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/23146

23146

ZIP 23146 is Rockville, Virginia, mostly in Hanover County; area code 804; Eastern time.

Type
Standard
Time zone
America/New_York
County
Hanover +1 more
Metro area
Richmond, VA
Population
3,451
Coordinates
37.7234, -77.7104
☼ Live from 23146 — Rockville, VA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 23146 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 23146
  • 🔢 Type 23146 into a pocket calculator and turn it upside down: ghIEZ — not quite a word, sorry.
  • ➕ As a number, 23,146 = 2 × 71 × 163. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101101001101010
  • 🏠 Its numerical neighbours: 23141 (Quinton, VA, 33 mi away) and 23147 (Ruthville, VA, 44 mi away).
  • 🔄 Backwards, 23146 becomes 64132 — and that is a real ZIP code: Kansas City, MO, 915 miles away.
  • 👥 60 other ZIP codes are made of exactly the same digits (12436, 12463, 13426, 13624, 13642, 14263, …). The farthest-flung twin is 64132 in Kansas City, MO, 915 miles away.
  • 🧭 Farther south than 60% of all ZIP codes, and farther east than 79%.
  • 🎯1,131 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 23146 and you would come out at 37.72°S, 102.29°E — 866 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 47m of daylight. Shortest: 9h 33m.
  • 📏 At 32.3 square miles of land, 23146 is bigger than 47% of ZIP codes — room for about 24 Central Parks.
🌙 The sky over 23146 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population3,451This ZIP3,451
Households1,288This ZIP1,288
Housing units1,324This ZIP1,324
Median age50.3This ZIP50.3Virginia39.0US 38.9
Median household income$119,583This ZIP$119,583Virginia$93,170US $80,734
Median home value$464,400This ZIP$464,400Virginia$383,700US $332,700
Median gross rent$1,441This ZIP$1,441Virginia$1,579US $1,413
Bachelor's degree or higher48.5%This ZIP48.5%
Mean commute31.2 minThis ZIP31.2 min
Population density106.9 / sq miThis ZIP106.9 / sq mi

Business and tax activity

Business establishments150This ZIP150
Employees1,546This ZIP1,546
Annual payroll$103,115,000This ZIP$103,115,000
Tax returns filed1,650This ZIP1,650
Total adjusted gross income$250,274,000This ZIP$250,274,000

Land area

Land area32.27 sq miThis ZIP32.27 sq mi
Water area0.49 sq miThis ZIP0.49 sq mi

Counties 23146 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Hanover County 78.3%
Goochland County 21.6%

ZIP codes near 23146

ZIPCityDistance
23129 Oilville, VA 3.9 mi
23103 Manakin Sabot, VA 5.3 mi
23102 Maidens, VA 6.5 mi
23192 Montpelier, VA 6.9 mi
23039 Crozier, VA 7.0 mi
23233 Henrico, VA 7.1 mi
23059 Glen Allen, VA 7.6 mi
23160 State Farm, VA 9.7 mi
23014 Beaumont, VA 9.7 mi
23238 Henrico, VA 9.8 mi

Find every ZIP code within 10 miles of 23146 →

Questions about this ZIP code

Where is ZIP code 23146?

23146 is in Rockville, Virginia, in Hanover County, part of the Richmond, VA metropolitan area. Its published point location is 37.7234, -77.7104.

What county is 23146 in?

23146 spans 2 counties: Hanover County and Goochland County. Most of it falls in Hanover County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 23146?

Rockville uses area code 804, from NANPA's telephone records.

What time zone is 23146 in?

23146 uses America/New_York.

How many people live in 23146?

About 3,451 people live in ZIP code 23146, in 1,288 households, at 106.9 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 23146?

$119,583 a year, against $93,170 across Virginia.

What ZIP codes are near 23146?

The closest are 23129 (3.9 mi), 23103 (5.3 mi), 23102 (6.5 mi), 23192 (6.9 mi) and 23039 (7 mi).

Is 23146 a PO Box ZIP code?

23146 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “23146 ZIP Code — Rockville, Virginia (Hanover County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/23146

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/23146.json

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