley Road LLCMatilda Millsite, LLC c/o Terry or Lucille Neitenbach
2021/09/032$19,900.00$9,950.00Candice HoenesBonnie Gracia
2021/06/041$9,950.00$9,950.00Isabelle KesslerBonnie Gracia
2021/05/271$9,700.00$9,700.00Douglas SiggMatilda Millsite LLC
2021/05/195$47,000.00$9,400.00Douglas SiggShane Wood
2021/03/291$9,500.00 + fee$9,500.00 + feeDavid JohnsonShane Wood
2021/01/274$38,000.00$9,500.00Kimberly ThompsonDr. Payson Sheets
2021/01/212$18,200.00$9,100.00David S. and Tracy T. NassarMatilda Millsite LLC
2020/12/232$17,000.00 + all closing costs$8,500.00 + all closing costs8171 Baseline Road LLCEldora Civic Association (ECA)
2020/11/306privateprivateGregory and Katherine E. MikevichMatthew A. Phillips
2020/09/151$10,000.00$10,000.00Phyllis SavageBoulder County (Strear OS)
2020/07/311$10,000.00$10,000.00Steven and Portia Noel TrustBoulder County (Strear OS)
2020/06/266$48,000.00$8,000.00Nicole SheehanMark Phillips
2020/04/301$10,000.00$10,000.00Flatiron View Farm LLCEmiliano Vasquez
2020/04/2816$120,000.00$7,500.00Vitaliy KovalenkoMeredith Guerrero
2020/02/281$10,000.00$10,000.00Richard RuelEmiliano Vasquez
2020/02/031$10,000.00$10,000.00Joel BroidaBoulder County (Dan Thompson OS)
2020/01/242$19,000.00$9,500.00Jason LongMark Phillips
2020/01/143$24,600.00$8,200.00Avel KolesnikovMark Phillips
2019/12/063$29,250.00$9,750.00Jessica SpruillBonnie Gracia
2019/12/062$20,000.00$10,000.00Jessica SpruillBoulder County (Dan Thompson OS)
2019/11/191$9,750.00$9,750.007 Valley Circle Living Trust, Kathleen Repsher, TrusteeBonnie Gracia
2019/11/011$9,750.00$9,750.00Rich and Nancy WigtonBonnie Gracia
2019/10/112$18,000.00$9,000.00Jessica SpruillLyndee Paris
2019/10/104$34,000.00$8,500.00Jessica SpruillMatthew A. Phillips
2019/10/081$9,000.00$9,000.00Jessica SpruillJonathan O. Eckhard
2019/09/035$42,500.00$8,500.00Alexander Dawson School, LLCJames R. Hanley and Susan P. Suskiewich
2019/08/293$25,500.00$8,500.00Alexander Dawson School, LLCJames Young
2019/08/294$32,000.00$8,000.00 + closing costsAlexander Dawson School, LLCEldora Civic Association, Inc.
2019/08/202$18,000.00$9,000.00Hughes and Ashley O’WinterJon Eckhard
2019/05/311$9,000.00$9,000.00Taxman Cahn Interests, LLCJon Eckhard
2019/04/2610$80,000.00$8,000.00Vitaliy KovalenkoHigh Lonesome Trail LLC
2019/04/191$9,000.00$9,000.00Steven SignerJon Eckhard
2019/04/014$32,600.00$8,150.00Vitaliy KovalenkoEstate of Jean E. Mundinger
2019/03/281$8,500.00$8,500.00Eric AbecassisEstate of Jean E. Mundinger
2019/02/272$18,200.00$9,100.00Robert S. Von EschenBradley Fancher
2019/02/131$9,500.00$9,500.00Kristine OlsonMatthew A. Phillips
2019/02/133$27,300.00$9,100.00Robert S. Von EschenFred A. Berkelhammer
2019/02/011$8,500.00$8,500.00Bradford FayfieldFred Berkelhammer
2019/01/074$34,000.00$8,500.00Robert Von EschenMark Phillips
2018/11/281$9,100.00$9,100.00Norman HeumannFred Berkelhammer
2018/11/262$15,500.00$7,750.00Vitaliy KovalenkoBradley Fancher
2018/09/182$20,000.00$10,000.00Michael RemacleBoulder County
2018/09/102$20,000.00$10,000.00Michael RemacleEldora Civic Association, Inc.
