--- entity_id: city:us:geonames:4299276 entity_type: city name: Louisville country_code: US country: United States slug: louisville canonical_url: https://immigrationdb.com/cities/us/louisville/ json_url: https://immigrationdb.com/data/cities/us/louisville.json markdown_url: https://immigrationdb.com/data/cities/us/louisville.md mcp_uri: immigrationdb://city/us/louisville snapshot_id: approved-static-8975a8c3d87026ab generated_at: 2026-09-14 last_verified: 2026-09-06 fact_count: 16 language_location_count: 0 employment_location_count: 0 city_intent_block_count: 0 usefulness_tier: useful indexable: true metric_dictionary_url: https://immigrationdb.com/data/metrics.json license_url: https://immigrationdb.com/about/copyright/ citation_schema: immigrationdb-citation-v1 citation_canonical_url: https://immigrationdb.com/cities/us/louisville/ citation_title: "Louisville, United States: air quality, climate, population" citation_author: ImmigrationDB citation_publisher: ImmigrationDB citation_snapshot_id: approved-static-8975a8c3d87026ab citation_version: approved-static-8975a8c3d87026ab citation_retrieval_date: 2026-09-14 citation_build_date: 2026-09-14 citation_license_url: https://creativecommons.org/licenses/by/4.0/ --- # Louisville Louisville is a city in the United States. Louisville had a population of 246,161 at the end of 2020. Annual PM2.5 was 7.8 µg/m³ at the end of 2024. ## Mobility Louisville's nearest airport was SDF, 10 km away and offered 22 direct destinations. ## Population Louisville's total area was 159.2 km² at the end of 2025. ## Climate Louisville's monthly mean temperatures were 2°C in January and 26.6°C in July. Louisville's monthly precipitation totalled 86.2 mm in January and 102.9 mm in July. Louisville's maximum PM2.5 level reached 18.4 µg/m³ at the end of 2024. ## Facts | Metric | metric_id | Value | Scope | Observed | Verified | Freshness | Lane | Source | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Population | `population_total` | 246,161 people | city | 2020-12-31 | 2026-08-05 | stale | verified | [1] | | PM2.5 — annual mean | `air_quality_pm25_annual_ug_m3` | 7.81 µg/m³ | nearest_station | 2024-12-31 | 2026-08-05 | stale | verified | [2] | | Average daytime high by month | `climate_monthly_high_c` | Jan 6.4 · Feb 9.1 · Mar 14.5 · Apr 20.9 · May 25.5 · Jun 29.8 · Jul 31.6 · Aug 31.3 · Sep 27.9 · Oct 21.4 · Nov 14.2 · Dec 8.5 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [3] | | Average night-time low by month | `climate_monthly_low_c` | Jan -2.3 · Feb -0.7 · Mar 3.7 · Apr 9.2 · May 14.8 · Jun 19.5 · Jul 21.6 · Aug 20.8 · Sep 16.6 · Oct 10 · Nov 4.1 · Dec 0 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [4] | | Average temperature by month | `climate_monthly_mean_c` | Jan 2 · Feb 4.2 · Mar 9.1 · Apr 15 · May 20.2 · Jun 24.7 · Jul 26.6 · Aug 26.1 · Sep 22.2 · Oct 15.7 · Nov 9.1 · Dec 4.2 °C | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [5] | | Average precipitation by month | `climate_monthly_precip_mm` | Jan 86.2 · Feb 86.6 · Mar 116.8 · Apr 121.8 · May 131.6 · Jun 108.6 · Jul 102.9 · Aug 94.2 · Sep 93.1 · Oct 94.5 · Nov 86.9 · Dec 104.8 mm | nearest_station | 1991-12-31 | 2026-08-05 | stale | verified | [6] | | G04 Air Quality Pm25 Max Ug M3 | `g04_air_quality_pm25_max_ug_m3` | 18.4 µg/m³ | nearest_station | 2024-12-31 | 2026-08-07 | stale | verified | [2] | | G04 Air Quality Pm25 Mean Annual Ug M3 | `g04_air_quality_pm25_mean_annual_ug_m3` | 7.81 µg/m³ | nearest_station | 2024-12-31 | 2026-08-07 | stale | verified | [2] | | G11 Annual Precipitation Mm | `g11_annual_precipitation_mm` | 1,228 mm | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [6] | | G11 Max Temp C Jul | `g11_max_temp_c_jul` | 31.6 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [3] | | Average annual temperature | `g11_mean_annual_temp_c` | 14.9 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [5] | | G11 Min Temp C Jan | `g11_min_temp_c_jan` | -2.3 °C | nearest_station | 1991-12-31 | 2026-08-07 | stale | verified | [4] | | City area | `city_area_km2` | 159.2 km² | city | 2025-12-31 | 2026-08-03 | aging | verified | [7] | | Airport Direct Destinations Count | `airport_direct_destinations_count` | 22 count | city | 2026-08-03 | 2026-08-03 | fresh | verified | [8] | | Nearest Major Airport Distance Km | `nearest_major_airport_distance_km` | 10 km | city | 2026-08-03 | 2026-08-03 | fresh | verified | [9] | | Nearest Major Airport Iata | `nearest_major_airport_iata` | SDF | city | 2026-08-03 | 2026-08-03 | fresh | verified | [9] | Every row keeps the value, unit, geographic scope, observation date, verification date and the numbered source below. A missing metric means the city