There is a lot af variation in the sold price per square foot in Livermore, even in the last 3 months. For 3/2's it has been be as low as $196 and as high as $495. The average since 5/01/2013 is $344.30 per square foot (based on a 3 bedroom, 2 bath home). So, given the condition and specific location of the property, $300 per square foot could be reasonable for a Livermore home.
Feel free to reach out if you have any other questions, or would like more property specific information.
Livermore Real Estate Services