233 W Santa Clara St

233 W Santa Clara St is a 10-story building in Downtown San José with 84% of its floor area within daylight reach of a facade. This screen estimates 126 homes and scores it 81 out of 100 for office-to-residential conversion suitability.

CA-16 · Screened 2026-09-12 · Strong candidate

233 W Santa Clara St84% of each floor sits within daylight reach of a facade. The hatched area is windowless core: 2,487 sq ft per floor that must be renovated but can never be rented as an apartment. Deepest interior point: 58 ft from the nearest window.

This building does not pencil on its own, but a modeled RESIDE Act grant closes the gap.

Every floor carries 2,487 sq ft of windowless core — area that must be gutted, seismically braced and sprinklered but can never be rented as an apartment. Across 9 residential floors that is 22,383 sq ft of cost carrying no revenue.

Modeled conversion metrics for 233 W Santa Clara St, 2026-09-12.
Suitability scoreStrong candidate81 / 100
Storiesfrom 123 ft LiDAR height ÷ 12 ft floor-to-floor10
Floor plateper floor, from the city footprint15,612 sq ft
Daylight efficiencyshare within 35 ft of a facade84%
Deepest interior pointviability threshold is 80 ft58 ft
Windowless coreper floor — renovated but never rentable2,487 sq ft
Estimated homesat 750 sq ft average126
Conversion cost$405/sq ft all-in on 140,510 sq ft$56.9M
Gap before grantshortfall against completed value$3.4M
Modeled RESIDE grantbelow the statutory cap$7.6M
ZoningDowntownDC

These figures are a screen, not a feasibility study, and they come from public footprint and height data rather than from plans. See how this was computed and what it cannot tell you, or open this building in the interactive survey to change the assumptions behind it.