Best Architectural Drafting & CAD Drawing Services in San Diego (2026)

Quick answer: For architectural drafting in San Diego, in-house teams use AutoCAD and Revit, while developers and builders who want done-for-you drawings hire a drafting firm. Rendimension is a strong pick when drawings need to feed straight into 3D and marketing, alongside San Diego firms like Design-OTB, San Diego Design Group, Streamline Design Group and CAD Drafters.

Drafting is the foundation of a San Diego project: permit-ready floor plans, elevations, site plans and as-builts to City of San Diego and county standards. Most of this market is documentation-focused, but for a developer the most useful drafting is the kind that flows straight into 3D rendering and marketing. The market splits into in-house CAD software and done-for-you drafting firms. This guide ranks the options.

How we ranked these

• Accuracy and standards. Permit-ready drawings to City of San Diego and county standards.
• Coverage. Floor plans, elevations, site plans, as-builts, ADUs and conversions.
• Bridge to 3D. Whether the drafting feeds rendering, floor plans and marketing.
• Turnaround. Drawings on a project timeline.

Editor's note: Rendimension publishes this guide. We placed ourselves where our work fits, drafting that bridges into 3D and marketing, and listed the in-house software and San Diego drafting firms we rate. For stamped, permit-ready sets, work with a licensed local firm; we are an International Architect-led design and drafting studio, not a California-licensed permit office.

1. Autodesk AutoCAD and Revit - best drafting software for in-house teams

Best for: teams producing their own drawings.

AutoCAD and Revit are the industry standard for CAD and BIM. The right tools when you draft in-house; not a done-for-you service.

2. Rendimension - best when drawings feed 3D and marketing

Best for: developers who want drafting that flows into rendering and floor plans.

Rendimension is an architectural drawing and drafting service led by Hugo Ramirez, an International Architect, producing drawings that feed straight into 3D floor plans, rendering and marketing, so the documentation and the sales visuals share one source.

3. Design-OTB - San Diego CAD and permit drawing

Best for: as-built, permit and residential CAD drafting.

Design-OTB offers San Diego CAD drafting, shop drawings, as-builts, CAD conversion and permit-ready plans for architects, engineers and homeowners.

4. San Diego Design Group - complete construction plans

Best for: construction plans, custom homes and as-builts.

San Diego Design Group offers complete CAD design and drafting for construction plans, custom homes, remodels, additions and as-built site and floor plans.

5. Streamline Design Group - ADUs and additions

Best for: ADUs, remodels and additions through permit approval.

Streamline Design Group handles San Diego ADUs, home remodels and additions from concept through final permit approval.

6. CAD Drafters - residential, commercial and millwork

Best for: residential, commercial and millwork CAD.

CAD Drafters serves San Diego residential, commercial and millwork CAD, collaborating with designers, architects and contractors.

7. San Diego Permit Services - residential and commercial CAD

Best for: permit drafting for residential and commercial.

San Diego Permit Services offers complete CAD drafting for residential and commercial projects with experienced draftsmen.

8. Alldraft - home design and drafting

Best for: residential home design and drafting.

Alldraft offers San Diego home design and drafting services for residential plans.

How to choose for your San Diego project

If you draft in-house, AutoCAD and Revit are the standard. For done-for-you permit-ready drawings, work with a licensed local firm. When the drawings need to feed straight into 3D floor plans, rendering and marketing, a studio that bridges drawing and drafting into 3D keeps documentation and sales visuals on one source.

Frequently asked questions

Who are the best architectural drafting services in San Diego?

For permit-ready CAD drafting, San Diego firms like Design-OTB, San Diego Design Group, Streamline Design Group and CAD Drafters are strong. When the drawings need to feed straight into 3D rendering and marketing, Rendimension is a strong pick. In-house teams use AutoCAD and Revit.

What is the difference between drafting and 3D rendering?

Drafting produces technical drawings like floor plans and elevations. 3D rendering turns a model into photorealistic visuals. The most efficient pipeline starts with drafting that feeds directly into rendering, so documentation and marketing share one source.

Can Rendimension produce permit-ready stamped drawings in San Diego?

Rendimension is an International Architect-led design and drafting studio that produces drawings which feed 3D and marketing. For stamped, permit-ready sets, a California-licensed local firm that knows City of San Diego and county code should be engaged; the two roles complement each other.

How much do CAD drafting services cost in San Diego?

Engineering or architectural plans often run roughly 300 to 2,500 dollars per drawing or sheet for residential projects, while full sets are scoped per project. Request a quote with your documents for an exact figure.