{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","@id":"https://api.ai-analytics.org/building-permits/34-023#permits","name":"Building Permits — Middlesex County, NJ","description":"Census Building Permits Survey for Middlesex County, NJ: 1,476 housing units authorized in 2025 ($204,161,860 valuation), by structure type, 2015-2025.","spatialCoverage":"Middlesex County, NJ","isAccessibleForFree":true,"license":"https://creativecommons.org/publicdomain/zero/1.0/","place_id":"34-023","county":{"county_id":9088888473112940000,"state_fips":"34","county_fips":"023","place_id":"34-023","county_geoid":"34023","county_name":"Middlesex County","state_abbr":"NJ","year_min":2015,"year_max":2025,"latest_units1":710,"latest_units2":20,"latest_units34":3,"latest_units5p":743,"latest_total_units":1476,"latest_total_value_usd":204161860,"trend":"[{\"year\": 2015, \"total_units\": 2990, \"total_value_usd\": 387679312}, {\"year\": 2016, \"total_units\": 2351, \"total_value_usd\": 243009624}, {\"year\": 2017, \"total_units\": 2730, \"total_value_usd\": 326118980}, {\"year\": 2018, \"total_units\": 2737, \"total_value_usd\": 429195758}, {\"year\": 2019, \"total_units\": 3007, \"total_value_usd\": 331076076}, {\"year\": 2020, \"total_units\": 2757, \"total_value_usd\": 317013525}, {\"year\": 2021, \"total_units\": 3269, \"total_value_usd\": 308826758}, {\"year\": 2022, \"total_units\": 2474, \"total_value_usd\": 294992368}, {\"year\": 2023, \"total_units\": 2335, \"total_value_usd\": 298194761}, {\"year\": 2024, \"total_units\": 1792, \"total_value_usd\": 338260458}, {\"year\": 2025, \"total_units\": 1476, \"total_value_usd\": 204161860}]","ingested_at":"2026-06-26T15:41:42Z"},"trend":[{"year":2015,"total_units":2990,"total_value_usd":387679312},{"year":2016,"total_units":2351,"total_value_usd":243009624},{"year":2017,"total_units":2730,"total_value_usd":326118980},{"year":2018,"total_units":2737,"total_value_usd":429195758},{"year":2019,"total_units":3007,"total_value_usd":331076076},{"year":2020,"total_units":2757,"total_value_usd":317013525},{"year":2021,"total_units":3269,"total_value_usd":308826758},{"year":2022,"total_units":2474,"total_value_usd":294992368},{"year":2023,"total_units":2335,"total_value_usd":298194761},{"year":2024,"total_units":1792,"total_value_usd":338260458},{"year":2025,"total_units":1476,"total_value_usd":204161860}],"_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":"2026-06-30T10:08:00.039Z"}}