Treznea: population and statistics
Treznea has a population of 1,038 (2026) across 37.0 km², or 28.0 people per km². It ranks 3,031 of 3,181 localities by population. Its population is stable: +0.3% between 2016 and 2026.
- 1,038 residents
- 37.0 km²
- 28 people/km²
Key points
Among the 61 localities in Sălaj County, Treznea ranks No. 56 by population.
Companies registered in the last 12 months per 1,000 inhabitants: 0.00 ‰ in Treznea, compared with an average of 2.57 ‰ in Sălaj County and 3.92 ‰ nationally.
Treznea: the most common activity among active businesses is Wholesale trade (except motor vehicles) (15 businesses).
Treznea in numbers
Where is Treznea?
Population of Treznea over time
Treznea had 1,035 residents in 2016 and 1,038 in 2026.
| Year | Population (by registered residence) |
|---|---|
| 2021 | 1,044 |
| 2022 | 1,046 |
| 2023 | 1,039 |
| 2024 | 1,034 |
| 2025 | 1,052 |
| 2026 | 1,038 |
Did you know?
- Number 1 in Sălaj County for “Building permits for residential buildings per 1,000 inhabitants”.
- Number 1 in Sălaj County for “Average living floor area per dwelling (m²)”.
- “Companies registered in the last 12 months per 1,000 inhabitants”: lower than in 98% of localities.
- “Existing dwellings”: lower than in 97% of localities.
- “Education units per 10,000 inhabitants”: higher than in 96% of localities.
- Its area is roughly equal to 5,189 football pitches.
- Its population density is 3.2 times lower than the national average.
All indicators for Treznea
Value for the locality, then the regional average and the national median (for counts: regional and national totals). The gauge places the locality between the lowest and highest value in the country.
Population
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| People settling in the municipality per 1,000 inhabitants (2025) | 12.5 ‰ | 14.1 ‰ | 16.0 ‰ | ranked 2,363 of 3,163 | |
| People leaving the municipality per 1,000 inhabitants (2025) | 21.2 ‰ | 16.3 ‰ | 17.3 ‰ | ranked 690 of 3,163 | |
| Live births per 1,000 inhabitants (2025) | 4.8 ‰ | 8.8 ‰ | 6.9 ‰ | ranked 2,589 of 3,157 | |
| Deaths per 1,000 inhabitants (2025) | 10.6 ‰ | 11.4 ‰ | 13.0 ‰ | ranked 2,324 of 3,163 |
Housing
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| Length of the drinking-water network per 1,000 inhabitants (2025) | 19.08 km | 7.56 km | 7.67 km | ranked 186 of 2,728 | |
| Building permits for residential buildings per 1,000 inhabitants (2025) | 7.71 ‰ | 1.93 ‰ | 1.53 ‰ | ranked 121 of 2,438 | |
| Existing dwellings (2025) | 536 | 109,182 | 10,177,161 | ranked 3,101 of 3,181 | |
| Dwellings per 1,000 inhabitants (2025) | 516.4 ‰ | 462.4 ‰ | 484.8 ‰ | ranked 1,239 of 3,163 | |
| Average living floor area per dwelling (m²) (2025) | 72.5 m² | 52.2 m² | 50.3 m² | ranked 109 of 3,163 |
Economy
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| Active companies in the trade register per 1,000 inhabitants (2026) | 32.8 ‰ | 41.7 ‰ | 29.4 ‰ | ranked 1,323 of 3,163 | |
| Companies registered in the last 12 months per 1,000 inhabitants (2026) | 0.00 ‰ | 2.57 ‰ | 2.10 ‰ | ranked 3,005 of 3,163 |
Employment
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| Average number of employees per 1,000 inhabitants (2024) | 85 ‰ | 223 ‰ | 71 ‰ | ranked 1,271 of 3,163 | |
| Registered unemployed as a share of labour resources (working-age population) (2026) | 7.4% | 4.0% | 2.3% | ranked 391 of 3,163 |
Environment
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| Drinking water distributed per inhabitant (m³) (2025) | 27.0 m³ | 35.4 m³ | 27.2 m³ | ranked 1,343 of 2,656 |
Education
| Indicator | Treznea | Sălaj County | National | Position? | Rank |
|---|---|---|---|---|---|
| School population (children, pupils and students) per 1,000 inhabitants (2025) | 102 ‰ | 154 ‰ | 91 ‰ | ranked 1,185 of 3,158 | |
| Education units per 10,000 inhabitants (2025) | 9.6 per 10,000 inh. | 4.4 per 10,000 inh. | 3.6 per 10,000 inh. | ranked 131 of 3,122 |
Businesses by activity: Treznea
Active businesses in the business register with a recorded activity, by section and by activity (NACE Rev. 2). Only activities with at least 3 businesses are shown.
By industry section
- Wholesale and retail trade20 · 27.4%
- Transport and storage10 · 13.7%
- Manufacturing7 · 9.6%
- Construction7 · 9.6%
- Agriculture, forestry and fishing6 · 8.2%
- Professional, scientific and technical6 · 8.2%
- Real estate4 · 5.5%
- Information and communication3 · 4.1%
Most common activities
- Wholesale trade (except motor vehicles)15 · 20.5%
- Retail trade (except motor vehicles)13 · 17.8%
- Land transport and transport via pipelines9 · 12.3%
- Specialised construction activities6 · 8.2%
- Crop and animal production, hunting and related services5 · 6.8%
- Construction of buildings5 · 6.8%
- Warehousing and transport support activities4 · 5.5%
- Real estate activities4 · 5.5%
- Head offices and management consultancy4 · 5.5%
- Advertising and market research4 · 5.5%
Frequently asked questions
What is the population of Treznea?
Treznea has 1,038 residents (2026), ranking 3,031 of 3,181 localities.
How big is Treznea?
Treznea covers 37.0 km², with a density of 28 people per km².
Is the population of Treznea growing?
Between 2016 and 2026, the population of Treznea went from 1,035 to 1,038, a change of +0.3%.
Where is Treznea?
Treznea is in Sălaj County. Latitude 47.105, longitude 23.075.
Companies registered in the last 12 months per 1,000 inhabitants: what is the figure for Treznea?
In Treznea, “Companies registered in the last 12 months per 1,000 inhabitants” stands at 0.00 ‰ (2026), ranking 3,005 of 3,163 localities; the national median is 2.10 ‰.
Existing dwellings: what is the figure for Treznea?
In Treznea, “Existing dwellings” stands at 536 (2025), ranking 3,101 of 3,181 localities; the national median is 1,464.
Which localities border Treznea?
The nearest to Treznea are Agrij (6.3 km), Românași (7.2 km), Meseșenii de Jos (8.6 km), Buciumi (8.9 km), Zalău (9.7 km).