---
entity_id: city:fr:insee5:10387
entity_type: city
name: Troyes
country_code: FR
country: France
slug: troyes
canonical_url: https://immigrationdb.com/cities/fr/troyes/
json_url: https://immigrationdb.com/data/cities/fr/troyes.json
markdown_url: https://immigrationdb.com/data/cities/fr/troyes.md
mcp_uri: immigrationdb://city/fr/troyes
snapshot_id: approved-static-bb6d69cd3c074ae2
generated_at: 2026-08-04
last_verified: 2026-07-31
fact_count: 15
metric_dictionary_url: https://immigrationdb.com/data/metrics.json
license_url: https://immigrationdb.com/about/copyright/
---

# Troyes

For Troyes, the unemployment rate was 21.1% at the end of 2022. The population of Troyes, in France, was 62,088 at the start of 2024. Annual PM2.5 was 6.27 µg/m³ in 2024. Annual PM10 was 11.1 µg/m³ in 2024. Annual NO₂ was 8.6 µg/m³ in 2024.

## Population

The city covered 13.2 km² in 2022. Population density was 4,730.5 people per km² in 2022.

## Immigration

The foreign population count was 7,719 in 2021.

## Facts

| Metric | metric_id | Value | Scope | Observed | Verified | Freshness | Lane | Source |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Foreign residents | `foreign_population_total` | 7,719 people | city | 2021 | 2026-07-15 | stale | verified | [1] |
| Population | `population_total` | 62,088 people | municipality | 2025-01-01 | 2026-07-14 | aging | verified | [2] |
| NO₂ — latest reading | `air_quality_no2_current_ug_m3` | 7.5 µg/m³ | city | 2026-07-15 | 2026-07-15 | fresh | verified | [3] |
| Gigabit broadband availability | `broadband_gigabit_availability_percent` | 95.04 % | city | 2026-03-31 | 2026-07-15 | fresh | verified | [4] |
| Unemployment rate | `unemployment_total_percent` | 21.0594 % | city | 2022-12-31 | 2026-07-26 | stale | verified | [5] |
| NO₂ — annual mean | `air_quality_no2_annual_ug_m3` | 8.5991 µg/m³ | city | 2024 | 2026-07-15 | stale | verified | [6] |
| PM10 — annual mean | `air_quality_pm10_annual_ug_m3` | 11.1442 µg/m³ | city | 2024 | 2026-07-15 | stale | verified | [6] |
| PM2.5 — annual mean | `air_quality_pm25_annual_ug_m3` | 6.2702 µg/m³ | city | 2024 | 2026-07-15 | stale | verified | [6] |
| Average daytime high by month | `climate_monthly_high_c` | Jan 6.8 · Feb 8.2 · Mar 12.5 · Apr 16.2 · May 19.9 · Jun 23.5 · Jul 26.2 · Aug 26 · Sep 21.6 · Oct 16.6 · Nov 10.6 · Dec 7.4 °C | nearest_station | 1991-12-31 | 2026-07-31 | stale | verified | [7] |
| Average night-time low by month | `climate_monthly_low_c` | Jan 0.5 · Feb 0.3 · Mar 2.2 · Apr 4.2 · May 8.1 · Jun 11.3 · Jul 13.4 · Aug 13.2 · Sep 9.8 · Oct 7.2 · Nov 3.5 · Dec 1.3 °C | nearest_station | 1991-12-31 | 2026-07-31 | stale | verified | [7] |
| Average temperature by month | `climate_monthly_mean_c` | Jan 3.6 · Feb 4.3 · Mar 7.4 · Apr 10.2 · May 14 · Jun 17.4 · Jul 19.8 · Aug 19.6 · Sep 15.7 · Oct 11.9 · Nov 7.1 · Dec 4.3 °C | nearest_station | 1991-12-31 | 2026-07-31 | stale | verified | [7] |
| Average precipitation by month | `climate_monthly_precip_mm` | Jan 48.2 · Feb 44.2 · Mar 45.9 · Apr 48.3 · May 64.9 · Jun 52.4 · Jul 56.4 · Aug 53.9 · Sep 52.4 · Oct 63.8 · Nov 55.3 · Dec 58.9 mm | nearest_station | 1991-12-31 | 2026-07-31 | stale | verified | [7] |
| Average sunshine by month | `climate_monthly_sunshine_h` | Jan 63 · Feb 90 · Mar 148 · Apr 189 · May 216 · Jun 230 · Jul 242 · Aug 231 · Sep 185 · Oct 125 · Nov 69 · Dec 57 hours | nearest_station | 1991-12-31 | 2026-07-31 | stale | verified | [7] |
| City area | `city_area_km2` | 13.2 km2 | place | 2022-01-01 | 2026-07-14 | stale | verified | [8] |
| Population density | `population_density_per_km2` | 4,730.5303 people/km² | place | 2022-01-01 | 2026-07-14 | stale | verified | [8] |

