Real Estate Data API

51101 Sioux City

10 active listings out of 790 total properties we track in ZIP 51101 (Sioux City, IA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
10
Median
$224K
±0%
Sales (12mo)
6
Tracked
790
Zoomed out

While you're here, take in the bigger picture — maps below show Iowa (statewide), not just 51101. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
790
Active
10
Median list
$224K
Sales (12mo)
6
Get this data →
Key Numbers
Tracked
790
Active
10
Median list
$224K
Sales (12mo)
6
Get this data →
Key Numbers
Tracked
790
Active
10
Median list
$224K
Sales (12mo)
6
Get this data →
Key Numbers
Tracked
790
Active
10
Median list
$224K
Sales (12mo)
6
Get this data →
Key Numbers
Tracked
790
Active
10
Median list
$224K
Sales (12mo)
6

Inventory breakdown

Distribution of the 10 currently-active listings in ZIP 51101. Full dataset covers 790 properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 9 (90%)
$300K–$500K 1 (10%)
$500K–$750K 0 (0%)
$750K–$1M 0 (0%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 1
2 bd 2
3 bd 3
4 bd 1
5+ bd 2
Active by property type
Condo 5 (50%)
Single Family 3 (30%)
Multi Family 2 (20%)
For Developers

Get Sioux City 51101 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/51101
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "51101",
  "total_tracked": 790,
  "active": 10,
  "median_list": 224475
}
Get an API key Read the docs

Nearby ZIP codes

Other Iowa ZIPs within a short drive of 51101.

51105
→
Sioux City 51105
1.1 mi away 92 active
51103
→
Sioux City 51103
1.7 mi away 139 active
51104
→
Sioux City 51104
2.2 mi away 228 active
51106
→
Sioux City 51106
3.3 mi away 380 active
51108
→
Sioux City 51108
4.5 mi away 57 active
51109
→
Sioux City 51109
4.6 mi away 33 active
51111
→
Sioux City 51111
6.5 mi away
51054
→
Sergeant Bluff 51054
7.2 mi away 71 active
Looking for more? Explore Sioux City

ZIP 51101 · Sioux City, IA real estate: market summary

As of November 2026, Straply tracks 790 homes in ZIP 51101 (Sioux City, IA), with 10 active for sale at a median list price of $224,475 (~$157/sq ft). Notably, it has notably historic housing — 51% of homes predate 1940.

Median list price
$224,475
Median $/sq ft
$157
Active listings
10
Properties tracked
790

Frequently asked: ZIP 51101 · Sioux City, IA real estate

What is the median home price in ZIP 51101?

The median list price in ZIP 51101 (Sioux City, IA) is $224,475 (about $157 per square foot), based on 10 active listings tracked by Straply as of November 2026.

What price range are homes in ZIP 51101?

Active listings in ZIP 51101 (Sioux City, IA) concentrate in: 90% under $300k and 10% $300k–$500k.

How many homes are for sale in ZIP 51101?

Straply is tracking 10 active listings in ZIP 51101 (Sioux City, IA) out of 790 properties on record as of November 2026.

How old are the homes in ZIP 51101?

Most homes in ZIP 51101 (Sioux City, IA) were built in the 1910s. About 31% were built after 1980, while 51% predate 1940. The newest tracked home dates to 2026.

What types of homes are in ZIP 51101?

ZIP 51101 (Sioux City, IA) is mostly condos (50% of listings). Also common: single-family homes 30%, multi-family homes 20%.

How many bedrooms do homes in ZIP 51101 typically have?

The most common size in ZIP 51101 (Sioux City, IA) is 3 bd.

What areas are near ZIP 51101?

Nearby markets Straply also tracks include Sioux City 51105, Sioux City 51103, Sioux City 51104, Sioux City 51106.

Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.