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Avicebrontoday at 7:05 PM9 repliesview on HN

I know that commercial and residential building codes are different, but you would think converting them to residential units would fix this..


Replies

skybriantoday at 7:10 PM

The article goes into this:

> The city of Seattle estimates that, with aggressive incentives, conversions could generate up to 6,000 housing units over the next seven years. At a rough approximation, that would use around a fifth of the city’s present office surplus.

> But “potential” is doing a lot of work here.

> Newer, larger office buildings, like the U.S. Bank Center, are hugely impractical for conversion, thanks to massive floor plates, centralized plumbing and other utilities and a host of other constraints.

> The preferred candidates are typically smaller, older buildings, especially those with C- or E-shaped floor layouts, which make it easier to create smaller units with adequate windows.

> But these buildings can be prohibitively costly to bring up to seismic and energy building codes, said Jen Pasquier, a Seattle developer who wants to convert the 10-story Liggett Building, at Fourth and Pike, into 93 apartments.

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hirsintoday at 7:19 PM

On top of the architectural challenges and efficacy of it, you have to contend with the terms of the bank loans that apply. Those are why the buildings "can't" lower rents to attract new business.

If they sign a lease at a new lower rent it basically triggers a re-check of "can they repay the loan based on their rental income?", which comes back as "no". That trigger _doesn't_ occur if you just leave the building empty, with _no one_ paying rent, because your last mark to market rent was high enough.

Fundamentally changing the type of tenant in the building would presumably trigger that check as well.

It's a shell game that eventually leads to the loan defaulting, but both the bank and the building owner are happy to pretend they can't see the train coming down the tracks at them.

For an example of this in Seattle that everyone was calling years ahead of the collision, see the Martin Selig sagas https://deepnewz.com/real-estate/seattle-developer-selig-war...

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kccqzytoday at 7:56 PM

On top of architectural issues like plumbing and access to windows, cities like NYC have programs where converting economically obsolete offices to residential exempts the building from property taxes if at least some units are for low-income renters.

cryzingertoday at 7:10 PM

It's not easy, but some people are trying it! https://www.npr.org/2026/02/21/g-s1-110595/from-cubicles-to-...

cozzydtoday at 7:16 PM

I live in a converted office building I. Downtown Chicago . But it was built in 1913. Newer office buildings are less practical to convert due to larger floor plates. Older office buildings are smaller or have light wells etc.

forlorn_mammothtoday at 7:16 PM

might depend how different the codes are. could be a really expensive retrofit. Residential and office put different stresses on infrastructure.

readthenotes1today at 7:10 PM

Apparently it's really expensive to convert to meet reasonably sane residential standards.

Add in required shrubbery, section 8 housing set-asides, rent control, etc., it becomes unattractive -- especially if the jobs have moved to business friendly suburbs

idontwantthistoday at 7:11 PM

The bipartisan housing bill that Trump has refused to sign included provisions for encouraging this.