How much does it cost to build a house in Santa Clarita?

A new 1,800 sq ft, 3-bedroom home costs about $873,000 to build, all in, including building, site work, city fees and design. Land is extra: about $412,500 for a typical lot in areas like Santa Clarita.

What is a new home worth in Santa Clarita?

About $1,237,500 for a new 1,800 sq ft home in an area like Santa Clarita.

What a new home costs in Santa Clarita (2026)

Building a new custom home, tearing down and rebuilding, or rebuilding after a fire in Santa Clarita? Hemisphere A&E is an architecture and design-build firm: one team for design, permits and construction. Here are typical numbers, the local rules, and your next step.

Typical new home numbers in Santa Clarita

A new 1,800 sq ft, 3-bedroom home costs about $873,000 to build, all in: building, site work, city fees and design. Land is extra.
Typical land value for a lot in areas like Santa Clarita: about $412,500.
Finished value: about $1,237,500 (about $550 per sq ft plus a new-home premium).
A new home like this could rent for about $6,120 a month.

Run the free new home cost calculator for Santa Clarita

Building permits and local rules in Santa Clarita

Who runs permits

City of Santa Clarita Planning Division, then Building and Safety. LA County Fire reviews too.

SB 9 and lot splits

California law (SB 9) can allow a second home or a lot split on many single-family lots. Hillside, fire and historic rules can limit it.

What can slow you down

Oak trees on the lot need an Urban Forestry sign-off.
Lots on septic need LA County Health review.

Free lot check in Santa Clarita

Send Hemisphere A&E your address. We look up your zoning and lot size, what fits (ADU, junior ADU, SB 9, new home, apartments, remodel or business space), red flags like fire zones or hillside rules, and a rough cost range. No cost, no pressure. Email info@hemisphereae.com or call (619) 762-7144.