Real Estate Data API

45040 Mason

528 active listings out of 22K total properties we track in ZIP 45040 (Mason, OH) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
528
Median
$584K
+32.5%
Sold Sep
52
-23.5%
Tracked
22K
Zoomed out

While you're here, take in the bigger picture — maps below show Ohio (statewide), not just 45040. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
22K
Active
528
Median list
$584K
Sales (12mo)
702
Get this data →
Key Numbers
Tracked
22K
Active
528
Median list
$584K
Sales (12mo)
702
Get this data →
Key Numbers
Tracked
22K
Active
528
Median list
$584K
Sales (12mo)
702
Get this data →
Key Numbers
Tracked
22K
Active
528
Median list
$584K
Sales (12mo)
702
Get this data →
Key Numbers
Tracked
22K
Active
528
Median list
$584K
Sales (12mo)
702

Inventory breakdown

Distribution of the 528 currently-active listings in ZIP 45040. Full dataset covers 22K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 56 (10.7%)
$300K–$500K 150 (28.7%)
$500K–$750K 186 (35.6%)
$750K–$1M 69 (13.2%)
$1M–$2M 58 (11.1%)
$2M+ 3 (0.6%)
Active by bedroom count
Studio/1 bd 1
2 bd 81
3 bd 220
4 bd 163
5+ bd 61
Active by property type
Single Family 307 (58.1%)
Townhouse 146 (27.7%)
Condo 69 (13.1%)
Lot 2 (0.4%)
Other 2 (0.4%)
Multi Family 1 (0.2%)
For Developers

Get Mason 45040 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/45040
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "45040",
  "total_tracked": 22031,
  "active": 528,
  "median_list": 583820
}
Get an API key Read the docs

Nearby ZIP codes

Other Ohio ZIPs within a short drive of 45040.

45034
→
Kings Mills 45034
3.6 mi away 13 active
45039
→
Maineville 45039
4.6 mi away 284 active
45249
→
Cincinnati 45249
5 mi away 95 active
45069
→
West Chester 45069
5.1 mi away 380 active
45065
→
South Lebanon 45065
5.7 mi away 59 active
45241
→
Cincinnati 45241
6.4 mi away 138 active
45140
→
Loveland 45140
7.2 mi away 525 active
45050
→
Monroe 45050
7.3 mi away 93 active
Looking for more? Explore Mason

ZIP 45040 · Mason, OH real estate: market summary

As of November 2026, Straply tracks 22,031 homes in ZIP 45040 (Mason, OH), with 528 active for sale at a median list price of $583,820 (~$236/sq ft). Notably, home prices are climbing — the median sale price is up 32% year over year.

Median list price
$583,820
Median $/sq ft
$236
Active listings
528
Median sale price
$527,500 (+32% YoY)
Properties tracked
22,031

Frequently asked: ZIP 45040 · Mason, OH real estate

What is the median home price in ZIP 45040?

The median list price in ZIP 45040 (Mason, OH) is $583,820 (about $236 per square foot), based on 528 active listings tracked by Straply as of November 2026.

What price range are homes in ZIP 45040?

Active listings in ZIP 45040 (Mason, OH) concentrate in: 36% $500k–$750k and 29% $300k–$500k.

Are home prices in ZIP 45040 going up or down?

The median sale price is $527,500, up 32% year over year. Straply tracked 702 sales here over the past 12 months.

How many homes are for sale in ZIP 45040?

Straply is tracking 528 active listings in ZIP 45040 (Mason, OH) out of 22,031 properties on record as of November 2026.

How old are the homes in ZIP 45040?

Most homes in ZIP 45040 (Mason, OH) were built in the 1990s. About 83% were built after 1980. The newest tracked home dates to 2026.

What types of homes are in ZIP 45040?

ZIP 45040 (Mason, OH) is mostly single-family homes (58% of listings). Also common: townhouses 28%, condos 13%.

How many bedrooms do homes in ZIP 45040 typically have?

The most common size in ZIP 45040 (Mason, OH) is 3 bd.

What areas are near ZIP 45040?

Nearby markets Straply also tracks include Kings Mills 45034, Maineville 45039, Cincinnati 45249, West Chester 45069.

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