Mastering Total Area in AutoCAD: The Ultimate Guide to LISP Routines
(defun c:TOTALAREA (/ ss count total i obj) (setq ss (ssget '((0 . "CIRCLE,HATCH,POLYLINE,LWPOLYLINE")))) (setq total 0.0) (if ss (progn (setq count (sslength ss)) (setq i 0) (while (< i count) (setq obj (vlax-ename->vla-object (ssname ss i))) (setq total (+ total (vla-get-area obj))) (setq i (1+ i)) ) (alert (strcat "Total Area of " (itoa count) " objects is: " (rtos total 2 2))) (princ (strcat "\nTotal Area: " (rtos total 2 2))) ) (princ "\nNo valid objects selected.") ) (princ) ) (vl-load-com) Use code with caution. How to Install and Run the Script above into Notepad.
You might ask, "Doesn't AutoCAD 2025 have a built-in Total Area tool?"
: Download a free LISP routine today (such as CADstudio AddArea or Lee Mac's A2F ) using the links provided in this article. Spend five minutes loading it into your AutoCAD environment, and witness how a single line of code can revolutionize your quantity takeoff and area reporting workflows. The power to calculate the total area of an entire drawing is not just a convenience—it is a professional standard.
Select the closed polylines, circles, or shapes. total area autocad lisp
;; Convert to common units (optional - adjust conversion factor) ;; For meters to square meters: no change ;; For millimeters to square meters: divide by 1e6 ;; For inches to square feet: divide by 144 ;; For feet to square feet: no change
If you select multiple closed polylines, the Properties Palette will blank out the cumulative area field, displaying Varies instead of a total sum.
;; Step 2: Exit if nothing is selected (if (null ss) (princ "\nNo valid objects selected.") (progn (setq total 0.0) ; Initialize total to zero (setq i 0) ; Initialize counter
Automatically switch between square inches and square feet or hectares. Place Text: Mastering Total Area in AutoCAD: The Ultimate Guide
Its key features include:
: These are excellent but often cost $200–$1,000 per year.
Show you to include a specific unit conversion (e.g., to Acres). Help you find a LISP that exports directly to CSV.
;; Step 1: Create a selection set (setq ss (ssget '((0 . "LWPOLYLINE,CIRCLE,ELLIPSE,SPLINE,REGION,HATCH")))) You might ask, "Doesn't AutoCAD 2025 have a
11,000,000the fraction with numerator 1 and denominator 1 comma 000 comma 000 end-fraction
(princ "\n----------------------------------------") (princ (strcat "\nTOTAL AREA: " (rtos total-area 2 2) " sq units"))
Have a specific total area calculation challenge? Modify the LISP to fit your exact workflow, and you’ll wonder how you ever drafted without it.