City report · United States
Sacramento
Measured across a 2 km radius around Downtown, Sacramento, CA, USA (12.57 km²)
- Tree cover
- 24.5%
- Air quality
- 50Good
- Trees in this area
- 73.9K
- More trees needed
- 16.6K
- Area analysed
- 12.07 km²land, in a 12.57 km² circle
- Satellite image
- Sep 15, 2026
Sacramento's tree count comes to 73,890 trees across 12.07 km² of land — 5 points below the 30% tree-cover level considered healthy for this area, meaning roughly 16,588 more trees would close the gap. Air quality currently reads AQI 50 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Below target
24.5% tree cover against a 30% healthy-neighbourhood target, across 12.07 km² of land.
Trees in this area
73,890
Target trees
90,478
More trees needed
16,588
CO₂ if planted / yr
364.9 t
Air quality detail
AQI 50Good
Observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
9.7
PM10
13.6
NO₂
6.6
O₃
64.0
SO₂
1.7
CO
131.0
Frequently asked
Questions about Sacramento
What is the tree count in Sacramento?
Sacramento has an estimated 73,890 trees across the 12.07 km² of land measured — 24.5% tree cover, 5 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Sacramento need?
Sacramento needs roughly 16,588 more trees to close a 5-point shortfall against its 30% tree-cover target — about 364.9 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Sacramento right now?
The latest reading for Sacramento shows an AQI of 50 (Good), observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Sacramento'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 Downtown; 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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