2018/08/026$60,000.00$10,000.00EliPhyl, LLCBoulder County
2018/08/015$23,500.00$4,700.00Robert Von EschenDavid Quinlivan
2018/06/274$40,000.00$10,000.00TD&C, LLCBoulder County
2018/05/212$15,000.00$7,500.00TD&C, LLCRobert Bentz
2018/04/102$15,000.00$7,500.00Michael RemacleDrew McConaughy
2018/04/055$25,000.00$5,000.00Melanie LochAlfred Burk, Jr.
2018/04/051$6,500.00$6,500.00Michael RemacleJoseph Legg
2018/04/041$6,000.00$6,000.00Michael RemaclePeter Brady
2018/03/162$12,500.00$6,250.00Jesse TrumanHenry C. Tiberi
2018/02/205$25,000.00$5,000.00Melanie LochCrutchfield 2013 Revocable Trust
2017/12/072$12,500.00$6,250.00Tom ChenaultHenry C. Tiberi
2017/11/022$10,000.00$5,000.00David CorsonDrew McConaughy
2017/09/201$3,500.00$3,500.00Dustin James Morrow and Kylee Rae MorrowBrent T. Griffith and Nicole Martin
2017/06/131$5,000.00$5,000.00Gary W. WrightDrew McConaughy
2017/05/111$4,000.00$4,000.00William ShaubBruce O. Marron
2017/05/113$12,000.00$4,000.00William ShaubMatthew A. Phillips
2017/03/063$12,402.00$4,134.00Farzad NazemiCharles & Elizabeth Richardson
2017/03/062$8,000.00$4,000.00Steven DeWittBruce O. Marron
2017/03/061$4,000.00$4,000.00Farzad NazemiBlack Swan Joint Venture
2017/01/252$8,000.00$4,000.00Michael Norton & Brett HellmanBlack Swan Joint Venture
2017/01/232$8,000.00$4,000.00Michael Norton & Brett HellmanPeter P. Brady
2016/10/272$8,000.00$4,000.00Avel KolesnikovBlack Swan Joint Venture
2016/10/065$20,000.00$4,000.00Don and Carla BoselliAndrew Griffiths / Christine Futro
2016/10/061$6,000.00$6,000.00Don and Carla BoselliJoseph Legg
2016/10/062$8,000.00$4,000.00Don and Carla BoselliMark Phillips
2016/10/062$8,000.00$4,000.00Steven DeWittBruce and Ann Marron
2016/08/032$7,200.00$3,600.00Gregory GlennieMark Phillips
2016/05/272$10,000.00$5,000.00Bob Cahn Homes, Inc.Tammy Ackerman
2016/05/061$4,200.00$4,200.00Shannon BragueAnn McConnell
2016/04/2710$35,000.00$3,500.00Pavel Klimok and Avel KolesnikovMarelynn W. Zipser Trust
2016/04/151$4,200.00$4,200.00Thomas EickmannAnn McConnell
2016/04/084$18,000.00$4,500.00Paul and Mary HesterJosh and Tyra Pritt
2016/03/292$7,800.00$3,900.00William ShaubMark Phillips
2016/03/223$11,250.00$3,750.00Kristine OlsonMark Phillips
2016/03/222$7,500.00$3,750.00Paul HesterMark Phillips
2016/03/221$3,750.00$3,750.00Jason LongMark Phillips
2016/02/262$8,500.00$4,250.00Terry and Laurie BarrJosh and Tyra Pritt
2016/02/113$10,425.00$3,475.00Kristin OlsonVirginia H. Evans, Kayla Lee Evans, Tamara Ann Holmboe
2015/11/254$13,800.00$3,450.00Brad LidgeKayla Evans, Virginia Evans and Tamara Holmboe
2015/11/191$3,700.00$3,700.00Kathryn HundmanKayla Evans, Virginia Evans and Tamara Holmboe
