Climate
Heerlen logs 7 hot days a year to Rotterdam's 2 — Rotterdam wins by 5. Rotterdam also leads on frost days by 10.
Heerlen
Feels-like °C
Dinner outside
Rotterdam
Feels-like °C
Dinner outside
Cost of Living
Rotterdam averages $2,798/mo for balanced living; Heerlen has no cost baseline yet.
Rotterdam
$2,798monthly · balanced
Mobility
Rotterdam scores 4.0 on mobility (0–5 scale); Heerlen has no mobility baseline.
Culture
Rotterdam's culture score of 4.2 sits well above Heerlen's 0.0.
Nature & Outdoors
Rotterdam scores 4.0 on nature & outdoors (0–5 scale); Heerlen has no nature & outdoors baseline.
Safety
Rotterdam scores 4.2 on safety (0–5 scale); Heerlen has no safety baseline.
Career
Rotterdam scores 4.0 on career (0–5 scale); Heerlen has no career baseline.
Social & Community
Rotterdam scores 3.7 on social & community (0–5 scale); Heerlen has no social & community baseline.
Food & Dining
Rotterdam scores 3.8 on food & dining (0–5 scale); Heerlen has no food & dining baseline.
Family
Rotterdam scores 3.9 on family (0–5 scale); Heerlen has no family baseline.
Healthcare
Rotterdam scores 3.7 on healthcare (0–5 scale); Heerlen has no healthcare baseline.
Air Quality
Heerlen averages 8.4 µg/m³ (good) PM2.5 annually versus Rotterdam's 8.8 µg/m³ (good) — Heerlen breathes ~5% cleaner air (0.5 µg/m³ lower).
Heerlen
Rotterdam
PM2.5 annual average
WHO classification
City Scale
Both maps at the same real-world scale — 1 cm on either map is the same distance.
Heerlen (160K) and Rotterdam (2.2M) are 14x in population — Rotterdam is the larger metro, Heerlen the smaller; on land area Rotterdam spans roughly 11x more ground.
Rotterdam is roughly 12x the scale of Heerlen
Combined population & area comparison
RotterdamHeerlenCity Scale Rankings
Rotterdam2.2M14xHeerlen160K1xRotterdam677 km²11xHeerlen64 km²1xHeerlen
Rotterdam
Who Thrives Here
Rotterdam is the stronger fit for the car-free urbanist. Both cities work well for the clean air seeker.
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LisbonFrequently asked about Heerlen vs Rotterdam
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The best city depends on what matters to you
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