City report · United States
Allentown
Measured across a 2 km radius around Allentown, PA, USA (12.57 km²)
- Tree cover
- 40.3%
- Air quality
- 37Good
- Trees in this area
- 127K
- More trees needed
- 0
- Area analysed
- 12.57 km²
- Satellite image
- Sep 16, 2026
Allentown's tree count comes to 126,606 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 37 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
40.3% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
126,606
Target trees
126,606
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 37Good
Observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
2.8
PM10
2.8
NO₂
4.3
O₃
77.0
SO₂
0.5
CO
187.0
Frequently asked
Questions about Allentown
What is the tree count in Allentown?
Allentown has an estimated 126,606 trees across the 12.57 km² measured — 40.3% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Allentown need?
Allentown has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Allentown right now?
The latest reading for Allentown shows an AQI of 37 (Good), observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Allentown'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 Allentown; 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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