2015/10/302$7,000.00$3,500.00New Leaf Properties, Inc.Virginia H. Evans, Kayla Lee Evans, Tamara Holmboe
2015/10/232$8,000.00$4,000.00David. E. WeissJosh and Tyra Pritt
2015/10/141$5,000.00$5,000.00Ernest T. Soper IIIJosh and Tyra Pritt
2015/10/141$4,000.00$4,000.00Ernest T. Sopher IIIJoseph Legg
2015/08/252$8,000.00$4,000.00Graham Casden 2009 TrustStephen H. Hollis
2015/08/201$3,250.00$3,250.00Kathryn HundmanMark Phillips
2015/08/188$32,000.00$4,000.00David S. NassarStephen H. Hollis
2015/07/213$12,500.00$4,166.67Rudolph M. KammererStreet Cowbell Hill Cabin Trust
2015/07/1410$25,000.00$2,500.00Debra K. Dean TrustMark Phillips
2015/07/091$4,000.00$4,000.00Rudolph M. KammererDavid Hallock and Diane Brown
2015/06/154$16,000.00$4,000.00Blake CarlsonJoshua A. Pritt and Tyra Pritt
2015/04/151$3,750.00$3,750.00Robert and Dianne CharlesK. Abby Burk and Tracy Sarver
2015/02/254$14,500.00$3,625.00Robert Hundman and Kathryn HundmanK. Abby Burk and Tracy Sarver
2015/02/171$4,750.00$4,750.00Scott MartinCarol J. Clayton and Jerry O. Bucher
2015/01/1423$104,937.50$4,562.50Alexander Dawson School, LLCMark Phillips
2015/01/131$3,000.00$3,000.00Juan SessaMark Phillips
2014/12/105$17,500.00$3,500.00Juan SessaMark Phillips
2014/09/174$14,000.00$3,500.00Robert SteinwayMPhillips LLC
2014/08/223$12,750.00$4,250.00Michael KlekampGary and Lenore Behm
2014/08/221$4,750.00$4,750.00Michael KlekampDavid Hallock and Diane Brown
2014/06/241$4,500.00$4,500.00Thomas and Stephanie BennettMatthew A. Phillips
2014/06/211$4,500.00$4,500.00Scott Pedersen and Sharon ManzardoMPhillips LLC
2014/04/304$19,000.00$4,750.00Scott MartinCarol J. Clayton and Jerry O. Bucher
2014/04/212$9,500.00$4,750.00Manish VachharajaniMatthew A. Phillips
2014/04/071$5,000.00$5,000.00Scott Pedersen and Sharon ManzardoTammy Ackerman
2014/04/022$8,000.00$4,000.00Vincent Greb and Shauna CusterPeter Dillon
2014/01/291$4,250.00$4,250.00Greg LeidichMatthew A. Phillips
2013/07/022$9,000.00$4,500.00Betty and Walter SandersJo Ann Issenman and Barry B. Perzow
2013/06/201$4,000.00$4,000.00Amanda and Ken DeaneMatthew A. Phillips
2013/02/211$5,000.00$5,000.00Justin and Julie NewayJoAnn Issenman and Barry B. Perzow
2013/02/2110$45,000.00$4,500.00Jay Road Family FarmMatthew A. Phillips
2013/02/051$5,000.00$5,000.00David A. and Tiffaney JanowiczJoAnn Issenman
2013/01/291$5,000.00$5,000.00Graham Casden Trust 2009JoAnn Issenman
2012/12/031$5,000.00$5,000.00Gerald Z. Hertz and Jessica D. WaldmanCharles A. and Vicki M. Schloz
2012/09/142$9,800.00$4,900.00Eric and Miriam McCartyGabrielle Sadler
