{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/24-013#permits","name":"Building Permits — Carroll County, MD","description":"Census Building Permits Survey for Carroll County, MD: 153 housing units authorized in 2025 ($55,456,158 valuation), by structure type, 2015-2025.","spatialCoverage":"Carroll County, MD","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"24-013","county":{"county_id":7471598697755356000,"state_fips":"24","county_fips":"013","place_id":"24-013","county_geoid":"24013","county_name":"Carroll County","state_abbr":"MD","year_min":2015,"year_max":2025,"latest_units1":153,"latest_units2":0,"latest_units34":0,"latest_units5p":0,"latest_total_units":153,"latest_total_value_usd":55456158,"trend":"[{\"year\": 2015, \"total_units\": 319, \"total_value_usd\": 69690419}, {\"year\": 2016, \"total_units\": 294, \"total_value_usd\": 66974779}, {\"year\": 2017, \"total_units\": 312, \"total_value_usd\": 86351356}, {\"year\": 2018, \"total_units\": 399, \"total_value_usd\": 98302979}, {\"year\": 2019, \"total_units\": 342, \"total_value_usd\": 78369836}, {\"year\": 2020, \"total_units\": 488, \"total_value_usd\": 99196840}, {\"year\": 2021, \"total_units\": 481, \"total_value_usd\": 119049692}, {\"year\": 2022, \"total_units\": 350, \"total_value_usd\": 92766097}, {\"year\": 2023, \"total_units\": 210, \"total_value_usd\": 55910636}, {\"year\": 2024, \"total_units\": 156, \"total_value_usd\": 56895387}, {\"year\": 2025, \"total_units\": 153, \"total_value_usd\": 55456158}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":319,"total_value_usd":69690419},{"year":2016,"total_units":294,"total_value_usd":66974779},{"year":2017,"total_units":312,"total_value_usd":86351356},{"year":2018,"total_units":399,"total_value_usd":98302979},{"year":2019,"total_units":342,"total_value_usd":78369836},{"year":2020,"total_units":488,"total_value_usd":99196840},{"year":2021,"total_units":481,"total_value_usd":119049692},{"year":2022,"total_units":350,"total_value_usd":92766097},{"year":2023,"total_units":210,"total_value_usd":55910636},{"year":2024,"total_units":156,"total_value_usd":56895387},{"year":2025,"total_units":153,"total_value_usd":55456158}],"_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://www.census.gov/construction/bps/","primary_source_dataset":"Census Building Permits Survey — County annual (co{YYYY}a)","generated_at":"2026-06-29T06:33:51.354Z"}}