{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/17-119#permits","name":"Building Permits — Madison County, IL","description":"Census Building Permits Survey for Madison County, IL: 435 housing units authorized in 2025 ($117,218,185 valuation), by structure type, 2015-2025.","spatialCoverage":"Madison County, IL","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"17-119","county":{"county_id":3418628597075023400,"state_fips":"17","county_fips":"119","place_id":"17-119","county_geoid":"17119","county_name":"Madison County","state_abbr":"IL","year_min":2015,"year_max":2025,"latest_units1":323,"latest_units2":46,"latest_units34":6,"latest_units5p":60,"latest_total_units":435,"latest_total_value_usd":117218185,"trend":"[{\"year\": 2015, \"total_units\": 389, \"total_value_usd\": 89603995}, {\"year\": 2016, \"total_units\": 487, \"total_value_usd\": 119686912}, {\"year\": 2017, \"total_units\": 449, \"total_value_usd\": 107047273}, {\"year\": 2018, \"total_units\": 634, \"total_value_usd\": 132577168}, {\"year\": 2019, \"total_units\": 462, \"total_value_usd\": 101045322}, {\"year\": 2020, \"total_units\": 442, \"total_value_usd\": 115675064}, {\"year\": 2021, \"total_units\": 399, \"total_value_usd\": 115442947}, {\"year\": 2022, \"total_units\": 413, \"total_value_usd\": 124696003}, {\"year\": 2023, \"total_units\": 340, \"total_value_usd\": 110443839}, {\"year\": 2024, \"total_units\": 366, \"total_value_usd\": 125084715}, {\"year\": 2025, \"total_units\": 435, \"total_value_usd\": 117218185}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":389,"total_value_usd":89603995},{"year":2016,"total_units":487,"total_value_usd":119686912},{"year":2017,"total_units":449,"total_value_usd":107047273},{"year":2018,"total_units":634,"total_value_usd":132577168},{"year":2019,"total_units":462,"total_value_usd":101045322},{"year":2020,"total_units":442,"total_value_usd":115675064},{"year":2021,"total_units":399,"total_value_usd":115442947},{"year":2022,"total_units":413,"total_value_usd":124696003},{"year":2023,"total_units":340,"total_value_usd":110443839},{"year":2024,"total_units":366,"total_value_usd":125084715},{"year":2025,"total_units":435,"total_value_usd":117218185}],"_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":"2026-06-29T17:21:28.208Z"}}