2012/07/231$5,000.00$5,000.00Jeff K. Storey TrustMatthew A. Phillips
2012/05/302$12,000.00$6,000.00Jeffrey SadlerMatthew A. Phillips
2012/04/182$12,000.00$6,000.00Jeffrey K. SadlerMatthew A. Phillips
2012/04/052$12,000.00$6,000.00James D. StrattonMatthew A. Phillips
2011/11/144$27,000.00$6,750.00Charles NygrenThomas Davey
2011/09/202$14,000.00$7,000.00Shaub Enterprises, Inc.Charles Schloz
2011/09/061$7,500.00$7,500.00Scott CapdevielleGary and Lenore Behm
2011/07/221$8,000.00$8,000.00Scott A. WestfallGary and Lenore Behm
2011/06/092$17,200.00$8,600.00Barbara PonesseJoseph Legg
2011/05/202$16,400.00$8,200.00Holly BrownJoseph Legg
2011/05/051$7,900.00$7,900.00Michael and Nancy LinsleyJoseph Legg
2011/04/214$32,000.00$8,000.00Fletcher BrownNicole Martin and Brent Griffith
2011/03/2311$86,900.00$7,900.00Nathan ThompsonAnn McConnell
2011/03/031$7,300.00$7,300.00Anthony and Rosanne PaceAnn McConnell
2011/02/091$7,300.00$7,300.00Elaine P. Myers Revocable TrustAnn McConnell
2011/02/082$14,200.00$7,100.00Wayne WardDavid Hallock
2011/01/272$13,000.00$6,500.00Nathan ThompsonMai E. Edwards Trust
2011/01/275$32,500.00$6,500.00Nathan ThompsonTottenham Land Co.
2011/01/052$14,600.00$7,300.00Chris HumeAnn McConnell
2010/12/284$28,000.00$7,000.00Bruce McAllisterThe Two Halves Group LLC
2010/12/014$30,000.00$7,500.00Scotch Pine, LLCTwo Halves Group LLC
2010/10/143$21,300.00$7,100.00John SheldonTottenham Land Company
2010/10/143$21,300.00$7,100.00John SheldonMai Edwards Trust
2010/07/282$14,600.00$7,300.00Nan StuartAnn McConnell
2010/06/161$7,300.00$7,300.00Glenn J. SudolAnn McConnell
2010/05/141$7,300.00$7,300.00Glenn J. SudolDavid Reierson
2010/05/051$7,300.00$7,300.00Jenine RubinDavid Reierson
2010/02/192$15,000.00$7,500.00David WilsonCarol Rinderknecht
2010/02/102$15,000.00$7,500.00Lee A. Gates TrustCarol Rinderknecht
2010/01/262$16,000.00$8,000.00L. Jane ReynoldsCarol Rinderknecht
2009/12/045$35,000.00$7,000.00Scott WestfallScott Bruntjen
2009/10/232$18,200.00$9,100.00Mike DoanTottenham Land Company LLC
2009/07/301$8,500.00$8,500.00Jeffrey HainlineAtashnaa Werner
2009/07/221$8,500.00$8,500.00Sharon and Gary KoenigAtashnaa Werner
2009/07/215$40,000.00$8,000.00Sharon and Gary KoenigScott Williams
2009/05/222$19,000.00$9,500.00Sopris Homes, LLCAtashnaa Werner
2009/03/241$10,000.00$10,000.00Becker Communities LLCBoulder County

Contact Us

Boulder County Transferable Development Credit Program (TDC)

Main: 303-441-3930
Fax: 303-441-4794

Mailing Address

Boulder County Attorney
PO Box 471
Boulder, CO 80306
Community Planning & Permitting website

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