{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/17-131#permits","name":"Building Permits — Mercer County, IL","description":"Census Building Permits Survey for Mercer County, IL: 18 housing units authorized in 2025 ($4,803,935 valuation), by structure type, 2015-2025.","spatialCoverage":"Mercer County, IL","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"17-131","county":{"county_id":5319718115785904000,"state_fips":"17","county_fips":"131","place_id":"17-131","county_geoid":"17131","county_name":"Mercer County","state_abbr":"IL","year_min":2015,"year_max":2025,"latest_units1":18,"latest_units2":0,"latest_units34":0,"latest_units5p":0,"latest_total_units":18,"latest_total_value_usd":4803935,"trend":"[{\"year\": 2015, \"total_units\": 49, \"total_value_usd\": 9075074}, {\"year\": 2016, \"total_units\": 12, \"total_value_usd\": 2080000}, {\"year\": 2017, \"total_units\": 8, \"total_value_usd\": 2290075}, {\"year\": 2018, \"total_units\": 7, \"total_value_usd\": 1155000}, {\"year\": 2019, \"total_units\": 7, \"total_value_usd\": 1155000}, {\"year\": 2020, \"total_units\": 8, \"total_value_usd\": 1215000}, {\"year\": 2021, \"total_units\": 8, \"total_value_usd\": 1357000}, {\"year\": 2022, \"total_units\": 7, \"total_value_usd\": 1180000}, {\"year\": 2023, \"total_units\": 16, \"total_value_usd\": 3963542}, {\"year\": 2024, \"total_units\": 16, \"total_value_usd\": 4306935}, {\"year\": 2025, \"total_units\": 18, \"total_value_usd\": 4803935}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":49,"total_value_usd":9075074},{"year":2016,"total_units":12,"total_value_usd":2080000},{"year":2017,"total_units":8,"total_value_usd":2290075},{"year":2018,"total_units":7,"total_value_usd":1155000},{"year":2019,"total_units":7,"total_value_usd":1155000},{"year":2020,"total_units":8,"total_value_usd":1215000},{"year":2021,"total_units":8,"total_value_usd":1357000},{"year":2022,"total_units":7,"total_value_usd":1180000},{"year":2023,"total_units":16,"total_value_usd":3963542},{"year":2024,"total_units":16,"total_value_usd":4306935},{"year":2025,"total_units":18,"total_value_usd":4803935}],"_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":"2026-06-29T22:18:00.193Z"}}