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zipcodes.pro — ZIP/93420

93420

ZIP 93420 is in Arroyo Grande, California, in San Luis Obispo County; area codes 805 and 820; Pacific time. Arroyo Grande has 2 ZIP codes; the other is 93421.

Type
Standard
Time zone
America/Los_Angeles
Population
31,345
Coordinates
35.1760, -120.4768
☼ Live from 93420 — Arroyo Grande, CA

Weather right now

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Local time: —

Where 93420 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 93420
  • 🔢 Type 93420 into a pocket calculator and turn it upside down: OZhEG — not quite a word, sorry.
  • ➕ As a number, 93,420 = 2 × 2 × 3 × 3 × 3 × 5 × 173. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110110011101100
  • 🏠 Its numerical neighbours: 93412 (Los Osos, CA, 22 mi away) and 93421 (Arroyo Grande, CA, 8 mi away).
  • 🔄 Backwards, 93420 becomes 02439, which is not a ZIP code at all.
  • 👥 51 other ZIP codes are made of exactly the same digits (02349, 02493, 03249, 04239, 04923, 04932, …). The farthest-flung twin is 04932 in Dixmont, ME, 2,750 miles away.
  • 🧭 Farther south than 73% of all ZIP codes, and farther west than 94%.
  • 🎯1,239 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 93420 and you would come out at 35.18°S, 59.52°E — 1,018 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 32m of daylight. Shortest: 9h 47m.
  • 📏 At 197.4 square miles of land, 93420 is bigger than 91% of ZIP codes — room for about 150 Central Parks.
🌙 The sky over 93420 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population31,345This ZIP31,345
Households12,672This ZIP12,672
Housing units13,618This ZIP13,618
Median age48.2This ZIP48.2California37.9US 38.9
Median household income$110,553This ZIP$110,553California$99,122US $80,734
Median home value$917,900This ZIP$917,900California$734,700US $332,700
Median gross rent$2,187This ZIP$2,187California$2,036US $1,413
Bachelor's degree or higher44.1%This ZIP44.1%
Mean commute23.2 minThis ZIP23.2 min
Population density158.8 / sq miThis ZIP158.8 / sq mi

Business and tax activity

Business establishments888This ZIP888
Employees7,127This ZIP7,127
Annual payroll$379,386,000This ZIP$379,386,000
Tax returns filed14,130This ZIP14,130
Total adjusted gross income$1,720,614,000This ZIP$1,720,614,000

Land area

Land area197.43 sq miThis ZIP197.43 sq mi
Water area1.15 sq miThis ZIP1.15 sq mi

Other place names in 93420

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 93420

ZIPCityDistance
93421 Arroyo Grande, CA 7.6 mi
93401 San Luis Obispo, CA 8.9 mi
93433 Grover Beach, CA 8.9 mi
93483 Grover Beach, CA 9.0 mi
93475 Oceano, CA 9.2 mi
93448 Pismo Beach, CA 9.6 mi
93444 Nipomo, CA 9.8 mi
93449 Pismo Beach, CA 10.0 mi
93445 Oceano, CA 12.2 mi
93403 San Luis Obispo, CA 12.7 mi

Find every ZIP code within 10 miles of 93420 →

Questions about this ZIP code

Where is ZIP code 93420?

93420 is in Arroyo Grande, California, in San Luis Obispo County, part of the San Luis Obispo-Paso Robles, CA metropolitan area. Its published point location is 35.1760, -120.4768.

What county is 93420 in?

93420 lies in San Luis Obispo County.

What area code is 93420?

Arroyo Grande uses area codes 805 and 820, from NANPA's telephone records.

What time zone is 93420 in?

93420 uses America/Los_Angeles.

How many people live in 93420?

About 31,345 people live in ZIP code 93420, in 12,672 households, at 158.8 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 93420?

$110,553 a year, against $99,122 across California.

What ZIP codes are near 93420?

The closest are 93421 (7.6 mi), 93401 (8.9 mi), 93433 (8.9 mi), 93483 (9 mi) and 93475 (9.2 mi).

Is 93420 a PO Box ZIP code?

93420 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “93420 ZIP Code — Arroyo Grande, California (San Luis Obispo County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/93420

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