{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/17-043#permits","name":"Building Permits — DuPage County, IL","description":"Census Building Permits Survey for DuPage County, IL: 1,265 housing units authorized in 2025 ($569,413,512 valuation), by structure type, 2015-2025.","spatialCoverage":"DuPage County, IL","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"17-043","county":{"county_id":1799460963286812700,"state_fips":"17","county_fips":"043","place_id":"17-043","county_geoid":"17043","county_name":"DuPage County","state_abbr":"IL","year_min":2015,"year_max":2025,"latest_units1":844,"latest_units2":6,"latest_units34":4,"latest_units5p":411,"latest_total_units":1265,"latest_total_value_usd":569413512,"trend":"[{\"year\": 2015, \"total_units\": 1592, \"total_value_usd\": 521471813}, {\"year\": 2016, \"total_units\": 1386, \"total_value_usd\": 410311552}, {\"year\": 2017, \"total_units\": 1949, \"total_value_usd\": 566406408}, {\"year\": 2018, \"total_units\": 1439, \"total_value_usd\": 477042532}, {\"year\": 2019, \"total_units\": 1199, \"total_value_usd\": 426436862}, {\"year\": 2020, \"total_units\": 1671, \"total_value_usd\": 428242217}, {\"year\": 2021, \"total_units\": 1554, \"total_value_usd\": 533886282}, {\"year\": 2022, \"total_units\": 1121, \"total_value_usd\": 458174486}, {\"year\": 2023, \"total_units\": 973, \"total_value_usd\": 414496773}, {\"year\": 2024, \"total_units\": 1450, \"total_value_usd\": 578202797}, {\"year\": 2025, \"total_units\": 1265, \"total_value_usd\": 569413512}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":1592,"total_value_usd":521471813},{"year":2016,"total_units":1386,"total_value_usd":410311552},{"year":2017,"total_units":1949,"total_value_usd":566406408},{"year":2018,"total_units":1439,"total_value_usd":477042532},{"year":2019,"total_units":1199,"total_value_usd":426436862},{"year":2020,"total_units":1671,"total_value_usd":428242217},{"year":2021,"total_units":1554,"total_value_usd":533886282},{"year":2022,"total_units":1121,"total_value_usd":458174486},{"year":2023,"total_units":973,"total_value_usd":414496773},{"year":2024,"total_units":1450,"total_value_usd":578202797},{"year":2025,"total_units":1265,"total_value_usd":569413512}],"_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":"2026-06-29T03:51:48.685Z"}}