What is extended replacement cost and should I have it?
It pays a stated percentage above your dwelling limit when rebuilding costs more than expected. In a market with custom construction, difficult lots and a limited trade base, bids overshoot estimates regularly. On a house in this value range it is one of the most worthwhile terms on the policy.
Why would a rebuild here take longer?
Design review, constrained access and a smaller pool of builders all add time before and during construction. That is not a criticism of the town, it is a planning fact, and your loss of use limit should be set with it in mind rather than against a Valley timeline.
Is a standard homeowners policy enough for a house at this value?
Sometimes, and it is worth testing rather than assuming. The question is whether the carrier can handle the reconstruction cost and the construction type, not whether they will accept the premium. We write across more than one company and will tell you where yours sits.