78681 is a Round Rock, TX zip code with a median household income around $137,819 and a median home value near $497,300, per recent Census data. I’m Robbie English, REALTOR, Broker with Uncommon Realty, and here’s what actually matters if you’re house hunting here.
This is one of Round Rock’s more established, higher-income areas, with a mix of mature neighborhoods and newer infill construction. Home values here run above the broader Round Rock average, reflecting both lot sizes and proximity to major employment centers along the I-35 corridor. Behrens Ranch is one of the better-known neighborhoods in this zip code, with a park-centered layout on the Brushy Creek side of town. If nothing in 78681 fits, it’s worth widening the search to the rest of Round Rock, since inventory and pricing shift block by block.
What to Actually Check
Confirm the specific Round Rock ISD campus assignment for any home, since attendance zones can vary meaningfully even within this one zip code. Ask about the age of major systems on homes built before the mid-2000s, and check whether an HOA applies, since coverage varies by neighborhood here. If you haven’t already, get pre-approved before you start touring so you know your real number going in.
Frequently Asked Questions
What city is the 78681 zip code in?
Round Rock, TX, in Williamson County.
What’s the median home value in this area?
Around $497,300 per recent Census data, though actual listing prices vary by neighborhood and property condition.
If you want current listings and comparable sales for this specific area, that’s worth pulling together before you start touring.
Ready to take the next step? search all homes for sale in Round Rock, or schedule a buyer consultation and we’ll go through 78681 together.


