Which ZIP code in Whittier has the highest median household income?

90603 (Whittier), at $136,705 (±$11,808), among 6 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

Richest ZIP codes in Whittier, CA

These are the 6 ZIP codes in Whittier, CA with the highest median household income, out of 6 with at least 1,000 residents. 90603 (Whittier, $136,705), 90604 (Whittier, $105,074) and 90601 (Whittier, $104,052) lead the list. There is no single "best" ZIP code in Whittier; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Richest ZIP codes in Whittier

Rank	ZIP	Mailing city	Median household income	Residents	Households	Residential mailboxes
1	90603	Whittier	$136,705 ±$11,808	21,118	6,504	7,069
2	90604	Whittier	$105,074 ±$4,395	39,276	11,725	12,599
3	90601	Whittier	$104,052 ±$6,792	30,078	10,867	11,493
4	90606	Whittier	$100,428 ±$8,493	32,057	8,801	9,063
5	90605	Whittier	$99,635 ±$7,291	39,387	10,883	10,972
6	90602	Whittier	$68,505 ±$2,950	25,905	8,163	9,119

How we ranked them

Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population. ZIP codes need at least 1,000 residents to be ranked; 6 of 6 qualify.

Which of these to mail, and why

Higher-income ZIP codes suit offers with a bigger ticket: remodeling, pools, roofing, financial planning, private schools, premium dining. A median describes the middle household, not every door, so the routes inside each ZIP still vary.

The top five ZIP codes on this list hold 48,780 households, on 93 carrier routes with 51,196 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 90603 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Whittier has the highest median household income?: 90603 (Whittier), at $136,705 (±$11,808), among 6 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population.
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.