Luxury Remodeling in Hacienda Heights
Design-build pools, backyards and ADUs for Hacienda Heights homes along the Puente Hills.
Building in Hacienda Heights
Hillside pools, outdoor living and ADUs in Hacienda Heights.
Hacienda Heights spent most of the first half of the 20th century as citrus, walnut and avocado country, and it was called North Whittier Heights until 1961. Subdivisions began around Kwis Avenue in the early 1950s, and the post-war building boom edged out the orchards in favor of the single-family neighborhoods that define it today. It remains unincorporated, with no city hall, so Los Angeles County handles its planning and building permits. Its southern edge rises into the Puente Hills, and the County counts views of those hills and the San Gabriel Mountains among the community's primary assets. On the hillside lots, fire zone status, slope and distance from a mapped Significant Ridgeline come ahead of any conversation about finishes.
Mostly single-family homes from the post-war suburban boom, many set on inward-facing, non-connecting streets and cul-de-sacs. Toward the south and on the western slopes, the ground rises past 25 percent slope into the Puente Hills, where ridgeline, fire and hillside rules begin to shape what fits on a lot.
One team designs, permits and builds every project, and our own crews self-perform the work, so the people who plan your Hacienda Heights project are the people on site building it.
Part of our service area in Los Angeles County.
Local Conditions
What building in Hacienda Heights involves
Permits in Hacienda Heights
Los Angeles County Public Works, Building and Safety Division (La Puente District Office)
Hacienda Heights is unincorporated, so building permits come from Los Angeles County Public Works, Building and Safety, through its La Puente District Office, and when Fire Department plan approval is required, building plans for the community go to the Diamond Bar Fire Prevention office. The office's agency referral sheet flags hillside development on slopes of 25 percent or more for drainage plan check covering stormwater (NPDES and Low Impact Development) compliance, and where grading plan check applies, rough-grade approval is required before the building permit issues. Zoning falls under the East San Gabriel Valley Planning Area Standards District (Title 22, Chapter 22.366), effective June 20, 2024, which keeps the highest point of a structure at least 50 vertical feet and 50 horizontal feet from a designated Significant Ridgeline, bars any part of a structure from blocking the view of one from a designated Scenic Route, and requires a Variance where a lot cannot meet those standards.
Permit details checked September 2026 against LA County Public Works and LA County Planning. Rules change, so we confirm them again for your parcel.
What we plan for here
- Significant Ridgeline setback planning
- Hillside drainage and rough-grade approvals
- Geotechnical review for steep lots
- Fire hazard zone exterior detailing
- Landfill-proximity methane review
County planning for the East San Gabriel Valley Area Plan places many portions of Hacienda Heights within Very High Fire Hazard Severity Zones and Hillside Management Areas, along some 25 miles of wildland-urban interface around the Puente Hills.
Ground above 25 percent slope runs through the southern part of the community and the western slopes around the Puente Hills Landfill site, and County plan check routes any structure within 1,000 feet of a landfill to methane and contaminated-soil review.
Slope stability, over-steepened slopes, landslide risk and retaining walls on steep lots are referred to the County's Geotechnical and Materials Engineering Division for geology and soils approval, and the community's 2011 plan records a landslide among its difficulties in the 1980s and 1990s.
The Puente Hills are largely designated as part of the Puente Hills Significant Ecological Area, and much of the southern hillside area is federally designated critical habitat for the California coastal gnatcatcher, so native coastal sage scrub at the edge of a hillside lot is a planning question as well as a landscaping one.
Neighborhoods we work in
- Turnbull Canyon
- Camino del Sur
- Kwis Avenue
Hacienda Heights Services
Everything we build in Hacienda Heights
Each page covers permits, costs and the build process for that work in Hacienda Heights.
Pool & Spa Remodeling in Hacienda Heights
We design and build pools and spas with our own crews, start to finish.
Backyard & Outdoor Living in Hacienda Heights
Outdoor living, hardscape, and curb appeal, designed and built to outlast the SoCal sun.
ADUs & Additions in Hacienda Heights
We design, permit, and build ADUs and additions that actually add value.
Also available in Hacienda Heights
Hacienda Heights Guides
Remodeling guides for Hacienda Heights
Local planning notes, costs and design direction for Hacienda Heights homeowners.
Whole-Home Remodel Sequencing: What to Do First
A whole-home remodel done in the wrong order costs 15 to 25 percent more. Here is the correct sequence, from structural and roof through to paint, and why each stage has to precede the next.
Read guideIndoor-Outdoor Living Conversions in Southern California
A 16-foot multi-slide door runs $18,000 to $45,000 installed. Here is how the full indoor-outdoor conversion works, from structural header to flush threshold to covered patio tie-in.
Read guideTarzana Outdoor Living: A Builder's Guide to South of the Boulevard Lots
Tarzana backyards run hot and deep. A working outdoor living build here (shade, hardscape, kitchen, lighting) typically lands between $85,000 and $220,000, and the ground drives most of the number.
Read guidePorter Ranch Backyard Transformation: Wind, Slope and What It Costs
A full backyard transformation in Porter Ranch runs $95,000 to $280,000. Wind exposure, slope, HOA review and fire-zone material rules shape the design before anything about style enters the conversation.
Read guideStart Your Project
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