SKYDB Building database

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Panorama of San Diego File 674-325-856
structure #51904467building

Twenty by Six

existing 20 floors 1982

Location of Twenty by Six

Object dataJoin to edit

Floors20
Completion1982
Last Renovation2021
Structural Formhigh-rise building
Main Usagecommercial office
Status existing
Architectural Stylemodern
Address450 B Street
Smart Address450 B Street
Smart Address1249–1269 4th Avenue
Smart Address1250–1270 5th Avenue
Smart Address401–435 A Street
CitySan Diego, CA
CountryUnited States
Source: SKYDB | As of: 2026-10-18

Rating

The rating reflects architectural quality and visual impact as judged by SKYDB users, and feeds into how this building is ranked across the site.

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