Some Tiny House Blog readers might remember the backyard guesthouse project I was working on last fall. Well, the Tiny Guesthouse Challenge is complete and my mother’s backyard guesthouse now has a new bathroom and a few other additions. A 5 foot by 7 foot addition was added onto the existing building by a local builder who lives right up the street. The bathroom contains a shower, sink and cabinet, and a low-flow toilet.
We bit the bullet and decided to have a 300 gallon septic tank and leach field put in behind the house. We do not have any neighbors or facilities within 5 miles from the back of the house and the property is adjacent to a county wilderness area. The water for the shower and sinks was run from our pump house, which is right next door to the guest house. Because the addition was so small, and we live in an unincorporated area, we did not need to get a permit. Continue reading