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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/70734

70734

ZIP 70734 is Geismar, Louisiana, in Ascension Parish; area code 225; Central time.

Type
Standard
Time zone
America/Chicago
County
Ascension
Metro area
Baton Rouge, LA
Population
9,213
Coordinates
30.2066, -90.9970
☼ Live from 70734 — Geismar, LA

Weather right now

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Local time: —

Where 70734 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 70734
  • 🔢 Type 70734 into a pocket calculator and turn it upside down: hELOL — not quite a word, sorry.
  • ➕ As a number, 70,734 = 2 × 3 × 11789. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001010001001110
  • 🏠 Its numerical neighbours: 70733 (French Settlement, LA, 13 mi away) and 70736 (Glynn, LA, 36 mi away).
  • 🔄 Backwards, 70734 becomes 43707, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (03774, 04737, 04773, 07734, 30477, 30747, …). The farthest-flung twin is 04773 in Saint David, ME, 1,690 miles away.
  • 🧭 Farther south than 93% of all ZIP codes, and farther west than 59%.
  • 🎯791 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 70734 and you would come out at 30.21°S, 89.00°E — 1,344 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 06m of daylight. Shortest: 10h 12m.
  • 📏 At 27.7 square miles of land, 70734 is bigger than 44% of ZIP codes — room for about 21 Central Parks.
🌙 The sky over 70734 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population9,213This ZIP9,213
Households2,857This ZIP2,857
Housing units3,051This ZIP3,051
Median age33.5This ZIP33.5Louisiana38.0US 38.9
Median household income$128,975This ZIP$128,975Louisiana$60,756US $80,734
Median home value$344,100This ZIP$344,100Louisiana$216,500US $332,700
Median gross rent$850This ZIP$850Louisiana$1,064US $1,413
Bachelor's degree or higher47.5%This ZIP47.5%
Mean commute27.6 minThis ZIP27.6 min
Population density332.0 / sq miThis ZIP332.0 / sq mi

Business and tax activity

Business establishments261This ZIP261
Employees9,694This ZIP9,694
Annual payroll$1,060,221,000This ZIP$1,060,221,000
Tax returns filed3,630This ZIP3,630
Total adjusted gross income$358,924,000This ZIP$358,924,000

Land area

Land area27.75 sq miThis ZIP27.75 sq mi
Water area0.50 sq miThis ZIP0.50 sq mi

ZIP codes near 70734

ZIPCityDistance
70737 Gonzales, LA 4.5 mi
70721 Carville, LA 5.1 mi
70725 Darrow, LA 5.3 mi
70738 Burnside, LA 6.4 mi
70776 Saint Gabriel, LA 6.7 mi
70728 Duplessis, LA 6.9 mi
70346 Donaldsonville, LA 7.1 mi
70707 Gonzales, LA 7.6 mi
70718 Brittany, LA 7.7 mi
70769 Prairieville, LA 7.7 mi

Find every ZIP code within 10 miles of 70734 →

Questions about this ZIP code

Where is ZIP code 70734?

70734 is in Geismar, Louisiana, in Ascension Parish, part of the Baton Rouge, LA metropolitan area. Its published point location is 30.2066, -90.9970.

What county is 70734 in?

70734 lies in Ascension Parish.

What area code is 70734?

Geismar uses area code 225, from NANPA's telephone records.

What time zone is 70734 in?

70734 uses America/Chicago.

How many people live in 70734?

About 9,213 people live in ZIP code 70734, in 2,857 households, at 332.0 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 70734?

$128,975 a year, against $60,756 across Louisiana.

What ZIP codes are near 70734?

The closest are 70737 (4.5 mi), 70721 (5.1 mi), 70725 (5.3 mi), 70738 (6.4 mi) and 70776 (6.7 mi).

Is 70734 a PO Box ZIP code?

70734 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “70734 ZIP Code — Geismar, Louisiana (Ascension Parish).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/70734

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