Los Angeles · 72°F · Clear · Lat. 34.07° N
Sunday, April 19, 2026 · Subscribe to The Atlas Dispatch
Atlas Brief · Section 04 · Construction Costs

Construction
Costs

Trade-by-trade breakdowns, honest math on LA multifamily and single-family work, and the numbers the bid sheets don't show you. Every figure comes from an actual job.

By David Safai  ·  Editor & Publisher  ·  Ongoing series

LA Type-V Multifamily · $/GSF · Wk of Apr 19
$612
Per gross square foot, hard costs · All-in, shell + MEP
▲ 1.4% wk  ·  +8.1% YTD
Source: Atlas internal · Active LA multifamily jobs · Hard costs only. Excludes land, financing, permits, and soft costs. Updated weekly.
Concrete $/CY $218 ▲ 3.2% wk
Trades Labor $/hr $72.40 ▲ 0.6% wk
LADBS Days 147 ▼ 4 days wk
LA construction site — framing, concrete, MEP rough-in
Fig. 01 — LA Type-V wood-frame, mid-Wilshire, active job, 2026
§ I  —  Cost Guides & Price Reports

The index, in full.

10 entries  ·  4 published
Sorted: Newest
Title   Subtrade Cost Range   Date  
№ 001
Cost Guide
Westside Repipe Costs, 2026: What a Real Number Looks Like.
Copper versus PEX on a 1,400-SF Westside SFR. What subs actually quoted, what got missed in the bid, and why the final invoice came in 14% above the estimate.
Plumbing Sitework
$18,400–$31,200 per full repipe · SFR
Apr 20, 2026
Live
№ 002
Cost Guide
Trenchless Sewer Costs: Honest Math.
Pipe bursting versus open-cut on a 60-foot residential lateral in the Westside. The bid that sold us on trenchless, the invoice that complicated it.
Plumbing Sitework
$185–$420/LF lateral only · pipe bursting
Apr 12, 2026
Live
№ 003
Cost Guide
LA Panel Upgrade: The True Cost.
A 200A service upgrade in a 1960s Mid-City fourplex. What LADWP's queue adds to the schedule, why the permit is almost always more expensive than the panel, and the three hidden costs nobody quotes you up front.
Electrical
$4,800–$14,200 200A service · per unit
Apr 5, 2026
Live
№ 004
Cost Guide
Water Damage Restoration: The Real Cost.
A kitchen supply line failure in a second-floor unit. The mitigation invoice, the reconstruction scope, the gap between what insurance covered and what the job actually cost.
Plumbing Sitework
$8,200–$34,600 scope-dependent · MF unit
Mar 28, 2026
Live
№ 005
Cost Guide
HVAC Replacement in a Multifamily Building: What You're Actually Buying.
Mini-split versus central ducted on a 12-unit 1970s apartment. Material, labor, and the soft cost nobody prices at bid time: tenant access coordination.
HVAC
$3,400–$7,800/unit mini-split install · per unit
Coming Q3 2026
Coming
№ 006
Cost Guide
Roofing a Flat Deck in Los Angeles: A Line-Item Breakdown.
TPO versus built-up on a commercial-style parapet deck. The LA-specific drainage requirements that inflate scope, and the inspection cycle that adds three weeks to every job.
Sitework
$9.50–$22/SF installed · flat deck · LA
Coming Q3 2026
Coming
№ 007
Cost Guide
Concrete Flatwork and Foundation Repair in Los Angeles: The Honest Number.
What post-tensioned slab repairs actually cost in hillside conditions versus flat lots. Three jobs, three scopes, one conclusion about why bids vary 40% for identical specs.
Sitework
$218/CY pour plus formwork, rebar, pump
Coming Q4 2026
Coming
№ 008
Cost Guide · Seismic
Seismic Retrofit Costs in LA: What the Mandatory Ordinance Is Actually Costing Owners.
A crawl-space bolt-and-brace on a 1940s SFR versus a cripple-wall retrofit on a 1960s fourplex. Permit fees, engineering, and the three variables that move the bid by $8,000 in either direction.
Sitework
$12,400–$18,200 per building · bolt + brace
Coming Q4 2026
Coming
№ 009
Cost Guide · Seismic
Soft-Story Retrofit: Four Buildings, Four Invoices, One Honest Assessment.
The mandatory soft-story program deadline passed. For owners who are behind, what the scope looks like today, what it cost eighteen months ago, and why the delta is mostly labor.
Sitework Electrical
$38,000–$92,000 per building · typical LA MF
Coming Q1 2027
Coming
№ 010
Cost Guide · Tenant Improvement
T&I Costs in LA Multifamily: What a Real Unit Turn Actually Costs in 2026.
A cosmetic turn versus a full gut-and-repaint on a vacancy in a mid-Wilshire building. The line items that doubled since 2022, and the ones that held. Plus: the cost of doing it wrong the first time.
Plumbing Electrical HVAC
$6,400–$28,000 per unit · scope-dependent
Coming Q1 2027
Coming
§ II  —  Featured Essays

Deeper reads on cost.

3 selected
E-01  ·  Cost Guide Plumbing

Westside Repipe Costs, 2026.

A line-by-line on copper versus PEX on a 1,400-square-foot Westside single-family job. What subs actually quoted. What got missed in the bid. Why the final invoice came in 14% above the estimate — and what that gap reveals about the current LA plumbing market.

E-02  ·  Cost Guide Electrical

LA Panel Upgrade: The True Cost.

A 200A service upgrade in a 1960s Mid-City fourplex. What LADWP's queue adds to the schedule, why the permit almost always costs more than the panel, and the three hidden line items nobody quotes you at bid time.

E-03  ·  Cost Guide Plumbing · Sitework

Trenchless Sewer Costs: Honest Math.

Pipe bursting versus open-cut on a 60-foot residential lateral in the Westside. The bid that sold us on trenchless, the invoice that complicated the story, and what to expect when the scope changes mid-dig.

Other desks in Atlas Brief 10 sections total