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zipcodes.pro — ZIP/85637

85637

ZIP 85637 is Sonoita, Arizona, mostly in Santa Cruz County; area code 520; Mountain Standard Time all year.

Type
Standard
Time zone
America/Phoenix
County
Santa Cruz +1 more
Metro area
Nogales, AZ
Population
1,105
Coordinates
31.7194, -110.6909
☼ Live from 85637 — Sonoita, AZ

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Local time: —

Where 85637 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 85637
  • 🔢 Type 85637 into a pocket calculator and turn it upside down: LEgSB — not quite a word, sorry.
  • ➕ As a number, 85,637 = 29 × 2953. Its digits add up to 29, a total 1,296 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100111010000101
  • 🏠 Its numerical neighbours: 85636 (Sierra Vista, AZ, 24 mi away) and 85638 (Tombstone, AZ, 37 mi away).
  • 🔄 Backwards, 85637 becomes 73658 — and that is a real ZIP code: Oakwood, OK, 746 miles away.
  • 👥 53 other ZIP codes are made of exactly the same digits (35768, 36578, 36587, 36758, 36785, 36875, …). The farthest-flung twin is 37658 in Hampton, TN, 1,659 miles away.
  • 🧭 Farther south than 89% of all ZIP codes, and farther west than 86%.
  • 🎯879 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 85637 and you would come out at 31.72°S, 69.31°E — 1,083 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 13m of daylight. Shortest: 10h 04m.
  • 📏 At 124.6 square miles of land, 85637 is bigger than 83% of ZIP codes — room for about 95 Central Parks.
🌙 The sky over 85637 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,105This ZIP1,105
Households477This ZIP477
Housing units636This ZIP636
Median age60.3This ZIP60.3Arizona39.0US 38.9
Median household income$99,688This ZIP$99,688Arizona$79,964US $80,734
Median home value$467,100This ZIP$467,100Arizona$394,500US $332,700
Bachelor's degree or higher41.7%This ZIP41.7%
Mean commute29.4 minThis ZIP29.4 min
Population density8.9 / sq miThis ZIP8.9 / sq mi

Business and tax activity

Business establishments50This ZIP50
Employees289This ZIP289
Annual payroll$10,959,000This ZIP$10,959,000
Tax returns filed720This ZIP720
Total adjusted gross income$80,134,000This ZIP$80,134,000

Land area

Land area124.57 sq miThis ZIP124.57 sq mi
Water area0.03 sq miThis ZIP0.03 sq mi

Counties 85637 spans

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

CountyShare of this ZIP
Santa Cruz County 52.5%
Pima County 47.5%

Other place names in 85637

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

ZIP codes near 85637

ZIPCityDistance
85611 Elgin, AZ 11.7 mi
85624 Patagonia, AZ 13.9 mi
85614 Green Valley, AZ 15.5 mi
85628 Nogales, AZ 18.2 mi
85662 Nogales, AZ 18.2 mi
85613 Fort Huachuca, AZ 20.7 mi
85641 Vail, AZ 21.0 mi
85616 Huachuca City, AZ 21.7 mi
85646 Tubac, AZ 22.2 mi
85640 Tumacacori, AZ 23.3 mi

Find every ZIP code within 10 miles of 85637 →

Questions about this ZIP code

Where is ZIP code 85637?

85637 is in Sonoita, Arizona, in Santa Cruz County, part of the Nogales, AZ micropolitan area. Its published point location is 31.7194, -110.6909.

What county is 85637 in?

85637 spans 2 counties: Santa Cruz County and Pima County. Most of it falls in Santa Cruz 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 85637?

Sonoita uses area code 520, from NANPA's telephone records.

What time zone is 85637 in?

85637 uses America/Phoenix.

How many people live in 85637?

About 1,105 people live in ZIP code 85637, in 477 households, at 8.9 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 85637?

$99,688 a year, against $79,964 across Arizona.

What ZIP codes are near 85637?

The closest are 85611 (11.7 mi), 85624 (13.9 mi), 85614 (15.5 mi), 85628 (18.2 mi) and 85662 (18.2 mi).

Is 85637 a PO Box ZIP code?

85637 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “85637 ZIP Code — Sonoita, Arizona (Santa Cruz County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/85637

Machine-readable version of these facts:

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