
$340,000
4 beds | 2 baths | 1,909 sqft
21431 Petherton Drive, Tomball, TX

For sale
$435,000
Roughly $2,950/mo at 20% down, 6.5% over 30 years, including tax. That is 9% above the $399,900 median across 674 homes for sale in Tomball.
Written by Jay from this home’s 25 listing photos
This move-in ready, two-story traditional home features a mixed-material exterior, a shingle roof, maintained landscaping, and a two-story foyer entry with a custom chandelier. The open floor plan includes high ceilings, medium-wood flooring, a stacked stone fireplace, a dedicated main-floor home office with French doors, and an upper
No known risk factors reported for this home.
Alexander Estates
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Explore the map| Sep 4, 2026Listed for sale | $435,000 |
21403 Hartwig Court, Tomball, TX is listed at $435,000, or about $142 per square foot.
This home has 4 bedrooms and 2.5 bathrooms across 3,068 square feet, and was built in 2021.
Property tax is $9,000 per year.
21403 Hartwig Court, Tomball, TX is served by BERNSHAUSEN ELEMENTARY SCHOOL (Elementary), HOFIUS INTERMEDIATE SCHOOL (Middle), KLEIN CAIN HIGH SCHOOL (High). The home is zoned to the Klein school district.
This listing has 1 recorded price event. It was first listed at $435,000 on Sep 4, 2026. The full history is shown above.
At 20% down on a 6.5% 30-year fixed rate, principal and interest on 21403 Hartwig Court, Tomball, TX come to about $2,200 a month. Adding property tax of about $750 brings the estimate to about $2,950 a month. Insurance is not included.
$435,000 is about 9% above the $399,900 median list price across the 674 homes for sale in Tomball, TX. The comparable homes below run $340,000 to $449,000.
Yes — 21403 Hartwig Court, Tomball, TX is currently listed for sale on GotNest.
Listed by Kay Mitchell · Real Estate by Design · MLS #TREC#0569001 · Source: HAR