I recently sold a listing @ 5510 N. Sheridan Rd. witha 600 SF terrace, albeit not to a pool, just a private terrace for the penthouse unit and it was $35,000 more than the other penthouse unit that didn't have a private terrace.
The access to the pool could be a negative if it's close to the terrace because of the noise from the pool, depending on the number of units that would utilize the pool, so you'd have to factor that into it.... more
It sounds like you're dealing with a bad appraisal and believe me I feel your pain. The bank is ultimately accountable for the work the appraiser does because it's their money on the line if something goes wrong.
As I understand it, mortgage brokers are no longer allowed to even speak to the appraisal and the person selected is supposed to be randomly assigned to keep fraud and outside influences out of the equation.
I have had many appraisals that were just plain wrong, and when that happens I always go directly to the loan officer and work with his broker to resolve the issue.
Most appraisers will actually only go back 6 months for comps. Check with your registry of deeds and see if any of the units sold fsbo. The appraiser may not have checked and that will help you...... more