ZIP Code 58503

ZIP code 58503, serving the Bismarck area, ranks among North Dakota's more affluent communities, with a median household income of $102,333 and per-capita income of $52,843. Homes here carry a median value of $393,700, and the county-level property tax rate of 0.88% applies to that valuation. Shoppers pay a combined 8.00% sales tax on purchases. Household earnings and property values sit well above statewide norms, placing this ZIP firmly in upper-income territory. The tax structure reflects that standing: property levies stay below one percent, while the sales tax matches North Dakota's standard combined rate.