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San Marcos, TX 78666 Housing Market

Data snapshot: October 5, 2026. Closed-sale window: last 6 months.
Texas is a non-disclosure state: sale prices are not part of the public record. Sold figures on this page reflect closings Resideline tracked directly, and should be read as a sample rather than a count of all closings.
San Marcos, TX inventory balance
Homes for sale vs homes under contract. Pending-to-active ratio: 0.05
ActiveActive listings: 298298PendingPending sales: 1616
San Marcos, TX: what sellers ask vs what buyers pay
Median asking price of current listings vs median closed sale price over the last six months
AskingMedian asking price (current listings): $360k$360kSoldMedian sold price (last 6 months): $339k$339k
What homes actually sell for in San Marcos, TX
Distribution of 294 closings Resideline tracked directly over the last six months (5th to 95th percentile). Middle half of sales: $275k to $450k
$199k to $267k: 53 sales$199k$267k to $335k: 77 sales77sales$335k to $403k: 58 sales$335k$403k to $471k: 24 sales$471k to $539k: 23 sales$471k$539k to $607k: 16 sales$607k to $675k: 10 sales$607k$675k to $742k: 4 salesMedian $339k

What the numbers say

As of October 5, 2026, Resideline is tracking 298 active listings and 16 pending sales in ZIP code 78666. That pending-to-active ratio of 0.05 points to a balanced market: buyers have room to compare options and negotiate.

The median asking price of current listings is $360,000, while the median of the 294 closings Resideline tracked directly over the last six months was $339,000. Those two figures describe different sets of homes, so any gap between them reflects the mix of what is listed now versus what recently sold, not a negotiating discount. Resideline has been seeing the median active listing in 78666 for 75 days.

Frequently asked questions

What is the median home price in 78666?

The median closed sale price in San Marcos, TX 78666 was $339,000 over the last six months, based on 294 closings Resideline tracked directly. Texas is a non-disclosure state, so this is a tracked sample rather than all recorded closings. The middle half of those sales ranged from $275,000 to $450,000.

Is 78666 a buyer's or seller's market?

Resideline is currently tracking 16 pending sales against 298 active listings in 78666, a pending-to-active ratio of 0.05. Ratios of 0.6 or higher usually indicate a seller's market, 0.35 to 0.6 a competitive market, and lower values a more balanced one. By that yardstick, 78666 currently looks like a balanced market.

Nearby ZIP code market data

Full San Marcos, TX housing market report →

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