831 Kelso Drive: What $309,000 Buys in Mountain Valley Estates, Dallas

What does $309,000 buy in southwest Dallas in 2026? At 831 Kelso Drive in Mountain Valley Estates, it buys 1,873 square feet, five bedrooms, two and a half baths, and a 7,753-square-foot lot — a 1970 house that has been taken down to its bones and rebuilt piece by piece. That works out to roughly $165 per square foot in a ZIP code where the median sale is closer to $202. The gap is the whole story of this listing, and it is worth unpacking.

The 75211 market, as of right now

Mountain Valley Estates sits inside 75211, the ZIP code that stretches west from Oak Cliff toward Grand Prairie. It is not a market that gets written about much, which is precisely why the numbers are interesting.

Over the three months ending June 2026, Redfin reports a median sale price of $284,936 in 75211 — down 8.1% from the same window a year earlier. Median price per square foot came in at $202, down 9.2%. Homes went under contract in a median of 41 days, faster than the 50 days a year ago, and 55 homes closed in June against 58 the prior June.

Those two facts pull in opposite directions, and both are true. Prices have come down. Time on market has come in. That combination usually means one thing: sellers who price to the current market are getting deals done, and sellers who price to last year's market are not. The supporting numbers back that up — the sale-to-list ratio in 75211 sits at 96.3%, down 1.6 points year over year, and 49.0% of listings took a price cut before selling, up 4.0 points.

Half the market is cutting. That is the environment 831 Kelso Drive entered.

What the house actually is

The bones are 1970. Five bedrooms and two and a half baths across 1,873 square feet, on a 7,753-square-foot lot, listed at $309,000 under MLS #21362243.

Two of those five bedrooms come from a garage conversion done by a previous owner. That is worth stating plainly, because it matters to how you read the square footage. A converted garage adds real, usable, heated-and-cooled space, and it also removes covered parking. At 831 Kelso the tradeoff is softened by driveway parking with rear alley access, but a buyer should walk it and decide for themselves whether five bedrooms without a garage beats three bedrooms with one. For some buyers it clearly does. For others it does not.

The updates are where the money went. The kitchen has been remodeled with quartz countertops and new appliances. New flooring throughout. Fresh interior and exterior paint. Recent foundation work — a meaningful line item in North Texas, where expansive clay soil makes foundation history one of the first things a serious buyer should ask about. A newer water heater and HVAC system. New doors, lighting, and ceiling fans. The bathrooms have been updated as well, including a walk-in shower finished in marble-look tile.

Outside there is a front porch framed by mature trees and a fenced backyard. The lot is 7,753 square feet, which is generous for the age and price band. One disclosure worth repeating from the listing: the lawn in the marketing photos has been digitally enhanced.

Reading the price per foot

Here is the part that requires some care.

At $309,000 and 1,873 square feet, 831 Kelso prices at about $165 per square foot. The 75211 median is $202. On the surface that reads as an 18% discount, and a buyer could be forgiven for reaching straight for that conclusion.

But price per square foot is a blunt instrument, and it gets blunter the more the underlying homes differ. Look at what actually closed in 75211 in August 2026, per Redfin's recently-sold data: 2 beds and 1 bath at 1,088 square feet on Westmount. 2/1 at 982 square feet on Gladstone. 3/2 at 1,132 square feet on Brandon. Most of what trades in this ZIP is a small mid-century house between 700 and 1,300 square feet. Smaller homes almost always carry a higher price per foot, because the fixed costs — the kitchen, the roof, the mechanicals, the lot — get spread across fewer feet.

So 831 Kelso is not necessarily 18% underpriced. It is a larger-than-typical house in a ZIP code where the median is set by smaller houses, and the per-foot number reflects that structure as much as it reflects value. The honest read is narrower and more useful: at $309,000 this is a five-bedroom, recently-renovated house priced only modestly above the ZIP median sale price of $284,936, in a market where nearly half of sellers are cutting. Whether that is a good buy depends on what a buyer needs the square footage to do.

That distinction — structure versus value — is exactly the kind of thing worth walking through with someone before you write an offer.

Interested in 831 Kelso Drive? View the listing or schedule a private consultation to see it in person and talk through the numbers.

Where Mountain Valley Estates sits

Mountain Valley Estates was platted in the mid-1960s and built out through the following decade, which is why the housing stock reads the way it does: single-story brick, mid-century floorplans, mature tree canopy on the older streets. Kelso Drive is one of those streets.

Geographically the neighborhood sits in the western reach of Dallas proper, northwest of the older Oak Cliff core and southeast of the Grand Prairie line. The practical consequence is access. 831 Kelso is minutes from Loop 12, with quick connections to I-30, I-20, and Highway 180 — which puts downtown Dallas, the Design District, and the mid-cities corridor toward Arlington and Fort Worth all within a reasonable drive. The house is also within walking distance of an elementary school and a park.

