City report · United States
Jacksonville
Measured across a 2 km radius around Hogan's Creek, Jacksonville, FL, USA (12.57 km²)
- Tree cover
- 32.8%
- Air quality
- 51Moderate
- Trees in this area
- 91.3K
- More trees needed
- 0
- Area analysed
- 11.14 km²land, in a 12.57 km² circle
- Satellite image
- Sep 11, 2026
Jacksonville's tree count comes to 91,297 trees across 11.14 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 51 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
32.8% tree cover against a 30% healthy-neighbourhood target, across 11.14 km² of land.
Trees in this area
91,297
Target trees
91,297
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 51Moderate
Observed Sep 21, 23:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
13.4
PM10
16.4
NO₂
18.8
O₃
63.0
SO₂
1.1
CO
290.0
Frequently asked
Questions about Jacksonville
What is the tree count in Jacksonville?
Jacksonville has an estimated 91,297 trees across the 11.14 km² of land measured — 32.8% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Jacksonville need?
Jacksonville has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Jacksonville right now?
The latest reading for Jacksonville shows an AQI of 51 (Moderate), observed Sep 21, 23:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Jacksonville's tree cover and air quality measured?
Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Hogan's Creek; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS and may differ from street-level monitors.
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