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Fishing boats and houses on the shore of Meanguera del Golfo in the Gulf of Fonseca, La Unión

Regions

Invest in La Unión, El Salvador

La Unión, the easternmost department, faces the Gulf of Fonseca, which El Salvador shares with Honduras and Nicaragua. The 2024 census counted 224,375 people in La Unión, 3.8% of the people assigned to a department and the tenth-largest of the 14 departments. Since May 2024 it has 2 municipalities and 18 districts; 22.3% of its people live in urban areas.

Updated November 2026 · Figures checked 9 November 2026

Photo: Everthm007, CC BY-SA 4.0, via Wikimedia Commons

Population, 2024 census
224,3751
Population, 2024 census
Share of the people counted by department
3.8%2
Share of the people counted by department
Urban population
22.3%1
Urban population
Municipalities and districts since May 2024
2 / 184
Municipalities and districts since May 2024

Invest in La Unión, El Salvador

At a glance

At a glance
La Unión
Capital (cabecera) La Unión
Population, 2024 224,375
Rank by population 10 of 14
Urban population 49,927 (22.3%)
Land area 2,074 km²
People per km² 108
Municipalities 2
Districts 18

Source: BCR and ONEC: VII Population Census 2024, population by department, municipality and district, urban and rural (Excel, in Spanish); UNDP: socio-economic map, guide to the 44 new municipalities of El Salvador, October 2024 (PDF, in Spanish)1,3

Land area is the sum of the municipal areas published by UNDP; density is an InvestSalvador.com calculation from that area and the census.

Map of La Unión

People per km²
  1. < 150
  2. 150–300
  3. 300–500
  4. 500–1,000
  5. 1,000–2,500
  6. 2,500+
Map of the municipalities and districts of La Unión
Hover over or tap an area for its figures; click to open its page. Population: 2024 census (BCR, ONEC). Income and employment: UNDP, from the 2023 household survey (EHPM). Density: InvestSalvador.com calculation from the census and the UNDP land areas. Boundaries: geoBoundaries (OpenStreetMap contributors, CC BY-SA 2.0), grouped by Decree 762.

Municipalities and districts

Decree 762 merged the 262 old municipalities into 44 from 1 May 2024. The old municipalities became districts. La Unión has 2 municipalities:4

Municipalities and districts
Municipality Population 2024 Urban Area, km² People per km² Average labour income, 2023 Employment rate, 2023
La Unión Sur 116,835 30.0% 918.7 127 $327.96 57.1%
La Unión Norte 107,540 13.8% 1,155.7 93 $273.35 51.0%

Source: BCR and ONEC: VII Population Census 2024, population by department, municipality and district, urban and rural (Excel, in Spanish); UNDP: socio-economic map, guide to the 44 new municipalities of El Salvador, October 2024 (PDF, in Spanish)1,3

  • La Unión Sur (8 districts): Conchagua, El Carmen, Intipucá, La Unión, Meanguera del Golfo, San Alejo, Yayantique, Yucuaiquín
  • La Unión Norte (10 districts): Anamorós, Bolívar, Concepción de Oriente, El Sauce, Lislique, Nueva Esparta, Pasaquina, Polorós, San José La Fuente, Santa Rosa de Lima

Source: Legislative Assembly: Decree 762, the Special Law for the Territorial Restructuring of El Salvador4

Population and urban share: 2024 census. Area, labour income (average per worker, a month) and employment rate: UNDP, from the 2023 household survey (EHPM).

Largest districts

Largest districts of La Unión, population 2024
District Comparison People
La Unión 40,129
Santa Rosa de Lima 28,350
Conchagua 24,919
San Alejo 17,269
Pasaquina 15,286
Anamorós 14,210
El Carmen 13,611
Lislique 12,732

Source: BCR and ONEC: VII Population Census 2024, population by department, municipality and district, urban and rural (Excel, in Spanish)1

Economy and investment

  • Port of La Unión: the port received more than 70 ships in 2025, and its operations were up 30% in the first part of 2026.
  • Pacific Airport: the largest project of the 2026 public investment programme, with USD 210.22 million programmed for the year.
  • Surf City 2: the second phase of the tourism programme includes La Unión.

Source: Infobae: La Unión port raises its operations by 30%; Ministry of Finance: public investment programme 2026, report to July (PDF, in Spanish); Ministry of Finance: Budget Policy 2026 (PDF, in Spanish)6,7,8

Free zones

  • Calvo, free zone, La Unión (La Unión Sur)

Source: CAMTEX: free zones and industrial parks5

The free zones map shows every zone in the country, including the new zones authorised or under construction.

Sources

  1. BCR and ONEC: VII Population Census 2024, population by department, municipality and district, urban and rural (Excel, in Spanish)
  2. BCR: results of the VII Population Census and VI Housing Census, 31 October 2024 (in Spanish)
  3. UNDP: socio-economic map, guide to the 44 new municipalities of El Salvador, October 2024 (PDF, in Spanish)
  4. Legislative Assembly: Decree 762, the Special Law for the Territorial Restructuring of El Salvador (in Spanish)
  5. CAMTEX: free zones and industrial parks (in Spanish)
  6. Infobae: La Unión port raises its operations by 30% (in Spanish)
  7. Ministry of Finance: public investment programme 2026, report to July (PDF, in Spanish)
  8. Ministry of Finance: Budget Policy 2026 (PDF, in Spanish)

Figures checked 9 November 2026. Prepared by InvestSalvador.com for general information. Figures come from the sources listed.

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