Real Estate Data API

Johnston IA

240 active listings out of 9K total properties we track across 6 Johnston ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
240
Median
$400K
+5.1%
Sold/mo
21
-30.0%
Tracked
9K
Zoomed out

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

Get this data →
Get this data →
Get this data →
Get this data →
Get this data →

Inventory breakdown

Distribution of the 240 currently-active listings in Johnston, IA. Full dataset covers 9K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 75 (31.2%)
$300K–$500K 90 (37.5%)
$500K–$750K 41 (17.1%)
$750K–$1M 20 (8.3%)
$1M–$2M 11 (4.6%)
$2M+ 3 (1.2%)
Active by bedroom count
Studio/1 bd 1
2 bd 25
3 bd 76
4 bd 86
5+ bd 44
Active by property type
Single Family 154 (64.2%)
Townhouse 53 (22.1%)
Condo 24 (10%)
Lot 8 (3.3%)
Multi Family 1 (0.4%)

ZIP codes in Johnston

Drill into any ZIP for hex-level breakdowns.

50131
→
Active
239
Tracked
9K
50111
→
Active
0
Tracked
4
50313
→
Active
1
Tracked
2
50109
→
Active
0
Tracked
1
50310
→
Active
0
Tracked
1
50315
→
Active
0
Tracked
1

Nearby cities

Other Iowa cities within driving distance.

Grimes
3.2 mi away
Active: 222
Urbandale
3.5 mi away
Active: 577
Windsor Heights
5.1 mi away
Active: 27
Altoona
5.7 mi away
Active: 281
Clive
5.8 mi away
Active: 161
Polk City
6.6 mi away
Active: 107
Granger
7.1 mi away
Active: 43
Ankeny
7.3 mi away
Active: 901
For Developers

Get Johnston, IA data in your app

curl
request 
GET https://api.straply.com/v1/markets/city/johnston-ia
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "city": "johnston-ia",
  "total_tracked": 9013,
  "active": 240,
  "median_list": 400000
}
Get an API key Read the docs

Johnston, IA real estate: market summary

As of April 2026, Straply tracks 9,013 homes in Johnston, IA, with 240 active for sale at a median list price of $400,000 (~$237/sq ft). Notably, most homes were built in the 2000s.

Median list price
$400,000
Median $/sq ft
$237
Active listings
240
Median sale price
$400,000 (+5% YoY)
Properties tracked
9,013

Frequently asked: Johnston, IA real estate

What is the median home price in Johnston?

The median list price in Johnston, IA is $400,000 (about $237 per square foot), based on 240 active listings tracked by Straply as of April 2026.

What price range are homes in Johnston?

Active listings in Johnston, IA concentrate in: 38% $300k–$500k and 31% under $300k.

Are home prices in Johnston going up or down?

The median sale price is $400,000, up 5% year over year. Straply tracked 387 sales here over the past 12 months.

How many homes are for sale in Johnston?

Straply is tracking 240 active listings in Johnston, IA out of 9,013 properties on record as of April 2026.

How old are the homes in Johnston?

Most homes in Johnston, IA were built in the 2000s. About 90% were built after 1980. The newest tracked home dates to 2026.

What types of homes are in Johnston?

Johnston, IA is mostly single-family homes (64% of listings). Also common: townhouses 22%, condos 10%.

How many bedrooms do homes in Johnston typically have?

The most common size in Johnston, IA is 4 bd.

What are the most active ZIP codes in Johnston?

The ZIP codes with the most active listings in Johnston, IA are 50131, 50313.

What areas are near Johnston?

Nearby markets Straply also tracks include Grimes, Urbandale, Windsor Heights, Altoona.

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