ZIP code 83631
Where is ZIP code 83631?
Idaho City, Idaho
Boise County · Standard ZIP code
ZIP code 83631 belongs to Idaho City, Idaho in Boise County. 83631 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area codes 208 and 986. About 1,916 people live in the 83631 area, where the median household income is $80,714. The closest ZIP codes are 83666 (Placerville, 14.4 mi northwest), 83622 (Garden Valley, 15.5 mi north) and 83637 (Lowman, 18.1 mi northeast).
| ZIP code | 83631 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Idaho City |
| Also accepted | Centerville, New Centerville, Pioneerville, Star Ranch, Steirman |
| State | Idaho (ID) |
| County | Boise County |
| Time zone | Mountain Time · now |
| Area codes | 208, 986 |
| Coordinates | 43.8834, -115.708 map |
| 3-digit prefix | 836 |
Population and income in 83631
| Population | 1,916 · higher than 57% of Idaho ZIP codes |
|---|---|
| People per square mile | 11 · lower than 55% of Idaho ZIP codes |
| Median age | 44.3 years · higher than 55% of Idaho ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $80,714 · higher than 71% of Idaho ZIP codes |
| Income per person | $34,344 |
| Below the poverty line | 3.6% |
| Bachelor’s degree or higher | 28% of adults 25+ |
| Median home value | $409,800 · higher than 65% of Idaho ZIP codes |
| Median rent | $780 a month |
| Housing units | 1,170 |
| Households | 808 (2.37 people on average) |
| Owners / renters | 85% / 15% |
| Land area | 168.47 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 83631. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 83631
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 83666 | Placerville, ID | 14.4 mi NW | Standard |
| 83622 | Garden Valley, ID | 15.5 mi N | Standard |
| 83637 | Lowman, ID | 18.1 mi NE | Standard |
| 83629 | Horseshoe Bend, ID | 23.7 mi W | Standard |
| 83602 | Banks, ID | 24.8 mi NW | Standard |
| 83716 | Boise, ID | 27.5 mi SW | Standard |
| 83712 | Boise, ID | 30 mi SW | Standard |
| 83702 | Boise, ID | 30.3 mi SW | Standard |
| 83714 | Garden City, ID | 30.4 mi W | Standard |
| 83724 | Boise, ID | 30.4 mi SW | Unique |
| 83707 | Boise, ID | 31 mi SW | PO Box only |
| 83728 | Boise, ID | 31 mi SW | Unique |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 83631 or measure the distance to another ZIP code.
How to address mail to 83631
123 MAIN ST
IDAHO CITY ID 83631
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts CENTERVILLE, NEW CENTERVILLE, PIONEERVILLE, STAR RANCH and STEIRMAN as the city name for 83631. Adding the 4-digit ZIP+4 code (83631-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 83631?
- 83631 is a Idaho City, Idaho ZIP code. Centerville, New Centerville, Pioneerville, Star Ranch and Steirman are also accepted as the city name.
- What county is 83631 in?
- ZIP code 83631 is in Boise County, Idaho.
- What time zone is ZIP code 83631 in?
- 83631 is in the Mountain Time zone (America/Boise).
- What area code is 83631?
- Phone numbers in ZIP code 83631 use area codes 208 and 986.
- What is the population of ZIP code 83631?
- About 1,916 people live in ZIP code 83631, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 83631?
- The median household income in 83631 is $80,714 a year, higher than 71% of Idaho ZIP codes.
- What ZIP codes are near 83631?
- The nearest ZIP codes to 83631 are 83666 (Placerville, 14.4 miles), 83622 (Garden Valley, 15.5 miles), 83637 (Lowman, 18.1 miles) and 83629 (Horseshoe Bend, 23.7 miles).