It's up to you. Outside is much harder because it requires more prep, patience, time, help, money and of course, effort. I have been painting my own houses and rental properties interiors for 20 years, and I painted the exterior of one, once. I then had it promptly done again by professionals who said it would have been cheaper if they didn't have to undo my work first. My advice is to get pros for the outside because everyone will see it.
Dirt and grime are bound to develop on exterior house paint after some time. Luckily, you can easily clean your home with a pressure washer. It’s recommended that you pressure wash your home about five or six years after the initial paint job. For areas like porches and overhangs, you should clean them more often. Taking a garden hose to these areas once a year should do the trick.
Having a professional paint your home from top to bottom, inside and outside has a number of advantages. For one thing, it'll save you a ton of time by not having to do the work yourself. In addition, you won't have to be concerned about safety issues, such as climbing a ladder to paint your house's gutters. Best of all, you can expect a clean, attractive finished product from a professional painter.
You can expect to pay between $700 to $3,000 to paint wood siding. You’ll end up spending $1 to $3 per square foot, but typically you’ll find this material is cheaper than brick or vinyl. Wood requires some type of sealant, be it paint, stain or oil. Lumber takes well to a wide variety of coverings giving you endless options for modern, contemporary or classic looks. Some things to consider when choosing wood: