ZIP 80304 vs ZIP 80310

This side-by-side compares ZIP 80304 (Boulder, CO) and ZIP 80310 (Boulder, CO) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 80304 has a population of 25,623 at 1,085 people per square mile, while ZIP 80310 has 6,578 at 5,854 per square mile. That difference in population size and density alone reshapes how every other metric should be interpreted — a higher-income ZIP with 1,200 residents behaves very differently from one with 45,000.

On income and education, ZIP 80304 reports a median household income of $126,558 against — in ZIP 80310, with per-capita income of $89,956 vs $5,279. The share of adults holding a bachelor's degree or higher is 77.0% in 80304 and 72.5% in 80310. Poverty rate reads 10.4% vs 100.0%, and unemployment 4.7% vs 24.7% — these four fields alone drive most of the difference in the scorecard grades you will see for each ZIP.

Housing separates these two ZIPs further: median home value sits at $1,210,200 in 80304 versus — in 80310, with median rent of $2,075 and — per month respectively. Homeownership rate is 70.0% vs 0.0%. When reading the comparison table below, focus on paired metrics rather than single winners — a ZIP with lower home values and lower income is not strictly "worse" if rent-to-income ratios and commute times land in the same zone. Every value is pulled from the exact same ACS table so the two columns are genuinely comparable.