Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/94928

94928

ZIP 94928 is in Rohnert Park, California, in Sonoma County; area codes 707 and 369; Pacific time. Rohnert Park has 3 ZIP codes; the others are 94926 and 94927.

Type
Standard
Time zone
America/Los_Angeles
County
Sonoma
Population
46,829
Coordinates
38.3459, -122.6935
☼ Live from 94928 — Rohnert Park, CA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 94928 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 94928
  • 🔢 Type 94928 into a pocket calculator and turn it upside down: BZGhG — not quite a word, sorry.
  • ➕ As a number, 94,928 = 2 × 2 × 2 × 2 × 17 × 349. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001011010000
  • 🏠 Its numerical neighbours: 94927 (Rohnert Park, CA, 1 mi away) and 94929 (Dillon Beach, CA, 16 mi away).
  • 🔄 Backwards, 94928 becomes 82949, which is not a ZIP code at all.
  • 👥 12 other ZIP codes are made of exactly the same digits (29849, 48929, 49289, 49829, 49892, 89429, …). The farthest-flung twin is 29849 in Ulmer, SC, 2,334 miles away.
  • 🧭 Farther south than 56% of all ZIP codes, and farther west than 97%.
  • 🎯1,293 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94928 and you would come out at 38.35°S, 57.31°E — 993 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 29m.
  • 📏 At 7.7 square miles of land, 94928 is bigger than 24% of ZIP codes — room for about 5.9 Central Parks.
🌙 The sky over 94928 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population46,829This ZIP46,829
Households17,200This ZIP17,200
Housing units17,826This ZIP17,826
Median age33.8This ZIP33.8California37.9US 38.9
Median household income$99,280This ZIP$99,280California$99,122US $80,734
Median home value$666,000This ZIP$666,000California$734,700US $332,700
Median gross rent$2,279This ZIP$2,279California$2,036US $1,413
Bachelor's degree or higher30.6%This ZIP30.6%
Mean commute26.3 minThis ZIP26.3 min
Population density6,045.6 / sq miThis ZIP6,045.6 / sq mi

Business and tax activity

Business establishments907This ZIP907
Employees13,276This ZIP13,276
Annual payroll$740,422,000This ZIP$740,422,000
Tax returns filed22,560This ZIP22,560
Total adjusted gross income$1,844,328,000This ZIP$1,844,328,000

Land area

Land area7.75 sq miThis ZIP7.75 sq mi
Water area0.00 sq mi

Other place names in 94928

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

ZIP codes near 94928

ZIPCityDistance
94926 Rohnert Park, CA 0.6 mi
94927 Rohnert Park, CA 0.6 mi
94931 Cotati, CA 1.9 mi
94951 Penngrove, CA 3.1 mi
95407 Santa Rosa, CA 4.4 mi
94999 Petaluma, CA 5.7 mi
95405 Santa Rosa, CA 6.5 mi
95402 Santa Rosa, CA 6.6 mi
95406 Santa Rosa, CA 6.6 mi
95473 Sebastopol, CA 8.0 mi

Find every ZIP code within 10 miles of 94928 →

Questions about this ZIP code

Where is ZIP code 94928?

94928 is in Rohnert Park, California, in Sonoma County, part of the Santa Rosa-Petaluma, CA metropolitan area. Its published point location is 38.3459, -122.6935.

What county is 94928 in?

94928 lies in Sonoma County.

What area code is 94928?

Rohnert Park uses area codes 707 and 369, from NANPA's telephone records.

What time zone is 94928 in?

94928 uses America/Los_Angeles.

How many people live in 94928?

About 46,829 people live in ZIP code 94928, in 17,200 households, at 6,045.6 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 94928?

$99,280 a year, against $99,122 across California.

What ZIP codes are near 94928?

The closest are 94926 (0.6 mi), 94927 (0.6 mi), 94931 (1.9 mi), 94951 (3.1 mi) and 95407 (4.4 mi).

Is 94928 a PO Box ZIP code?

94928 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “94928 ZIP Code — Rohnert Park, California (Sonoma County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94928

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/94928.json

Underlying data is public domain or openly licensed — sources, vintages and licences.