does not publish it; nothing is imputed. ## Language courses and integration - [Adult Education and English Language Acquisition (AEFLA)](https://www.ed.gov/adult-programs) — State Language Course · U.S. Department of Education · English · checked 2026-08-10 - [USCIS English and citizenship class finder](https://my.uscis.gov/) — Civic Orientation · U.S. Citizenship and Immigration Services · English · checked 2026-08-10 These are country-level programmes, not proof of a course location in this city. ## Public employment service - [American Job Centers](https://www.usa.gov/job-help) — Job Search This is a country-level service, not proof of a physical office in this city. ## Healthcare access Migrants can receive medical care in Louisville when the country-wide insurance or residence conditions are met. City capacity facts do not determine personal eligibility. - Public healthcare access for foreign residents: no — [official source](https://www.healthcare.gov/immigrants/) ## Country-wide rules Visa, benefit, tax and healthcare eligibility rules are published on the [United States country page](https://immigrationdb.com/countries/united-states/). ## Sources 1. U.S. Census Bureau, TIGERweb Census 2020 — Official source — https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/25/query?where=1%3D1&outFields=GEOID%2CNAME%2CBASENAME%2CSTATE%2CPLACE%2CPLACENS%2CPOP100%2CMTFCC%2CLSADC%2CFUNCSTAT&returnGeometry=false&f=json 2. U.S. EPA Air Quality System / AirData — Official source — https://aqs.epa.gov/aqsweb/airdata/annual_conc_by_monitor_2024.zip 3. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TMAX.csv 4. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TMIN.csv 5. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_TAVG.csv 6. World Meteorological Organization / NOAA NCEI — Official source — https://www.nodc.noaa.gov/archive/arc0216/0253808/1.1/data/0-data/data-composite-primary-parameters/wmo_normals_9120_PRCP.csv 7. U.S. Census Bureau (TIGERweb ArcGIS REST service) — Official source — https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/4/query?where=1%3D1&outFields=GEOID,NAME,STATE,PLACE,AREALAND,AREAWATER,INTPTLAT,INTPTLON,LSADC,FUNCSTAT,BASENAME&returnGeometry=false&f=json 8. OpenFlights — Official source — https://raw.githubusercontent.com/jpatokal/openflights/master/data/routes.dat 9. OurAirports — Official source — https://davidmegginson.github.io/ourairports-data/airports.csv ## Cite This citation identifies the ImmigrationDB compilation/page. Underlying source publishers and datasets retain their own terms; inspect the Sources section and cite those records separately. ### APA ImmigrationDB. (2026, September 14). Louisville, United States: air quality, climate, population [ImmigrationDB compilation; snapshot approved-static-8975a8c3d87026ab; version approved-static-8975a8c3d87026ab]. ImmigrationDB. https://immigrationdb.com/cities/us/louisville/ Retrieved 2026-09-14. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ ### BibTeX ```bibtex @misc{immigrationdb_immigrationdb_louisville-united-states-air-quality-climate-population_94170a87f048, author = {ImmigrationDB}, title = {Louisville, United States: air quality, climate, population}, publisher = {ImmigrationDB}, year = {2026}, date = {2026-09-14}, version = {approved-static-8975a8c3d87026ab}, snapshot = {approved-static-8975a8c3d87026ab}, url = {https://immigrationdb.com/cities/us/louisville/}, note = {Retrieved 2026-09-14. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/}, } ``` ### Markdown [Louisville, United States: air quality, climate, population](https://immigrationdb.com/cities/us/louisville/) — ImmigrationDB; ImmigrationDB; snapshot approved-static-8975a8c3d87026ab; version approved-static-8975a8c3d87026ab; retrieved 2026-09-14; built 2026-09-14. - Citation schema: `immigrationdb-citation-v1` - Canonical URL: https://immigrationdb.com/cities/us/louisville/ - Title: Louisville, United States: air quality, climate, population - Author: ImmigrationDB - Publisher: ImmigrationDB - Snapshot: `approved-static-8975a8c3d87026ab` - Version: `approved-static-8975a8c3d87026ab` - Retrieved: 2026-09-14 - Built: 2026-09-14 - Compilation license: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) ## Data - HTML: https://immigrationdb.com/cities/us/louisville/ - JSON: https://immigrationdb.com/data/cities/us/louisville.json - Markdown: https://immigrationdb.com/data/cities/us/louisville.md - MCP resource: immigrationdb://city/us/louisville - Metric dictionary: https://immigrationdb.com/data/metrics.json - City shard index: https://immigrationdb.com/data/cities/index.json - Release catalog: https://immigrationdb.com/data/catalog.json