ZIP Code 83402 — Idaho Falls, ID Home Prices (2026)
The typical home in ZIP 83402 (Idaho Falls, Idaho) is worth about $370,000 at roughly $182 per square foot — 4% more affordable than the Idaho Falls median and 26% more expensive than the typical U.S. home.
How 83402 compares
ZIP 83402 is one of the more affordable ZIP codes in Idaho Falls: its typical home value of $370,000 ranks #3 of the 4 Idaho Falls ZIP codes we track (the citywide range runs from $357,000 in 83454 to $420,000 in 83404). Per square foot it costs about $182, against $179 for Idaho Falls as a whole, $278 for Idaho, and $195 nationally.
| Area | Typical value | $ / sq ft |
|---|---|---|
| ZIP 83402 | $370,000 | $182 |
| Idaho Falls, ID | $386,000 | $179 |
| Idaho | $449,000 | $278 |
| United States | $294,000 | $195 |
Home value by size in 83402
Using this ZIP’s rate of about $182 per square foot. Condition, lot, and the exact street move these meaningfully — use the estimator below for a home-specific figure.
| Home size | Estimated value |
|---|---|
| 1,000 sq ft | $182,000 |
| 1,500 sq ft | $273,000 |
| 2,000 sq ft | $364,000 |
| 2,500 sq ft | $455,000 |
| 3,000 sq ft | $546,000 |
Salary needed to buy a home in ZIP 83402
To buy the typical $370,000 home in ZIP 83402 with 20% down, you need a household income of roughly $101,000 a year (about $2,350 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $120,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $18,500 | $2,920/mo | $125,000/yr |
| 10% (+PMI) | $37,000 | $2,790/mo | $120,000/yr |
| 20% | $74,000 | $2,350/mo | $101,000/yr |
Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.
What your budget buys in ZIP 83402
At about $182 per square foot, here is roughly how much home different budgets get you in ZIP 83402:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $200k | 1100 sq ft | below the local median — condos, smaller or older homes |
| $250k | 1370 sq ft | below the local median — condos, smaller or older homes |
| $300k | 1650 sq ft | around the typical home here |
| $400k | 2200 sq ft | around the typical home here |
| $500k | 2750 sq ft | above the median — larger homes or the pricier ZIPs |
Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens pre-filled with a typical 83402 home.
Estimate a specific home in 83402
The estimator below is pre-set to ZIP 83402 — pick your home’s size for an instant ballpark, then open the full calculator to adjust beds, baths, and condition.
All Idaho Falls ZIP codes by home value
Where 83402 sits among Idaho Falls’s 4 ZIP codes:
| # | ZIP code | Typical value | $ / sq ft |
|---|---|---|---|
| 1 | 83404 | $420,000 | $175 |
| 2 | 83401 | $402,000 | $175 |
| 3 | 83402 (this page) | $370,000 | $182 |
| 4 | 83454 | $357,000 | $188 |
ZIP 83402 home prices: frequently asked
What is the average home price in ZIP code 83402? +
What is the price per square foot in 83402? +
What salary do you need to buy a house in ZIP 83402? +
Is 83402 an expensive ZIP code? +
See the full Idaho Falls home values page, all Idaho cities, or price per square foot by ZIP code nationwide.
Directional estimates from public market data (Realtor.com & Zillow research), not appraisals. A single ZIP contains very different homes; actual values vary and change over time.