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How the crowd draws

33 drawings of its land border and 38 drawings of its coast, from memory on Borderline’s Mexico map, 1 October 2026 to 27 October 2026.

In numbers

Last updated on 28 October 2026
The real oneThe crowd’s
Area71,000 km²27,000 sq mi67,000 km²26,000 sq mi5.9% smaller
Outline2,696 km1,675 mi2,239 km1,391 mi16.9% shorter
Centre112.03° W, 25.92° N112.0° W, 25.9° N112.12° W, 25.95° N112.1° W, 26.0° N9 km west6 mi west
Westernmost115.08° W, 27.85° N115.1° W, 27.8° N115.05° W, 27.84° N115.1° W, 27.8° N3 km short2 mi short
Easternmost109.41° W, 23.40° N109.4° W, 23.4° N109.60° W, 23.46° N109.6° W, 23.5° N19 km short12 mi short
Southernmost109.95° W, 22.87° N110.0° W, 22.9° N109.98° W, 23.03° N110.0° W, 23.0° N17 km short11 mi short
Northernmost113.14° W, 28.00° N113.1° W, 28.0° N113.16° W, 28.09° N113.2° W, 28.1° N9 km beyond6 mi beyond

Near the land border, 33% of the crowd’s lines run inside Baja California Sur. Near the coast, 58% run inland.

Borders and coast

Why two lengths?

A line’s length depends on how closely it is drawn. The game’s lines are simplified: they keep a point every few kilometres and cut across small bends. The official lengths, from INEGI (coasts, islands left out), are measured on other lines. A border measured on a finer line, following every bend of its rivers and ridges, comes out longer.

Coasts differ most, and either way. Some official coastlines follow every inlet and island (Canada’s 202,080 km); others are smoothed on purpose, crossing bays and sounds (the United States’ 19,924 km), and can come out shorter than the game’s.

Players draw against the game’s line and are scored against it, so the crowd’s length is compared with the game’s, both measured the same way. Set against an official length measured another way, the comparison would say more about the two methods than about the crowd.

Baja California Sur’s coast: 2,848 km in the game, 2,131 km officially.

1 neighbour
Border withIn the gameThe crowd’s
Baja California140 km in the game148 km the crowd’s5.7% longer
The coast2,848 km in the game2,131 km officially2,282 km the crowd’s19.9% shorter
The worst 20% and the best 20%By how close a drawing comes to the stateDownload (0.2 MB)
Not enough drawings yet
Another country and MexicoFrom where are you from; no answer left out5 of 10 drawings from another country needed
The fastest and the slowest thirdBy time spent drawingDownload (0.3 MB)
Quickest and slowest to startBy time before the first lineDownload (0.3 MB)
Where drawings start and endStarts teal, ends pink, piled up blackDownload (0.1 MB)
The drawings stacked as blocksWhere many drawings pass, the stack growsDownload (1.4 MB)

How it is measured

The crowd’s Baja California Sur: every few km along the real line, each drawing’s nearest point, inside Baja California Sur or outside it; the median over a short stretch is where the crowd puts the line there, and the real outline moved by it is the crowd’s. Where the move folds a narrow inlet over itself, the loop is cut.

The 71 drawings that scored 10 or more on Borderline’s Mexico map, scribbles left out, the real line the game’s own. Area true to scale; the outline copies the real line’s detail, so its length changes only where the shape moves or a loop is cut.

Measuring how far the crowd moves the centre was Matt Forrest’s idea (forrest.nyc).

Draw Baja California Sur yourself and add your line to the next update.