477 S Market St

477 S Market St is a 7-story building in Downtown San José with 97% of its floor area within daylight reach of a facade. This screen estimates 134 homes and scores it 98 out of 100 for office-to-residential conversion suitability.

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

477 S Market St97% of each floor sits within daylight reach of a facade. The hatched area is windowless core: 679 sq ft per floor that must be renovated but can never be rented as an apartment. Deepest interior point: 40 ft from the nearest window.

This building's conversion pencils at default assumptions without any subsidy.

Every floor carries 679 sq ft of windowless core — area that must be gutted, seismically braced and sprinklered but can never be rented as an apartment. Across 6 residential floors that is 4,073 sq ft of cost carrying no revenue.

Modeled conversion metrics for 477 S Market St, 2026-09-12.
Suitability scoreStrong candidate98 / 100
Storiesfrom 80 ft LiDAR height ÷ 12 ft floor-to-floor7
Floor plateper floor, from the city footprint21,728 sq ft
Daylight efficiencyshare within 35 ft of a facade97%
Deepest interior pointviability threshold is 80 ft40 ft
Windowless coreper floor — renovated but never rentable679 sq ft
Estimated homesat 750 sq ft average134
Conversion cost$405/sq ft all-in on 130,365 sq ft$52.8M
Gap before grantpencils unsubsidized-$4.2M
Modeled RESIDE grantbelow the statutory cap$8.0M
ZoningDowntownDC-NT1

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.