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Zoning Codes and Definitions
A list of Montgomery County Zoning Codes are provided below. Click a zoning code for more details. You can use the Find (Ctl-F) option available in your browser to find a text string in the list. If you have trouble finding a code or if you have any questions, then please use the General Comments Feedback Form

There are 88 land use codes. Go back and search again.
Zoning Code Full Name Zoning Code Zoning Category Date Adopted
C-2/OVERLAY ZONE  C-2/OVERLAY  Overlay Zone  7/14/1994 
Central Business District 0.5  CBD-0.5  Central Business District Zone  2/5/1974 
Central Business District 1.0  CBD-1  Central Business District Zone  9/4/1973 
Central Business District 2.0  CBD-2  Central Business District Zone  9/4/1973 
Central Business District 3.0  CBD-3  Central Business District Zone  9/4/1973 
Central Business District, Residential, 1.0  CBD-R1  Central Business District Zone  4/20/1993 
Central Business District, Residential, 2.0  CBD-R2  Central Business District Zone  4/20/1993 
Chevy Chase Comparison Retail overlay zone.    Overlay Zone  4/14/1998 
Chevy Chase Neighborhood Retail Preservation Overlay Zone    Overlay Zone  4/14/1998 
Commercial, Office Building  C-O  Commercial Zone  12/31/1954 
Commercial, Office Park  C-P  Commercial Zone  9/10/1963 
Commercial, Transitional  C-T  Commercial Zone  10/14/1970 
Convenience Commercial  C-1  Commercial Zone  12/31/1954 
County Inn Zone  C-INN  Commercial Zone  8/15/1967 
Employment Area Overlay Zone for U.S. 29 / Cherry Hill Rd.    Overlay Zone  3/25/1997 
Environmental Overlay Zone for the Upper Paint Branch Special Protection Area    Overlay Zone  7/1/1997 
General Commercial  C-2  Commercial Zone  12/31/1954 
Heavy Industrial  I-2  Industrial Zone  12/31/1954 
Highway Commercial  C-3  Commercial Zone  8/11/1970 
Hotel-Motel  H-M  Commercial Zone  10/24/1972 
Life Sciences Center  LSC  Industrial Zone  6/11/1996 
Light Industrial  I-1  Industrial Zone  12/31/1954 
Limited Commercial  C-4  Commercial Zone  8/11/1982 
Low Density Rural Cluster  LDRC  Agricultural Zone  11/11/1995 
Low Intensity, Light Industrial  I-4  Industrial Zone  10/4/1983 
Low-Density, Office Commercial  C-5  Commercial Zone  3/28/1989 
Low-Density, Regional Commercial  C-6  Commercial Zone  3/25/1997 
Mineral Resource Recovery  MRR  Mineral Resource Recovery Zone  12/16/1980 
Mixed Use Neighborhood Zone  MXN  Planned Unit Development Zone  9/27/1994 
Mixed Use Planned Residential  MXPD  Planned Unit Development Zone  2/7/1984 
Multiple-Family, Central Business District Residential  R-CBD  Central Business District Zone  2/8/1966 
Multiple-Family, High Density Residential  R-10  Multi-Family Residential Zone  12/31/1954 
Multiple-Family, High Density Residential, Transferable Development Rights  R-10/TDR  Multi-Family Residential Zone  10/11/1994 
Multiple-Family, High-Rise Planned Residential  R-H  Multi-Family Residential Zone  2/13/1962 
Multiple-Family, Low Density Residential  R-30  Multi-Family Residential Zone  12/31/1954 
Multiple-Family, Low Density Residential, Transferable Development Rights  R-30/TDR  Multi-Family Residential Zone  10/11/1994 
Multiple-Family, Medium Density Residential  R-20  Multi-Family Residential Zone  12/31/1954 
Multiple-Family, Medium Density Residential, Transferable Development Rights  R-20/TDR  Multi-Family Residential Zone  10/11/1994 
Office Building, Moderate Intensity  O-M  Commercial Zone  10/12/1971 
Overlay Zone for Burtonsville Employment Area    Overlay Zone  3/25/1997 
Planned Cultural Center  PCC  Planned Unit Development Zone  11/22/1988 
