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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/48074

48074

ZIP 48074 is Smiths Creek, Michigan, in St. Clair County; area code 810; Eastern time.

Type
Standard
Time zone
America/Detroit
County
St. Clair
Population
9,624
Coordinates
42.9502, -82.5616
☼ Live from 48074 — Smiths Creek, MI

Weather right now

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Local time: —

Where 48074 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 48074
  • 🔢 Type 48074 into a pocket calculator and turn it upside down: hLOBh — not quite a word, sorry.
  • ➕ As a number, 48,074 = 2 × 13 × 43 × 43. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011101111001010
  • 🏠 Its numerical neighbours: 48073 (Royal Oak, MI, 43 mi away) and 48075 (Southfield, MI, 48 mi away).
  • 🔄 Backwards, 48074 becomes 47084, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (04478, 04487, 04847, 07844, 40847, 40874, …). The farthest-flung twin is 84740 in Junction, UT, 1,582 miles away.
  • 🧭 Farther north than 82% of all ZIP codes, and farther east than 64%.
  • 🎯856 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 48074 and you would come out at 42.95°S, 97.44°E — 1,260 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 21m of daylight. Shortest: 9h 00m.
  • 📏 At 37.2 square miles of land, 48074 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
🌙 The sky over 48074 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population9,624This ZIP9,624
Households3,796This ZIP3,796
Housing units3,855This ZIP3,855
Median age40.6This ZIP40.6Michigan40.2US 38.9
Median household income$71,047This ZIP$71,047Michigan$72,875US $80,734
Median home value$197,500This ZIP$197,500Michigan$231,600US $332,700
Median gross rent$1,150This ZIP$1,150Michigan$1,129US $1,413
Bachelor's degree or higher14.4%This ZIP14.4%
Mean commute28.5 minThis ZIP28.5 min
Population density258.9 / sq miThis ZIP258.9 / sq mi

Business and tax activity

Business establishments151This ZIP151
Employees1,287This ZIP1,287
Annual payroll$56,765,000This ZIP$56,765,000
Tax returns filed4,830This ZIP4,830
Total adjusted gross income$281,408,000This ZIP$281,408,000

Land area

Land area37.18 sq miThis ZIP37.18 sq mi
Water area0.33 sq miThis ZIP0.33 sq mi

Other place names in 48074

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

ZIP codes near 48074

ZIPCityDistance
48040 Marysville, MI 4.9 mi
48060 Port Huron, MI 5.7 mi
48049 North Street, MI 6.3 mi
48079 Saint Clair, MI 6.3 mi
48027 Goodells, MI 6.7 mi
48061 Port Huron, MI 7.1 mi
48063 Columbus, MI 8.8 mi
48004 Anchorville, MI 10.2 mi
48059 Fort Gratiot, MI 10.3 mi
48006 Avoca, MI 11.3 mi

Find every ZIP code within 10 miles of 48074 →

Questions about this ZIP code

Where is ZIP code 48074?

48074 is in Smiths Creek, Michigan, in St. Clair County, part of the Detroit-Warren-Dearborn, MI metropolitan area. Its published point location is 42.9502, -82.5616.

What county is 48074 in?

48074 lies in St. Clair County.

What area code is 48074?

Smiths Creek uses area code 810, from NANPA's telephone records.

What time zone is 48074 in?

48074 uses America/Detroit.

How many people live in 48074?

About 9,624 people live in ZIP code 48074, in 3,796 households, at 258.9 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 48074?

$71,047 a year, against $72,875 across Michigan.

What ZIP codes are near 48074?

The closest are 48040 (4.9 mi), 48060 (5.7 mi), 48049 (6.3 mi), 48079 (6.3 mi) and 48027 (6.7 mi).

Is 48074 a PO Box ZIP code?

48074 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “48074 ZIP Code — Smiths Creek, Michigan (St. Clair County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/48074

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