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.

## Sources

1. Nationalité en 2021 — Base des tableaux détaillés — NAT1 — Official source — https://www.insee.fr/fr/statistiques/fichier/8202752/TD_NAT1_2021_csv.zip
2. France official denominator source — Official source — https://www.insee.fr/fr/statistiques/fichier/8680726/ensemble.zip
3. Latest valid NO2 hourly station observation on the official LCSQA E2 current-day extract, mapped to the exact INSEE centre through an exact normalized station-name crosswalk to EEA station metadata. — Official source — https://files.data.gouv.fr/ineris/lcsqa/concentrations-de-polluants-atmospheriques-reglementes/temps-reel/2026/FR_E2_2026-07-15.csv
4. Independent ARCEP municipal count of premises eligible for the >=1 Gbit/s fixed advertised-speed class, divided by the ARCEP type=all municipal premises denominator. This is availability/eligibility, not adoption, measured speed, FTTH-only coverage or mobile coverage. — Official source — https://data.arcep.fr/fixe/maconnexioninternet/statistiques/2026_T1/commune/commune_debit.csv
5. INSEE RP2022 ACT1 — population active by type of activity, commune — Official source — https://www.insee.fr/fr/statistiques/fichier/8581605/TD_ACT1_2022_csv.zip
6. 2024 validated hourly NO2 station observations transformed to the exact INSEE commune centre by deterministic nearest-station selection and equal-weight aggregation. — Official source — https://air.discomap.eea.europa.eu/arcgis/rest/services/AirQuality/AirQualityDownloadServiceEUMonitoringStations/MapServer
7. WMO Climatological Normals 1991-2020 — station TROYES-BARBEREY — Official source — https://www.ncei.noaa.gov/data/oceans/archive/arc0216/0253808/1.1/data/0-data/Region-6-WMO-Normals-9120/France/CSV/TROYES_BARBEREY_07168.csv
8. A-ccepted source for city area and derived population density — Official source — https://www.insee.fr/fr/statistiques/fichier/2521169/base_cc_comparateur_csv.zip

## Cite

ImmigrationDB. "Troyes, France." Snapshot approved-static-bb6d69cd3c074ae2, last verified 2026-07-31. https://immigrationdb.com/cities/fr/troyes/

Reuse requires the direct source URL, the observation date and a link back to the ImmigrationDB page: https://immigrationdb.com/about/copyright/

## Data

- HTML: https://immigrationdb.com/cities/fr/troyes/
- JSON: https://immigrationdb.com/data/cities/fr/troyes.json
- Markdown: https://immigrationdb.com/data/cities/fr/troyes.md
- MCP resource: immigrationdb://city/fr/troyes
- Metric dictionary: https://immigrationdb.com/data/metrics.json
- All published city facts, one row each: https://immigrationdb.com/data/facts.ndjson.gz
- Release catalog: https://immigrationdb.com/data/catalog.json