{ "id": 3754, "ident": "KORD", "iata_code": "ORD", "icao_code": "KORD", "gps_code": "KORD", "local_code": "ORD", "name": "Chicago O'Hare International Airport", "type": "large_airport", "latitude_deg": 41.9786, "longitude_deg": -87.9048, "elevation_ft": 680, "elevation_m": 207, "continent": "NA", "iso_country": "US", "country_name": "United States", "iso_region": "US-IL", "region_name": "Illinois", "municipality": "Chicago", "scheduled_service": true, "wikipedia_link": "https://en.wikipedia.org/wiki/O'Hare_International_Airport", "total_runway_count": 11, "active_runway_count": 8, "closed_runway_count": 3, "longest_runway_ft": 13000, "longest_runway_m": 3962, "max_runway_width_ft": 200, "has_lighted_runway": true, "has_paved_runway": true, "surfaces_list": "ASP, CON, CONCRETE, concrete", "runways": [ { "id": 250468, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 13000, "width_ft": 150, "length_m": 3962, "width_m": 46, "surface": "CON", "is_lighted": true, "is_closed": false, "le_ident": "10L", "he_ident": "28R", "surface_friendly": "Concrete (CON)" }, { "id": 245380, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 11260, "width_ft": 150, "length_m": 3432, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": false, "le_ident": "09R", "he_ident": "27L", "surface_friendly": "Asphalt (ASP)" }, { "id": 341154, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 11245, "width_ft": 200, "length_m": 3427, "width_m": 61, "surface": "concrete", "is_lighted": true, "is_closed": false, "le_ident": "09C", "he_ident": "27C", "surface_friendly": "concrete" }, { "id": 313229, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 10800, "width_ft": 200, "length_m": 3292, "width_m": 61, "surface": "CON", "is_lighted": true, "is_closed": false, "le_ident": "10C", "he_ident": "28C", "surface_friendly": "Concrete (CON)" }, { "id": 245383, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 10005, "width_ft": 150, "length_m": 3050, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": true, "le_ident": "14L", "he_ident": "32R", "surface_friendly": "Asphalt (ASP)" }, { "id": 245382, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 9686, "width_ft": 200, "length_m": 2952, "width_m": 61, "surface": "ASP", "is_lighted": true, "is_closed": true, "le_ident": "15", "he_ident": "33", "surface_friendly": "Asphalt (ASP)" }, { "id": 245378, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 8075, "width_ft": 150, "length_m": 2461, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": false, "le_ident": "04R", "he_ident": "22L", "surface_friendly": "Asphalt (ASP)" }, { "id": 245379, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 7500, "width_ft": 150, "length_m": 2286, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": false, "le_ident": "04L", "he_ident": "22R", "surface_friendly": "Asphalt (ASP)" }, { "id": 245381, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 7500, "width_ft": 150, "length_m": 2286, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": false, "le_ident": "09L", "he_ident": "27R", "surface_friendly": "Asphalt (ASP)" }, { "id": 351832, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 7500, "width_ft": 150, "length_m": 2286, "width_m": 46, "surface": "CONCRETE", "is_lighted": true, "is_closed": false, "le_ident": "10R", "he_ident": "28L", "surface_friendly": "CONCRETE" }, { "id": 245384, "airport_ref": 3754, "airport_ident": "KORD", "length_ft": 5332, "width_ft": 150, "length_m": 1625, "width_m": 46, "surface": "ASP", "is_lighted": true, "is_closed": true, "le_ident": "18", "he_ident": "36", "surface_friendly": "Asphalt (ASP)" } ], "nearby_constraint_matches": [ { "iata_code": "MKE", "ident": "KMKE", "icao_code": "KMKE", "name": "General Mitchell International Airport", "municipality": "Milwaukee", "country_name": "United States", "distance_nm": 58.2, "distance_km": 107.8, "longest_runway_ft": 9990, "longest_runway_m": 3045, "has_lighted_runway": true, "has_paved_runway": true } ], "rankings": { "published_dataset": { "universe_name": "RunwayFacts Published Curated Aerodromes", "universe_size": 650, "runway_rank": 87, "elevation_rank": 243 }, "global_commercial_universe": { "universe_name": "Qualifying Global Commercial Aerodromes (OurAirports)", "universe_size": 7558, "runway_rank": 145, "runway_percentile": 98.1, "elevation_rank": 2989, "elevation_percentile": 57.9 }, "country_commercial_universe": { "country_iso": "US", "country_name": "United States", "published_national_rank": 8, "published_country_count": 62, "universe_national_rank": 32, "universe_country_count": 2020 }, "vs_median_large_runway_pct": 30.0 }, "provenance": { "source_dataset": "OurAirports Open Aviation Database", "source_license": "Public Domain (CC0)", "data_snapshot_version": "2026-09-01", "dataset_integrity": "Cryptographic SHA-256 Checksum Verified & Fail-Closed Schema Inspected", "source_verification": "Source-reported aviation registry records; statistical percentiles derived by RunwayFacts", "distance_calculation_method": "Haversine Great-Circle Formula (Earth R = 3440.065 NM)", "last_verified_at": "2026-09-01" }, "published_national_rank": 8, "records_list_rank": 1, "schema_metadata": { "ranking_universe_definitions": { "published_dataset": { "id": "runwayfacts-published-v1", "size": 650, "description": "Curated primary commercial aerodromes published on RunwayFacts meeting minimum 3,000 ft paved criteria and IATA code assignment." }, "global_commercial_universe": { "id": "ourairports-commercial-universe-20260901", "size": 7558, "description": "All international aviation facilities in OurAirports meeting commercial aerodrome criteria with active runways." } }, "spatial_relation_definition": { "max_distance_nm": 100, "min_runway_length_ft": 5000, "surface_filter": "paved_only", "formula": "Haversine Geodesic (Earth R = 3440.065 NM)" } } }