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zipcodes.pro — ZIP/99030

99030

ZIP 99030 is Rockford, Washington, in Spokane County; area code 509; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Spokane
Population
919
Coordinates
47.4778, -117.1129
☼ Live from 99030 — Rockford, WA

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 99030 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 99030
  • 🔢 Type 99030 into a pocket calculator and turn it upside down: OEOGG — not quite a word, sorry.
  • ➕ As a number, 99,030 = 2 × 3 × 5 × 3301. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000001011010110
  • 🏠 Its numerical neighbours: 99029 (Reardan, WA, 37 mi away) and 99031 (Spangle, WA, 11 mi away).
  • 🔄 Backwards, 99030 becomes 03099, which is not a ZIP code at all.
  • 👥 11 other ZIP codes are made of exactly the same digits (00939, 03909, 09039, 30099, 30909, 39090, …). The farthest-flung twin is 09039 in APO AE, a military post office, 4,962 miles away.
  • 🧭 Farther north than 96% of all ZIP codes, and farther west than 90%.
  • 🎯1,063 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99030 and you would come out at 47.48°S, 62.89°E — 360 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 58m of daylight. Shortest: 8h 26m.
  • 📏 At 72.6 square miles of land, 99030 is bigger than 70% of ZIP codes — room for about 55 Central Parks.
🌙 The sky over 99030 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population919This ZIP919
Households321This ZIP321
Housing units363This ZIP363
Median age42.4This ZIP42.4Washington38.3US 38.9
Median household income$86,250This ZIP$86,250Washington$98,141US $80,734
Median home value$362,200This ZIP$362,200Washington$564,600US $332,700
Median gross rent$992This ZIP$992Washington$1,760US $1,413
Bachelor's degree or higher24.0%This ZIP24.0%
Mean commute39.2 minThis ZIP39.2 min
Population density12.7 / sq miThis ZIP12.7 / sq mi

Business and tax activity

Business establishments20This ZIP20
Employees74This ZIP74
Annual payroll$2,894,000This ZIP$2,894,000
Tax returns filed550This ZIP550
Total adjusted gross income$43,943,000This ZIP$43,943,000

Land area

Land area72.60 sq miThis ZIP72.60 sq mi
Water area0.00 sq mi

Other place names in 99030

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

ZIP codes near 99030

ZIPCityDistance
99023 Mica, WA 6.2 mi
99012 Fairfield, WA 7.6 mi
83876 Worley, ID 7.8 mi
99036 Valleyford, WA 8.0 mi
99016 Greenacres, WA 8.3 mi
99031 Spangle, WA 11.1 mi
99039 Waverly, WA 11.1 mi
99019 Liberty Lake, WA 11.1 mi
99037 Veradale, WA 11.7 mi
99206 Spokane, WA 12.3 mi

Find every ZIP code within 10 miles of 99030 →

Questions about this ZIP code

Where is ZIP code 99030?

99030 is in Rockford, Washington, in Spokane County, part of the Spokane-Spokane Valley, WA metropolitan area. Its published point location is 47.4778, -117.1129.

What county is 99030 in?

99030 lies in Spokane County.

What area code is 99030?

Rockford uses area code 509, from NANPA's telephone records.

What time zone is 99030 in?

99030 uses America/Los_Angeles.

How many people live in 99030?

About 919 people live in ZIP code 99030, in 321 households, at 12.7 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 99030?

$86,250 a year, against $98,141 across Washington.

What ZIP codes are near 99030?

The closest are 99023 (6.2 mi), 99012 (7.6 mi), 83876 (7.8 mi), 99036 (8 mi) and 99016 (8.3 mi).

Is 99030 a PO Box ZIP code?

99030 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99030 ZIP Code — Rockford, Washington (Spokane County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99030

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