Richest ZIP codes in Sonoma County, CA

These are the 25 ZIP codes in Sonoma County with the highest median household income, out of 27 with at least 1,000 residents. 95442 (Glen Ellen, $164,750), 94923 (Bodega Bay, $147,546) and 95497 (The Sea Ranch, $138,125) lead the list. There is no single "best" ZIP code in Sonoma County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Richest ZIP codes in Sonoma County

RankZIPMailing cityMedian household incomeResidentsHouseholdsResidential mailboxes
195442Glen Ellen$164,750 ±$61,8783,4491,6421,174
294923Bodega Bay$147,546 ±$91,2101,483693155
395497The Sea Ranch$138,125 ±$31,6591,275692—
495492Windsor$134,211 ±$15,18027,4299,62710,279
595441Geyserville$126,806 ±$19,4971,648705629
695465Occidental$120,781 ±$18,6731,203545535
795425Cloverdale$119,092 ±$14,09610,9784,3094,509
895452Kenwood$118,986 ±$48,4461,762620475
995405Santa Rosa$118,299 ±$15,48822,7449,4299,286
1094952Petaluma$117,343 ±$7,47333,78513,98514,079
1194954Petaluma$113,527 ±$7,56037,57414,87614,911
1295436Forestville$109,531 ±$27,6425,8212,3542,425
1395472Sebastopol$108,925 ±$8,55128,74711,73411,767
1495409Santa Rosa$107,867 ±$10,42025,61611,44413,095
1594951Penngrove$106,332 ±$19,6973,2941,4191,408
1695404Santa Rosa$105,437 ±$6,07737,01115,47817,784
1795476Sonoma$105,374 ±$7,47835,19615,07215,681
1895448Healdsburg$105,120 ±$7,60316,0776,7417,688
1994931Cotati$101,994 ±$21,0809,4874,0723,755
2094928Rohnert Park$99,280 ±$5,89946,82917,20018,764
2195403Santa Rosa$98,191 ±$7,06445,80616,82318,952
2294515Calistoga$94,464 ±$27,1386,9462,6153,122
2395401Santa Rosa$93,615 ±$9,40836,86113,84015,027
2495446Guerneville$85,833 ±$12,5584,6072,3742,875
2595462Monte Rio$85,536 ±$42,8161,058583363

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; 27 of 39 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 13,359 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 95442 on the EDDM route map

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Frequently asked questions

Which ZIP code in Sonoma County has the highest median household income?
95442 (Glen Ellen), at $164,750 (±$61,878), among 27 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.