95129 home values at http://julianalee.com/zip-code/95129-statistics.htm
Top 2 agent nationwide at Keller Williams Realty, the nations largest
Over 20 years experience
Over 1,000 homes sold in Santa Clara County and San Mateo County
To get the most accurate answer, why not try contacting a Realtor or contractors in Warner Robins in Georgia. Unfortunately, while you may live in San Jose, there is no way for us here to know the costs. Repost your question using the proper zip code, and I'll bet you'll have plenty of great answers from people in Georgia!
Allison James Estates & Homes