The hardwood floor in the living room and bedrooms also appear as different shades/stains.We are not sure whether to just refinish the hardwood floors or replace the hardwood floor with vinyl.Does the (assumed) increased worth of hardwood floors compensate for the (assumed) loss of value due to the mismatched floor styles and materials throughout the home?

Beneath decades of bad flooring choices: if there was hardwood; we refinished it.

The foundation was not good, requiring pulling up the hardwood floors (that were beautiful) and replacing the subfloor. 

I'm no stranger to home renovations, I've had experience resurfacing hardwood, putting up drywall, installing dryers, etc on my dad's property.

We brought in a dumpster and tossed the entire contents of the house and stripped out the carpet to find these amazing, 100 year old hardwood floors. 

solid wood doors, granite tops, plywood cabinets, hardwood flooring, along with most of what you mentioned

Being and X logger and Timberland owner from Oregon I am also interested in plantation hardwood production in Belize we looked into a little bit but that will be the next deep dive.AS for the Island thats another unique situation and one that we are still looking at if we want to invest or not.

Kept carpet in LR and hardwood in bedrooms.

Remodeled the property: New windows, refinished hardwood, new kitchen, new doors, vinyl plank flooring, stainless steel appliances, washer/dryer, quartz countertops.

Lastly, we refinished the hardwood floors and painted the old brick fireplace white.