re: .

Here is a sample cost structure for materials and contractor fees for a builder in the Houston inner loop area.
I don't know if it will help you but maybe you can see if there are any major cost differences.

avery sample
2700 sf PROFORMA
ITEM BUDGET
A/C $8,800.00
Alarm/Network wiring $1,700.00
Appliances $4,400.00 allowance
Gas fireplace $1,200.00
Building Materials $40,000.00
Cabinet/Door Hardware $2,000.00 allowance
Concrete flatwork $3,000.00 assumes alley access
Demo $5,000.00 assumption
Electric $8,800.00
Electric fixtures $3,400.00
Electric underground $975.00
Exterior doors $1,250.00 single fron/back with transomes
PAINT $14,900.00
Fence $3,700.00
Foundation $11,200.00
Framing Carpentry $14,500.00
Garage turnkey $8,000.00
Grade sand $750.00
Granite $6,500.00 allowance
Gutters $975.00
Hardwoods $14,500.00
High end front door $650.00
Insulation $2,750.00
Landscaping $5,000.00
Interior Clean $650.00
Mirror/glass $650.00
Threshold/weatherstrip $475.00
Interior doors $1,980.00
Plumbing $10,500.00
Plumbing Fixtures $5,200.00
Port o can $500.00
Roof $6,500.00
Sewer tap $975.00
Shower enclosure $1,250.00
Sheetrock $9,450.00
Tractor work $350.00
Tile $4,000.00 allowance
Tile labor $4,000.00
Trim Carpentry $10,125.00
Trim Materials $10,125.00
Waste Removal $5,000.00
Windows $6,500.00

Sub Total $242,180.00

architecture/engineering $3,500.00
Insurance $2,900.00
Permits $2,000.00
UTILITIES $1,500.00

Sub Total $9,900.00

Grand Total $252,080.00
20% contractor fee 50,416
TOTAL JOB 302,496.00