Search datasets
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The District of Columbia government uses the Master Address Repository (MAR) to implement intelligent search functionality for finding and verifying addresses, place names, blocks and intersections.
Search relevance: 119.42 | Views last month: 0 | Catalog Last Checked: January 27, 2026 at 03:25 AM -
An address anomaly is an address whose location is illogical. In other words, the address does not follow the normal rules of the District of Columbia’s (DC) addressing grid system. There are...
Search relevance: 100.07 | Views last month: 4 | Catalog Last Checked: November 03, 2026 at 10:31 PM -
This Address Standards document has been developed to describe the addressing standards used for the Master Address Repository (MAR). The MAR is DC Government’s official address database and is...
Search relevance: 98.02 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 07:06 PM -
The District of Columbia government uses the Master Address Repository (MAR) to implement intelligent search functionality for finding and verifying addresses, place names, blocks and...
Search relevance: 89.63 | Views last month: 1 | Catalog Last Checked: November 03, 2026 at 10:31 PM -
The Master Address Repository (MAR) Viewer is part of the District's location services documented in Addressing in DC. It makes locating addresses or place name as easy as possible by employing...
Search relevance: 59.32 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 07:04 PM -
Address Residential Units. This dataset contains residential units and attributes of Address points, created as part of the Master Address Repository (MAR) for the D.C. Residential units can be...
Search relevance: 58.51 | Views last month: 12 | Catalog Last Checked: November 03, 2026 at 10:30 PM -
The dataset contains locations and attributes of address points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and Department of...
Search relevance: 57.47 | Views last month: 7 | Catalog Last Checked: November 03, 2026 at 10:30 PM -
The dataset contains locations and attributes of retired address points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and Department...
Search relevance: 53.61 | Views last month: 4 | Catalog Last Checked: November 03, 2026 at 10:30 PM -
The dataset contains locations and attributes of intersections created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and participating DC...
Search relevance: 51.96 | Views last month: 3 | Catalog Last Checked: November 03, 2026 at 10:31 PM -
The dataset contains locations and attributes of blocks, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and participating DC...
Search relevance: 51.95 | Views last month: 1 | Catalog Last Checked: November 03, 2026 at 10:31 PM -
Also known as place names. The dataset contains locations and attributes of address alias points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology...
Search relevance: 49.45 | Views last month: 12 | Catalog Last Checked: November 03, 2026 at 10:30 PM -
The MAR allows the District Government to more easily compare information across databases and agencies. Learn more about the MAR with these frequently asked questions.
Search relevance: 47.54 | Views last month: 1 | Catalog Last Checked: September 22, 2026 at 09:54 PM -
The Master Address Repository (MAR) 2.0 is the successor to the Master Address Repository. The Master Address Repository is a complex and widely accessed database that is increasingly being...
Search relevance: 43.95 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 07:09 PM -
As we gather more insights into how climate change is already affecting the District and revisit the scientific projections for the future, we’re getting smarter about how to confront this new...
Search relevance: 41.45 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 07:04 PM -
The value of parks and recreational facilities as vital social infrastructure for cities has never been higher. Throughout the COVID-19 pandemic, we saw recreation centers become testing sites,...
Search relevance: 36.44 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:04 PM -
CPEXCV_Merge_Data are pre-generated aircraft merge data files created utilizing data collected during the Convective Processes Experiment - Cabo Verde (CPEX-CV) onboard the DC-8 aircraft. Data...
Search relevance: 26.20 | Views last month: 3 | Catalog Last Checked: November 04, 2026 at 12:00 AM -
CPEXCV-DAWN_DC8_1 are the Doppler Aerosol WiNd lidar (DAWN) image and NetCDF data files collected during the Convective Processes Experiment - Cabo Verde (CPEX-CV) onboard the DC-8 aircraft. Data...
Search relevance: 26.12 | Views last month: 4 | Catalog Last Checked: June 02, 2026 at 07:35 PM -
CPEXCV-HALO_DC8 is the High Altitude Lidar Observatory (HALO) image and h5 data files collected during the Convective Processes Experiment - Cabo Verde (CPEX-CV) onboard the DC-8 aircraft. Data...
Search relevance: 26.12 | Views last month: 1 | Catalog Last Checked: November 04, 2026 at 12:00 AM -
CPEXCV-DAWN_DC8 are the Doppler Aerosol WiNd lidar (DAWN) image and NetCDF data files collected during the Convective Processes Experiment - Cabo Verde (CPEX-CV) onboard the DC-8 aircraft. Data...
Search relevance: 25.79 | Views last month: 0 | Catalog Last Checked: November 04, 2026 at 12:00 AM -
CPEXCV_Cloud_AircraftInSitu_DC8_Data is the in-situ cloud data collected during the Convective Processes Experiment - Cabo Verde (CPEX-CV) onboard the DC-8 aircraft. Data from the Cloud and...
Search relevance: 25.79 | Views last month: 0 | Catalog Last Checked: November 04, 2026 at 12:00 AM
