Tool

ZIP Codes Within a Radius

Enter a ZIP code and a distance. The tool lists every residential ZIP code whose center (the Census Bureau's internal point of its area) lies within that many miles, nearest first. PO Box and single-organization codes have no area of their own, so they are not placed.

17 other ZIP codes within 10 miles of 94542

The 10-mile circle around 94542's center; residential ZIP codes centered inside it, shaded by median household income in national fifths (ACS 2020-2024); the others are outlined. <$54k$98k+no figureZIP codes centered outside the circle

Distance between internal points, in miles
ZIP	Town	People	Miles
94542	Hayward, CA	14,871	0.0
94544	Hayward, CA	76,947	2.3
94541	Hayward, CA	67,139	3.6
94552	Castro Valley, CA	14,506	3.6
94587	Union City, CA	67,464	5.3
94545	Hayward, CA	32,843	5.7
94580	San Lorenzo, CA	29,420	6.1
94536	Fremont, CA	70,619	6.3
94578	San Leandro, CA	41,769	6.5
94579	San Leandro, CA	20,017	7.5
94546	Castro Valley, CA	44,855	7.5
94568	Dublin, CA	70,803	8.0
94583	San Ramon, CA	39,583	8.3
94555	Fremont, CA	37,501	8.4
94577	San Leandro, CA	46,317	8.9
94582	San Ramon, CA	47,424	9.7
94566	Pleasanton, CA	44,222	9.7
94605	Oakland, CA	44,103	10.0

Source: U.S. Census Bureau, 2023 Gazetteer internal points (2020 ZCTAs); GeoNames postal codes (CC BY 4.0) for a PO Box origin's town. Straight-line distance, not driving distance.