Three hundred thirty-six houses are for sale in Katy between $350,000 and $400,000 as I write this. The smallest is a brand-new plan just under 1,700 square feet. The largest is a 3,400-square-foot resale with a real yard. Same money, close to double the house, and what separates them isn’t taste. It’s which Katy you’re standing in. If you’re shopping homes for sale in Katy $350K to $400K, that geography question is the whole decision, so let’s take it apart.
Where Katy stands this August
HAR’s August update for the Katy–Southwest market area puts inventory at 5.2 months, which HAR reads as balanced, with the typical home going under contract in about 39 days and active listings up 1.4% from a year ago. The median sold price across that area is $560,948; you can see the running numbers on HAR’s Katy market update. Hold that median next to the middle of this band, $375,000, and the position is clear: you’re shopping at roughly two-thirds of what the average Katy house trades for. That’s also where the deepest inventory sits. Three hundred thirty-six active listings inside a single $50,000 slice is a lot of choice for one town.
What $375,000 buys on Katy’s new side
North and west of the old townsite, in 77493, the builders own this price. Sunterra, Elyson, Cane Island, Katy Reserve, Winward Cove, Aurora — the plans landing in this band run roughly 1,700 to 2,900 square feet on lots between about a tenth and a sixth of an acre. What you’re buying is a house with no deferred anything: new roof, new HVAC, new water heater, most of it under a builder warranty for its first years. On a Texas insurance policy that new roof pays you back every year you own the place. Builders at this price will also usually write a closing-cost check or buy your rate down before they cut the sticker, so ask for the incentive by name instead of negotiating the list price.
What the same check buys in established Katy
Point $375,000 at 77450 and 77494 and the house grows. Memorial Parkway, Nottingham Country, Grand Lakes, the Equestrian Village section of Cinco Ranch, Pine Mill Ranch, Falcon Landing — this budget routinely reaches 2,200 to 2,800 square feet here, and over in Morton Ranch and Lakes of Bridgewater in 77449 it stretches past 3,200. Bigger lots, too, with trees that have been in the ground twenty and thirty years. The catch is mechanical age. Most of these houses went up between the mid-1980s and the mid-2000s, which means the roof and the air conditioning are either recent replacements or coming due. That’s a question with an answer rather than a reason to pass: get the age of both in writing during your option period, and have your insurer quote the actual address before you waive anything. My Katy neighborhood guide covers how the older and newer halves of town feel day to day.
Reading this band from the buyer’s side
Thirty-nine days is enough time to see a house twice and sleep on it. Scanning today’s feed, I count price reductions running from a few thousand dollars into the tens of thousands, on resale and new construction alike. That’s leverage, and the smart way to spend it is on terms rather than on a lowball number: closing costs, a rate buydown, a roof or a condenser replaced before you close. If you’re on the selling side of this band instead, price against all 336 of them rather than against your neighbor’s asking price, because the buyer you want is looking at every one.
The two things I check before we tour Katy
First, the school district. A Katy mailing address spans Harris, Fort Bend and Waller counties, and not every house that mails “Katy” feeds Katy ISD — several communities on the Fulshear side, Tamarron among them, are zoned to Lamar Consolidated. Verify the specific address with the district rather than trusting the listing remarks. Second, the tax rate. Newer sections still paying off their utility-district bonds carry a heavier rate than settled neighborhoods that have been retiring debt for two decades, and on a house at this price that gap is real money every month. I worked that difference out in detail in the tax-rate gap between new and established Katy.
What the payment actually looks like
Take the midpoint. At the 6.67% average 30-year rate on my weekly Houston mortgage rates page, a $375,000 purchase with 5% down finances $356,250 and runs about $2,292 a month in principal and interest. Twenty percent down brings that to roughly $1,930. Texas property taxes and homeowner’s insurance ride on top through escrow, and in Katy those two are exactly what separate a pair of houses carrying the same price tag. When we tour, I build the all-in monthly number for every house we walk through, so you’re comparing what you’d actually pay rather than what the listing sheet says. If you’re early in the process, my walkthrough of the Houston home-buying process lays out the sequence step by step.
A live look: Katy homes from $350K to $400K
Below is my live IDX feed of active HAR MLS listings in the band. It re-sorts itself as homes go under contract and new ones come on, so this is today’s market rather than last week’s:
$400,000
Active
22815 Tuscany Ridge Lane Katy, Texas
5 Beds 3 Baths 2,762 SqFt 0.144 Acres
$397,000
Active
2102 Grapewood Lane Katy, Texas
2 Beds 2 Baths 1,704 SqFt 0.111 Acres
$389,999
Active
5034 Forest Sage Lane Katy, Texas
3 Beds 2 Baths 1,886 SqFt 0.143 Acres
$389,990
Active
2580 Newport Breeze Drive Katy, Texas
4 Beds 3 Baths 1,991 SqFt 0.139 Acres
$389,900
Active
3211 Overcup Oak Court Katy, Texas
4 Beds 4 Baths 2,932 SqFt 0.155 Acres
$379,990
Active
2548 Newport Breeze Drive Katy, Texas
4 Beds 3 Baths 1,991 SqFt 0.151 Acres
That’s six of the 336. Browse every Katy home from $350K to $400K, drop back to the $300K–$350K range, or open all Katy homes for sale and set your own filters. If the budget doesn’t quite stretch, I wrote up what $350K buys in Katy earlier this summer.
See every Katy home in your budget right now
If you’d rather work from a map, you can search every active Katy listing on my site and draw a boundary around the sections you actually want. On your phone, the free Houston Prime Realty app runs on the live MLS feed, so new listings and price drops show up the moment they post instead of on a national portal’s delay. Or send me your must-haves and I’ll build the search, then tell you what the photos leave out about the street, the drainage and the drive time.
Get new Katy listings the day they hit the market
Sign up below and I’ll set an alert on your exact budget. You’ll get an email the moment a Katy home in your range lists or drops its price, and you can opt out anytime.
Shopping Katy in this range? Let’s talk.
Tell me whether you want the square footage or the warranty and I’ll build a Katy search around it, verify the school zoning and the tax rate on every house we tour, and walk you through the offer, the inspection and the close. No pressure, no obligation.
Schedule a Consultation
Call or Text (281) 500-7077
Kevan Pewitt · REALTOR® & Broker · Houston Prime Realty
Kevan Pewitt is a licensed Texas REALTOR® and Broker. Houston Prime Realty supports Equal Housing Opportunity. Market figures and square-footage ranges are current as of publication and change; school attendance zones and tax rates are set by the district and the taxing entities and vary by address, so verify both for any specific home. This is general information, not legal or tax advice. Listings shown are pulled live from the HAR MLS and change throughout the day.
Last updated: August 2026
More on this topic: buying a home in Houston →