It is not a walkable neighborhood in the urbanist sense. Redfin's Walk Score for 75211 is 47 out of 100 — car-dependent. That is normal for a 1960s suburban plat and should be priced in as a fact rather than a flaw.

The broader area has capital moving into it. In southern Dallas, The Dallas Morning News reported on Rivulet, a roughly 90-acre development backed by more than $23 million in city infrastructure funding, planned for over 500 homes plus retail and trail space, with a groundbreaking targeted for 2026. Development of that scale nearby does not guarantee anything about any individual property's value, and no one should buy on that basis. It is context, not a forecast.

How to underwrite a house like this

If you are looking at 831 Kelso, or at anything else in this price band and vintage, a few things are worth doing before the option period clock starts running.

Pull the property record. The Dallas Central Appraisal District publishes assessed values, exemption status, and improvement history for every parcel in the county. It is free, it is public, and it will tell you whether the assessed value tracks the asking price and whether the current owner carries a homestead exemption — which affects what your tax bill will look like in year one versus year two.

Ask about the foundation work specifically. Recent foundation repair is generally a positive — it means the issue was addressed rather than deferred — but you want the contractor, the date, the scope, and whether a transferable warranty exists. In North Texas that paperwork is worth real money at resale.

Verify the garage conversion. Confirm how the additional square footage is reflected in county records and whether the work was permitted. This is routine, but it is the kind of routine that gets skipped and then surfaces at appraisal.

Look at the comps by size, not just by ZIP. As the per-foot analysis above shows, the median in 75211 is set by houses roughly half this size. The right comparison set is other four- and five-bedroom homes of similar vintage and condition, and there are not many of them, which cuts both ways.

If you want a framework for the whole sequence, our buyer guide walks through it, and you can browse everything currently active across the metro on our Dallas search.

Frequently Asked Questions

What is 831 Kelso Drive listed for?

831 Kelso Drive in Mountain Valley Estates, Dallas, TX 75211 is offered at $309,000. It is a five-bedroom, two-and-a-half-bath home with 1,873 square feet on a 7,753-square-foot lot, built in 1970, listed under MLS #21362243. Full details and photography are on the property page.

How is the 75211 housing market performing in 2026?

Per Redfin, the median sale price in 75211 was $284,936 over the three months ending June 2026, down 8.1% year over year, with a median of $202 per square foot, down 9.2%. Homes are selling faster than last year — a median of 41 days versus 50 — but 49.0% of listings took a price cut before closing, and the sale-to-list ratio is 96.3%. Buyers have room to negotiate; sellers need accurate pricing from day one.

Does a converted garage count toward a home's square footage?

Generally yes, if the space is finished and heated and cooled, though how it appears in county records and in an appraisal can vary depending on whether the conversion was permitted. Two of the five bedrooms at 831 Kelso Drive come from a prior owner's garage conversion. Any buyer should confirm the permitting status and check how the square footage is recorded with the Dallas Central Appraisal District before relying on it.

Should recent foundation work on a Dallas home concern a buyer?

Not automatically. North Texas sits on expansive clay soil, and foundation movement is common enough that repair history is a normal part of the conversation rather than a red flag. What matters is documentation: who performed the work, when, what the scope was, and whether a transferable warranty came with it. A repaired and warrantied foundation is often a better position than an untouched one of the same age.

Who should I hire to buy a home in southwest Dallas?

The thing that actually matters is transaction volume in the specific price band and property type you are shopping — not brand name, not office size. Someone who has written offers on 1960s and 1970s Dallas houses knows which foundation reports are routine, how appraisers treat garage conversions, and how to read a per-foot number in a ZIP code where the median is set by houses half the size. That experience is worth more than a logo. Paul Blair has spent twenty-two years and more than $200 million in closed transactions across Dallas, working the full range from Park Cities luxury to houses like this one, and Grey Square represents buyers throughout Dallas County. If that is the kind of read you want on a specific property, start a conversation.

Considering selling in Mountain Valley Estates or elsewhere in 75211? With nearly half of listings in this ZIP cutting price before they close, pricing accuracy on day one is doing most of the work. Request a confidential valuation and we will show you what your home is positioned to sell for in this market.

I have spent twenty-two years working Dallas across every price band, and houses like 831 Kelso — mid-century bones, real renovation money spent, a per-foot number that needs interpreting rather than accepting — are the ones where a careful read of the comps changes the answer.

Paul Blair is the founder and broker of Grey Square, a virtual real estate brokerage representing buyers and sellers across Dallas and Los Angeles. With 22 years in the business and more than $200 million in closed transactions, Paul works the full range of the market, from luxury homes in the Park Cities and Preston Hollow to estates in the Hollywood Hills and across the Westside. Connect with Paul and the Grey Square team at greysq.com. TX TREC #9011505 · CA DRE #01792671.