Planned Development  P-D  Planned Unit Development Zone  3/13/1973 
Planned Mobile Home Development  R-MH  Mobile Home Development Zone  10/29/1974 
Planned Neighborhood Zone  P-N  Planned Unit Development Zone  5/18/1965 
Planned Retirement Community  P-R-C  Planned Unit Development Zone  3/10/1964 
Research and Development  R&D  Industrial Zone  5/16/1989 
Residential, Fourplex  R-4PLEX  One-Family Residential Zone  2/5/1974 
Residential, One-Family  RMH-200  One-Family Residential Zone  10/30/1978 
Residential, One-Family  RE-2  One-Family Residential Zone  10/2/1973 
Residential, One-Family  RE-2C  One-Family Residential Zone  10/2/1973 
Residential, One-Family  RE-1  One-Family Residential Zone  10/2/1973 
Residential, One-Family  R-200  One-Family Residential Zone  10/2/1973 
Residential, One-Family  R-150  One-Family Residential Zone  3/7/1961 
Residential, One-Family  R-90  One-Family Residential Zone  12/31/1954 
Residential, One-Family  R-90/OVERLAY  Overlay Zone  3/9/1993 
Residential, One-Family  R-60  One-Family Residential Zone  12/31/1954 
Residential, One-Family  R-40  One-Family Residential Zone  12/31/1954 
Residential, Townhouse  RT-6  One-Family Residential Zone  6/13/1978 
Residential, Townhouse  RT-8  One-Family Residential Zone  6/13/1978 
Residential, Townhouse  RT-10  One-Family Residential Zone  6/13/1978 
Residential, Townhouse  RT-12.5  One-Family Residential Zone  6/13/1978 
Residential, Townhouse  RT-15  One-Family Residential Zone  9/23/1997 
Residential, Transferable Development Rights  RE-2/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  RE-2C/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  RE-1/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  R-200/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  R-150/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  R-90/TDR  One-Family Residential Zone  6/1/1987 
Residential, Transferable Development Rights  R-60/TDR  One-Family Residential Zone  6/1/1987 
Residential-Mixed Use Development, Community Center  RMX-1  Residential Mixed Use Development Zone  1/30/1990 
Residential-Mixed Use Development, Regional Center  RMX-3  Residential Mixed Use Development Zone  1/30/1990 
Residential-Mixed Use Development, Regional Center, Commercial Base  RMX-3C  Residential Mixed Use Development Zone  6/15/1993 
Residential-Mixed Use Development, Specialty Center  RMX-2  Residential Mixed Use Development Zone  1/30/1990 
Residential-Mixed Use Development, Specialty Center, Commercial Base  RMX-2C  Residential Mixed Use Development Zone  6/15/1993 
Residential-Mixed Use, Community Center/Transferable Development Rights  RMX-1/TDR  Residential Mixed Use Development Zone  1/30/1990 
Residential-Mixed Use, Regional Center/Transferable Development Rights  RMX-3/TDR  Residential Mixed Use Development Zone  1/30/1990 
Residential-Mixed Use, Specialty Center/Transferable Development Rights  RMX-2/TDR  Residential Mixed Use Development Zone  1/30/1990 
Retail Preservation Overlay Zone for Wheaton C.B.D.    Overlay Zone  6/26/1990 
Rural Cluster Zone  RC  Agricultural Zone  7/8/1980 
Rural Density Transfer Zone  RDT  Agricultural Zone  7/8/1980 
Rural Neighborhood Cluster  RNC  Agricultural Zone  7/7/1998 
Rural Service Zone  RS  Agricultural Zone  10/25/1994 
Rural Zone  RURAL  Agricultural Zone  10/2/1973 
Sandy Spring/Ashton Rural Village Overlay Zone    Overlay Zone  7/7/1998 
Technology and Business Park  I-3  Industrial Zone  11/17/1959 
Town Sector  T-S  Planned Unit Development Zone  5/18/1965 
Transit Station, Mixed  TS-M  Transit Station Development Area Zone  1/29/1974 
Transit Station, Residential  TS-R  Transit Station Development Area Zone  1/29/1974 

Last edited: 11/8/2010