Round Rock, TX loan limits: 2026 conforming and FHA context

The published evidence provides the starting point: Round Rock, TX is connected to Williamson County for this 2026 source comparison. In practical terms, the published one-unit conforming limit is $832,750, while the published one-unit FHA limit is $571,550. Those figures organize different program categories; $832,750 is not a conventional loan offer, and $571,550 is not an FHA eligibility finding. For Round Rock, TX, starting with Williamson County keeps the limits attached to the county or county-equivalent area used in the official files. Borrowers in Round Rock, TX still need to confirm the selected property's location and legal unit count, because the relevant Williamson County row follows the property instead of the city label or mailing address alone. Around Round Rock, TX, mailing cities and ZIP codes can cross county boundaries, so the official property jurisdiction should be verified instead of inferred from a familiar place name. Keep Williamson County as Round Rock, TX's confirmed county row before comparing the $832,750 and $571,550 program boundaries.

As local context for Round Rock, TX, Williamson County's conforming limit rises from $832,750 for one unit to $1,601,750 for four units, while the FHA figures move from $571,550 to $1,099,150. For borrower planning, the higher $1,601,750 and $1,099,150 amounts apply to the published four-unit category; they do not apply to a one-unit home merely because a borrower wants a larger loan.