Los Angeles County · Land Surveying
Torrance began in 1912 as a model industrial garden city — Jared Sidney Torrance hired the Olmsted firm to plan it, down to a downtown set diagonally for the ocean breeze. A century on, the city runs from that historic grid through postwar tracts to the beach.
Old Torrance, tract, or coastal lot — name the neighborhood and the project and we will scope from there. Call (213) 787-3342 to talk it through.
The original plan was remarkable: 109 blocks organized into residential, business, and factory zones, walkable by design, with Old Torrance's diagonal orientation chosen so sea breezes would carry factory air away from the homes. Incorporation followed in 1921, and the planned core still stands — now a historic district surrounded by everything the twentieth century added.
What it added was scale. Postwar tracts spread Torrance across former Rancho San Pedro lands to become one of the South Bay's largest cities, with industrial districts, regional commercial centers, hillside edges against the peninsula, and a stretch of coast. The survey docket spans all of it — from Olmsted-era lots to beach parcels — under one county record.
Old Torrance retraces from the 1912 plan's plats — a well-crafted record whose diagonal grid and designed blocks reward careful computation, much like other planned communities of its generation. The postwar tracts surrounding it are standard mid-century work: consistent maps, worn monuments, fences standing in for lines. Corners restored in either era get documented with the county.
The city's diversity sets the deliverables. Industrial and commercial districts generate ALTA surveys and as-built mapping; the ADU wave generates setback work across thousands of tract lots; hillside and coastal edges bring terrain into scope. One city, three eras of records, every kind of survey — the constant is research-first practice and measured results.
Six services carry the city's spread — lines and setbacks for the neighborhoods, documentation for commerce and industry:
The projects that bring Torrance owners in usually involve:
Any of these narrow the research and firm the number:
We identify the parcel's era — planned core, tract, or coastal — assemble its record, confirm scope, then field-measure. The steps are on our how it works page.
It changes the bearings, not the certainty — the Olmsted-era plats define the diagonal blocks precisely, and retracement reproduces them like any planned record. What owners notice is that fences squared to a house are not necessarily squared to the line. The record settles it; the diagonal is just geometry.
As record ancestry, yes — the plan's plats still define the lots, and its zone boundaries explain why districts sit where they do. Today's zoning is the city's current code, not the 1912 map. For boundaries, the original plan is simply a well-made record we retrace with respect.
The method is identical; the emphasis shifts. Coastal and hillside-edge parcels more often need elevations, and their projects draw closer review, so topographic mapping joins the boundary scope. Inland tract work is the familiar line-and-setback docket. Same records discipline everywhere.
The industrial past, plotted: easements, rail remnants, and utility corridors that survive in title, plus the as-built reality of long-worked sites. An ALTA/NSPS survey keyed to the commitment maps all of it — which is exactly the picture lenders and redevelopers need before committing to a conversion.
From located lines, not from siding or fences — we retrace the historic lot, measure to the existing structures, and hand your designer the true margins. Historic-district lots deserve that precision doubly: the numbers feed both the zoning math and the district's design review.
We serve property throughout Torrance and across Los Angeles County — request a survey quote for any parcel in the area.
A service-area firm handling boundary, topographic, ALTA, and construction survey work across the region.
Survey scope and deliverables depend on title records, site conditions, and what your project requires. Call (213) 787-3342 to discuss the property and the survey you need.
Call Southern California Land Surveyors at (213) 787-3342 with the address and project, and we will scope the survey to your parcel's era.