Aircraft noise in Grantville (92108, 92120, 92124)
Grantville experiences approximately 157 aircraft overflights per day, primarily military and general-aviation aircraft, passing below 3,000 ft. San Diego International Airport traffic adds another 78 overflights a day. Estimated peak ground noise reaches 69–74 dB — enough to interrupt conversation outdoors. It ranks #13 of 30 San Diego neighborhoods for aircraft noise exposure. (Flight Path Noise monitoring data, 90 days to 2026-09-25.)
Data: 90 days to 2026-09-25 · all tracked aircraft over Grantville · updated monthly
Where the noise comes from
Grantville hears traffic from 2 distinct sources:
Military & general aviation (Montgomery-Gibbs, Miramar, North Island)
80 overflights/day (51%) · typically 1,300 ft
Around 80 low overflights a day come from military and general-aviation traffic that isn't using San Diego International — mainly Montgomery-Gibbs Executive, MCAS Miramar, NAS North Island and Gillespie Field. Light-aircraft counts are tracked overflights only — many training and private aircraft carry no ADS-B transponder, so true numbers are higher.
San Diego International Airport
live map →78 overflights/day (49%) · typically 6,400 ft
San Diego International Airport contributes arrivals over Grantville, typically mostly above 5,000 ft.
Light-aircraft counts are tracked overflights only — many training and private aircraft carry no ADS-B transponder, so true numbers are higher.
How nearby neighborhoods compare
| Neighborhood | Overflights / day | Rank |
|---|---|---|
| Kearny Mesa | 270 | #5 |
| Serra Mesa | 227 | #6 |
| Del Cerro | 164 | #11 |
| Grantville | 157 | #13 |
| Allied Gardens | 141 | #14 |
Common questions
- Is Grantville under a flight path?
- Yes — Grantville is directly under the area's flight paths, with around 157 overflights on a typical day, mostly arrivals.
- Which airport's aircraft fly over Grantville?
- More than one source: other low-flying aircraft (~80/day), San Diego International Airport (~78/day). The breakdown above shows each source's pattern.
- What time do planes start over Grantville?
- The first movements typically pass over Grantville around 3:35am, building through the morning peak.
- Is it quieter in Grantville on weekends?
- Not much — weekday and weekend traffic over Grantville is similar (161 vs 159 overflights a day).
Checking a specific address?
This page shows neighborhood-wide averages. An address report gives you the exact overflight count, altitudes, hourly pattern and noise estimate for one property. Leave your email and we'll let you know when reports are ready for Grantville.
