City report · United States
Saint Paul
Measured across a 2 km radius around Core, St Paul, MN, USA (12.57 km²)
- Tree cover
- 32.8%
- Air quality
- 24Good
- Trees in this area
- 97.1K
- More trees needed
- 0
- Area analysed
- 11.84 km²land, in a 12.57 km² circle
- Satellite image
- Sep 10, 2026
Saint Paul's tree count comes to 97,068 trees across 11.84 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 24 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
32.8% tree cover against a 30% healthy-neighbourhood target, across 11.84 km² of land.
Trees in this area
97,068
Target trees
97,068
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 24Good
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
6.3
PM10
6.4
NO₂
15.9
O₃
34.0
SO₂
1.1
CO
225.0
Frequently asked
Questions about Saint Paul
What is the tree count in Saint Paul?
Saint Paul has an estimated 97,068 trees across the 11.84 km² of land measured — 32.8% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Saint Paul need?
Saint Paul has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Saint Paul right now?
The latest reading for Saint Paul shows an AQI of 24 (Good), observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Saint Paul'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 Core; 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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