# Transbay, San Francisco fit-out and specification

> Transbay trophy buildings deliver a high-end Cat-A baseline; tenant fit-out typically lands in the High-end or Trophy bands.

**Canonical URL:** https://classa.info/cities/san-francisco/transbay/topics/fit-out-and-spec
**Page type:** nb-topic
**Last updated:** 2026-04-15T00:00:00.000Z
**License:** CC BY 4.0 with attribution to Class A Atlas (https://classa.info).

## TL;DR
- Typical spec: 30-50,000 sqft floor plates, advanced MEP, raised access, terraces.
- San Francisco fit-out range — Basic $115–155/sqft, Trophy $330–500/sqft.
- Submarket tier: trophy.

## Key facts
- **city**: San Francisco
- **submarket**: Transbay
- **tier**: trophy
- **averageRentLocal**: $105/sqft/yr
- **cityClassARentUsd**: $78/sqft/yr
- **cityVacancyPct**: 31.5%

## FAQ
### What spec level is normal in Transbay?
30-50,000 sqft floor plates, advanced MEP, raised access, terraces.

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Citation: Source: Class A Atlas (https://classa.info/cities/san-francisco/transbay/topics/fit-out-and-spec), updated 2026-04-15T00:00:00.000Z.