{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/42-029#permits","name":"Building Permits — Chester County, PA","description":"Census Building Permits Survey for Chester County, PA: 1,400 housing units authorized in 2025 ($423,946,312 valuation), by structure type, 2015-2025.","spatialCoverage":"Chester County, PA","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"42-029","county":{"county_id":1403548850390315300,"state_fips":"42","county_fips":"029","place_id":"42-029","county_geoid":"42029","county_name":"Chester County","state_abbr":"PA","year_min":2015,"year_max":2025,"latest_units1":1082,"latest_units2":2,"latest_units34":12,"latest_units5p":304,"latest_total_units":1400,"latest_total_value_usd":423946312,"trend":"[{\"year\": 2015, \"total_units\": 1299, \"total_value_usd\": 218678038}, {\"year\": 2016, \"total_units\": 1158, \"total_value_usd\": 234845691}, {\"year\": 2017, \"total_units\": 1245, \"total_value_usd\": 250531336}, {\"year\": 2018, \"total_units\": 1939, \"total_value_usd\": 349173547}, {\"year\": 2019, \"total_units\": 1787, \"total_value_usd\": 335628398}, {\"year\": 2020, \"total_units\": 2242, \"total_value_usd\": 394615965}, {\"year\": 2021, \"total_units\": 2056, \"total_value_usd\": 418399228}, {\"year\": 2022, \"total_units\": 2244, \"total_value_usd\": 600225163}, {\"year\": 2023, \"total_units\": 1295, \"total_value_usd\": 376441097}, {\"year\": 2024, \"total_units\": 1529, \"total_value_usd\": 442627398}, {\"year\": 2025, \"total_units\": 1400, \"total_value_usd\": 423946312}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":1299,"total_value_usd":218678038},{"year":2016,"total_units":1158,"total_value_usd":234845691},{"year":2017,"total_units":1245,"total_value_usd":250531336},{"year":2018,"total_units":1939,"total_value_usd":349173547},{"year":2019,"total_units":1787,"total_value_usd":335628398},{"year":2020,"total_units":2242,"total_value_usd":394615965},{"year":2021,"total_units":2056,"total_value_usd":418399228},{"year":2022,"total_units":2244,"total_value_usd":600225163},{"year":2023,"total_units":1295,"total_value_usd":376441097},{"year":2024,"total_units":1529,"total_value_usd":442627398},{"year":2025,"total_units":1400,"total_value_usd":423946312}],"_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":"2026-06-29T21:04:05.314Z"}}