Real Estate Data API

78663 Round Mountain

111 active listings out of 755 total properties we track in ZIP 78663 (Round Mountain, TX) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
111
Median
$825K
±0%
Sold Sep
2
±0%
Tracked
755
Zoomed out

While you're here, take in the bigger picture — maps below show Texas (statewide), not just 78663. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
755
Active
111
Median list
$825K
Sales (12mo)
15
Get this data →
Key Numbers
Tracked
755
Active
111
Median list
$825K
Sales (12mo)
15
Get this data →
Key Numbers
Tracked
755
Active
111
Median list
$825K
Sales (12mo)
15
Get this data →
Key Numbers
Tracked
755
Active
111
Median list
$825K
Sales (12mo)
15
Get this data →
Key Numbers
Tracked
755
Active
111
Median list
$825K
Sales (12mo)
15

Inventory breakdown

Distribution of the 111 currently-active listings in ZIP 78663. Full dataset covers 755 properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 27 (24.3%)
$300K–$500K 13 (11.7%)
$500K–$750K 11 (9.9%)
$750K–$1M 12 (10.8%)
$1M–$2M 17 (15.3%)
$2M+ 31 (27.9%)
Active by bedroom count
Studio/1 bd 33
2 bd 5
3 bd 11
4 bd 23
5+ bd 21
Active by property type
Single Family 73 (65.8%)
Lot 34 (30.6%)
Other 4 (3.6%)
For Developers

Get Round Mountain 78663 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/78663
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "78663",
  "total_tracked": 755,
  "active": 111,
  "median_list": 825000
}
Get an API key Read the docs

Nearby ZIP codes

Other Texas ZIPs within a short drive of 78663.

78657
→
Horseshoe Bay 78657
9.1 mi away 1.9K active
78654
→
Marble Falls 78654
9.6 mi away 1.3K active
78636
→
Johnson City 78636
11.7 mi away 545 active
78669
→
Spicewood 78669
13.7 mi away 1.3K active
78639
→
Kingsland 78639
17.8 mi away 772 active
78645
→
Lago Vista 78645
19.6 mi away 2.1K active
78620
→
Dripping Springs 78620
20 mi away 1.7K active
78635
→
Hye 78635
20.2 mi away 31 active
Looking for more? Explore Round Mountain

ZIP 78663 · Round Mountain, TX real estate: market summary

As of November 2026, Straply tracks 755 homes in ZIP 78663 (Round Mountain, TX), with 111 active for sale at a median list price of $825,000 (~$488/sq ft). Notably, most homes were built in the 2000s.

Median list price
$825,000
Median $/sq ft
$488
Active listings
111
Properties tracked
755

Frequently asked: ZIP 78663 · Round Mountain, TX real estate

What is the median home price in ZIP 78663?

The median list price in ZIP 78663 (Round Mountain, TX) is $825,000 (about $488 per square foot), based on 111 active listings tracked by Straply as of November 2026.

What price range are homes in ZIP 78663?

Active listings in ZIP 78663 (Round Mountain, TX) concentrate in: 28% $2m+ and 24% under $300k.

How many homes are for sale in ZIP 78663?

Straply is tracking 111 active listings in ZIP 78663 (Round Mountain, TX) out of 755 properties on record as of November 2026.

How old are the homes in ZIP 78663?

Most homes in ZIP 78663 (Round Mountain, TX) were built in the 2000s. About 88% were built after 1980, while 4% predate 1940. The newest tracked home dates to 2026.

What types of homes are in ZIP 78663?

ZIP 78663 (Round Mountain, TX) is mostly single-family homes (66% of listings). Also common: lots / land 31%.

How many bedrooms do homes in ZIP 78663 typically have?

The most common size in ZIP 78663 (Round Mountain, TX) is Studio/1 bd.

What areas are near ZIP 78663?

Nearby markets Straply also tracks include Horseshoe Bay 78657, Marble Falls 78654, Johnson City 78636, Spicewood 78669.

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