94574
ZIP 94574 is Saint Helena, California, mostly in Napa County; area code 707; Pacific time.
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Where 94574 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.
- 🔢 Type 94574 into a pocket calculator and turn it upside down: hLShG — not quite a word, sorry.
- ➕ As a number, 94,574 = 2 × 47287. Its digits add up to 29, a total 1,296 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10111000101101110 - 🏠 Its numerical neighbours: 94573 (Rutherford, CA, 6 mi away) and 94575 (Moraga, CA, 51 mi away).
- 🔄 Backwards, 94574 becomes 47549 — and that is a real ZIP code: Jasper, IN, 1,911 miles away.
- 👥 24 other ZIP codes are made of exactly the same digits (45479, 47459, 47549, 47954, 49457, 49745, …). The farthest-flung twin is 45479 in Dayton, OH, 2,035 miles away.
- 🧭 Farther south than 55% of all ZIP codes, and farther west than 97%.
- 🎯1,276 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 94574 and you would come out at 38.54°S, 57.58°E — 973 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 52m of daylight. Shortest: 9h 28m.
- 📏 At 124.3 square miles of land, 94574 is bigger than 83% of ZIP codes — room for about 94 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 7,457This ZIP7,457 |
|---|---|
| Households | 3,220This ZIP3,220 |
| Housing units | 4,135This ZIP4,135 |
| Median age | 50.0This ZIP50.0California37.9US 38.9 |
| Median household income | $139,474This ZIP$139,474California$99,122US $80,734 |
| Median home value | $1,637,800This ZIP$1,637,800California$734,700US $332,700 |
| Median gross rent | $2,155This ZIP$2,155California$2,036US $1,413 |
| Bachelor's degree or higher | 55.2%This ZIP55.2% |
| Mean commute | 21.4 minThis ZIP21.4 min |
| Population density | 60.0 / sq miThis ZIP60.0 / sq mi |
Business and tax activity
| Business establishments | 556This ZIP556 |
|---|---|
| Employees | 9,809This ZIP9,809 |
| Annual payroll | $815,634,000This ZIP$815,634,000 |
| Tax returns filed | 3,640This ZIP3,640 |
| Total adjusted gross income | $1,204,495,000This ZIP$1,204,495,000 |
Land area
| Land area | 124.30 sq miThis ZIP124.30 sq mi |
|---|---|
| Water area | 1.96 sq miThis ZIP1.96 sq mi |
Counties 94574 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Napa County | 98.7% |
| Sonoma County | 1.3% |
Other place names in 94574
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 94574
| ZIP | City | Distance |
|---|---|---|
94576 | Deer Park, CA | 3.1 mi |
94508 | Angwin, CA | 3.3 mi |
94573 | Rutherford, CA | 5.8 mi |
94562 | Oakville, CA | 7.7 mi |
94567 | Pope Valley, CA | 8.6 mi |
95452 | Kenwood, CA | 10.0 mi |
94599 | Yountville, CA | 10.1 mi |
95409 | Santa Rosa, CA | 10.2 mi |
94515 | Calistoga, CA | 12.4 mi |
95442 | Glen Ellen, CA | 12.5 mi |
Find every ZIP code within 10 miles of 94574 →
Questions about this ZIP code
Where is ZIP code 94574?
94574 is in Saint Helena, California, in Napa County, part of the Napa, CA metropolitan area. Its published point location is 38.5424, -122.4199.
What county is 94574 in?
94574 spans 2 counties: Napa County and Sonoma County. Most of it falls in Napa 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 94574?
Saint Helena uses area code 707, from NANPA's telephone records.
What time zone is 94574 in?
94574 uses America/Los_Angeles.
How many people live in 94574?
About 7,457 people live in ZIP code 94574, in 3,220 households, at 60.0 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 94574?
$139,474 a year, against $99,122 across California.
What ZIP codes are near 94574?
The closest are 94576 (3.1 mi), 94508 (3.3 mi), 94573 (5.8 mi), 94562 (7.7 mi) and 94567 (8.6 mi).
Is 94574 a PO Box ZIP code?
94574 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “94574 ZIP Code — Saint Helena, California (Napa County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94574
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/94574.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.