ZIP Code 51105 — Sioux City, IA Home Prices (2026)
The typical home in ZIP 51105 (Sioux City, Iowa) is worth about $142,000 at roughly $125 per square foot — 22% more affordable than the Sioux City median and 52% more affordable than the typical U.S. home.
How 51105 compares
ZIP 51105 is one of the more affordable ZIP codes in Sioux City: its typical home value of $142,000 ranks #7 of the 7 Sioux City ZIP codes we track (the citywide range runs from $142,000 in 51105 to $261,000 in 51108). Per square foot it costs about $125, against $149 for Sioux City as a whole, $135 for Iowa, and $195 nationally.
| Area | Typical value | $ / sq ft |
|---|---|---|
| ZIP 51105 | $142,000 | $125 |
| Sioux City, IA | $181,000 | $149 |
| Iowa | $212,000 | $135 |
| United States | $294,000 | $195 |
Home value by size in 51105
Using this ZIP’s rate of about $125 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 | $125,000 |
| 1,500 sq ft | $187,500 |
| 2,000 sq ft | $250,000 |
| 2,500 sq ft | $312,500 |
| 3,000 sq ft | $375,000 |
Salary needed to buy a home in ZIP 51105
To buy the typical $142,000 home in ZIP 51105 with 20% down, you need a household income of roughly $39,000 a year (about $900 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $46,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $7,100 | $1,120/mo | $48,000/yr |
| 10% (+PMI) | $14,200 | $1,070/mo | $46,000/yr |
| 20% | $28,400 | $900/mo | $39,000/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 51105
At about $125 per square foot, here is roughly how much home different budgets get you in ZIP 51105:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $150k | 1200 sq ft | around the typical home here |
| $200k | 1600 sq ft | above the median — larger homes or the pricier ZIPs |
| $250k | 2000 sq ft | above the median — larger homes or the pricier ZIPs |
| $300k | 2400 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 51105 home.
Estimate a specific home in 51105
The estimator below is pre-set to ZIP 51105 — pick your home’s size for an instant ballpark, then open the full calculator to adjust beds, baths, and condition.
All Sioux City ZIP codes by home value
Where 51105 sits among Sioux City’s 7 ZIP codes:
| # | ZIP code | Typical value | $ / sq ft |
|---|---|---|---|
| 1 | 51108 | $261,000 | $165 |
| 2 | 51104 | $231,000 | $133 |
| 3 | 51106 | $226,000 | $163 |
| 4 | 51109 | $181,000 | $149 |
| 5 | 51101 | $180,000 | $159 |
| 6 | 51103 | $164,000 | $137 |
| 7 | 51105 (this page) | $142,000 | $125 |
ZIP 51105 home prices: frequently asked
What is the average home price in ZIP code 51105? +
What is the price per square foot in 51105? +
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See the full Sioux City home values page, all Iowa 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.