ZIP Code 03230

Households in ZIP code 03230, near Concord, bring in a median of $71,685 a year, while per-capita income sits at $38,399. A median home value of $240,700 pairs with a county effective property tax rate of 1.84%, which works out to meaningful annual carrying costs on top of a mortgage. There's no combined sales tax here, so everyday purchases aren't adding to the bill. Between property taxes and housing costs, owners here devote a real share of earnings to their homes, while renters and others avoid the sales-tax line entirely.