How Much Does SEO & Internet Marketing Costs? $1,000 - $1,500/month: Local area $2,500 - $6000/month: Big city or county $10,000 + per month: All 50 states The cost of SEO and Digital Marketing depends on your competition. If you own a local nail salon and your target market is within a 3 mile radius, then internet marketing will be less expensive. Why? Because you're only competing with maybe 10-15