The New Avenue blog

More than decade of content on the things we love: your home

Accessory Dwelling Unit, ADU, costs, projects Mason Blake Accessory Dwelling Unit, ADU, costs, projects Mason Blake

Cost to add a one-room accessory dwelling to a home in Menlo Park

This project, built in 2018, cost a total of $290,964.78 for design, permitting, and construction.

With a versatile design like this one, the family will be able to use the ADU as a gathering space, an additional home, or a rental for additional income. Over time, the ADU can serve multiple purposes, evolving to meet the owners’ needs.

Read More
costs, projects, ADU, Accessory Dwelling Unit Mason Blake costs, projects, ADU, Accessory Dwelling Unit Mason Blake

Cost to add a 430-square-foot backyard cottage in Berkeley

The backyard’s slope provided a lovely view from the rear of the yard, and Betsy hoped to take advantage of that in adding an ADU for her family. A New Avenue design professional created an ADU that could serve as a comfortable home and gave it a large deck and stairs to accommodate the unique backyard. The plans include a bedroom, a bathroom, a kitchen, and a living area.

Read More
costs, projects, ADU, Accessory Dwelling Unit Mason Blake costs, projects, ADU, Accessory Dwelling Unit Mason Blake

How much does property tax increase when you convert a shed into a two-bedroom accessory dwelling in Berkeley?

Property tax in this area tends to increase by one-half of one percent of the total cost of the project. When you add an accessory dwelling, your existing home is not reassessed. An ADU like this one will cost around $500,000, resulting in a tax increase of $2,500 per year. That’s $208.33 per month.

Read More

Schedule a free Assessment.

First step:

There’s no commitment, no pressure, no obligation.