Probable cases of Dengue in the population in Rio de Janeiro

Rio de Janeiro: Probable cases of Dengue in the population was 29,480 in 2025. ◆ Volatile

Latest (2025)
29,480
Change on year
down 90.2%
Rank
3rd
of 11 groups
All-time high
302,309
in 2024
All-time low
2,696
in 2021
Years of data
12
2014–2025

Probable cases of Dengue in the population in Rio de Janeiro, 2014–2025

0100.0k200.0k300.0k2014201920252014: 7.8k2015: 73.7k2016: 88.4k2017: 10.8k2018: 14.8k2019: 32.1k2020: 4.5k2021: 2.7k2022: 11.1k2023: 49.9k2024: 302.3k2025: 29.5k

Source: UNICEF.

Analysis

The most recent figure for probable cases of dengue in the population in Rio de Janeiro is 29,480, measured in 2025.

Compared with earlier readings it is down 90.2% on the previous year and down 60.0% over ten years.

Over the whole period, probable cases of dengue in the population in Rio de Janeiro peaked at 302,309 in 2024 and was at its lowest, 2,696, in 2021.

The series is highly variable year to year, so single readings are best treated with caution.

Probable cases of Dengue in the population in Rio de Janeiro, year by year

Annual values for Probable cases of Dengue in the population in Rio de Janeiro, 2014 to 2025.
Year Value Change
2014 7,846
2015 73,705 +839.4%
2016 88,427 +20.0%
2017 10,758 -87.8%
2018 14,850 +38.0%
2019 32,124 +116.3%
2020 4,540 -85.9%
2021 2,696 -40.6%
2022 11,138 +313.1%
2023 49,917 +348.2%
2024 302,309 +505.6%
2025 29,480 -90.2%

Averages by decade

DecadeAverage LowestHighest Years
2010s 37,952 7,846 88,427 6
2020s 66,680 2,696 302,309 6

Countries ranked near Rio de Janeiro

  1. 1 Brazil 1.65 million compare
  2. 2 Madagascar 163,994 compare
  3. 3 Puerto Rico 108,061 compare
  4. 4 Serbia 85,801 compare
  5. 5 Malta 35,403 compare
  6. 6 Spain 34,498 compare

See the full ranking of 28 places →

Frequently asked questions

What is probable cases of dengue in the population in Rio de Janeiro?
Probable cases of dengue in the population in Rio de Janeiro was 29,480 in 2025, according to UNICEF.
What is the highest probable cases of dengue in the population recorded in Rio de Janeiro?
The highest recorded value was 302,309 in 2024.
What is the lowest probable cases of dengue in the population recorded in Rio de Janeiro?
The lowest recorded value was 2,696 in 2021.
How does Rio de Janeiro rank for probable cases of dengue in the population?
Rio de Janeiro ranks 3rd out of 11 groups with data for 2025.
Is probable cases of dengue in the population rising or falling in Rio de Janeiro?
Over the last ten years it is down 60.0%. The long-run trend across the full record is volatile.
Where does this Rio de Janeiro data come from?
The figures come from UNICEF, published as part of Probable cases of Dengue in the population. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 12 observations, free to reuse under UNICEF Terms of Use (attribution required).

Share, cite or embed this page

Cite this page

Probable cases of Dengue in the population in Rio de Janeiro. Statizoid, drawing on UNICEF. Retrieved 22 August 2026, from https://population.statizoid.com/stat/probable-cases-of-dengue-in-the-population/rio-de-janeiro/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under UNICEF Terms of Use (attribution required); please keep the attribution.

<a href="https://population.statizoid.com/stat/probable-cases-of-dengue-in-the-population/rio-de-janeiro/">Probable cases of Dengue in the population in Rio de Janeiro</a> — Statizoid

About this data

Indicator
Probable cases of Dengue in the population
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
28 places, 332 data points, 2014–2025
Last refreshed