ZIP code 83854: Post Falls, ID
83854 is a ZIP code in Post Falls, Idaho, mainly in Kootenai County, part of the Coeur d'Alene, ID metro area. About 54,851 people live here.
- Population
- 54,851
- Median household income
- $82,742
- Typical home value
- $536,200+3.1% in 12 months
- Median rent
- $1,495gross, per month
- Median age
- 36.9
- Homeowners
- 67.9%of occupied homes
Shaded: ZIP code 83854's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 83854 details
| City | Post Falls |
|---|---|
| State | Idaho |
| County | Kootenai County |
| Metro area | Coeur d'Alene, ID |
| Time zone | Pacific Time (UTC−8), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 77.6 sq mi, plus 1.9 sq mi of water |
| Population density | 707 people per sq mi |
| Bachelor's degree or higher | 25.3% of adults 25+ |
| Average commute | 23.8 minutes |
| Center coordinates | 47.72635, -116.97607 |
Median rent in 83854 by bedrooms
| Size | Median gross rent |
|---|---|
| Studio | $1,549/mo |
| 1 bedroom | $1,311/mo |
| 2 bedrooms | $1,251/mo |
| 3 bedrooms | $1,683/mo |
| 4 bedrooms | $2,594/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 83854
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 83877 | Post Falls, ID | 1.3 mi | — |
| 99025 | Newman Lake, WA | 6.6 mi | 5,668 |
| 99027 | Otis Orchards, WA | 7.1 mi | 5,992 |
| 99019 | Liberty Lake, WA | 7.7 mi | 12,447 |
| 83815 | Coeur d'Alene, ID | 8.7 mi | 41,405 |
| 83858 | Rathdrum, ID | 9.5 mi | 20,137 |
| 83816 | Coeur d'Alene, ID | 9.7 mi | — |
| 99016 | Greenacres, WA | 11.2 mi | 21,615 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 83854?
A typical home in ZIP code 83854 is worth about $536,200 (Zillow Home Value Index). The median household here earns $82,742 a year. See what buying here would cost per month, with Idaho average taxes and insurance filled in.
Monthly payment for a $536,200 homeWhat can a $82,742 income afford?Rental property numbers
About ZIP code 83854
What city is ZIP code 83854?
ZIP code 83854 is in Post Falls, ID, in Kootenai County.
What county is ZIP code 83854 in?
83854 is mainly in Kootenai County, Idaho.
What is the population of ZIP code 83854?
About 54,851 people live in ZIP code 83854, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 83854 in?
83854 is in Pacific Time (UTC−8). It observes daylight saving time.
What other ZIP codes does Post Falls have?
Post Falls, ID also uses 83877.