ZIP 87051 vs ZIP 87021

Source:

San Rafael, NM — Milan, NM

This side-by-side compares ZIP 87051 (San Rafael, NM) and ZIP 87021 (Milan, NM) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 87051 has a population of 969 at 6 people per square mile, while ZIP 87021 has 3,472 at 174 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 87051 reports a median household income of against $40,129 in ZIP 87021, with per-capita income of $23,989 vs $23,322. The share of adults holding a bachelor's degree or higher is 0.0% in 87051 and 7.4% in 87021. Poverty rate reads 0.0% vs 25.7%, and unemployment 45.0% vs 10.8% — 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 in 87051 versus $128,100 in 87021, with median rent of and $886 per month respectively. Homeownership rate is 100.0% vs 67.7%. 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.

Compare different ZIP codes:

vs
Metric
87051
San Rafael, NM
87021
Milan, NM
Population 969 3,472
Median Household Income $40,129
Per Capita Income $23,989 $23,322
Median Age 68.1 42.8
Bachelor's Degree or Higher 0.0% 7.4%
Poverty Rate 0.0% 25.7%
Unemployment Rate 45.0% 10.8%
Median Home Value $128,100
Median Rent (monthly) $886
Homeownership Rate 100.0% 67.7%
Population Density (per sq mi) 6 174

Values highlighted in green indicate the better metric where applicable. Source: U.S. Census Bureau ACS 2023.

Full Profile
87051
San Rafael, NM
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87021
Milan, NM
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What are common questions about this comparison?

How do ZIP codes 87051 and 87021 compare?
ZIP 87051 (San Rafael, NM) has a population of 969 and a median household income of —. ZIP 87021 (Milan, NM) has a population of 3,472 and a median household income of $40,129.
Which ZIP code has higher income, 87051 or 87021?
Income data is not available for one or both of these ZIP codes.
How do I compare two ZIP codes on PlainZIP?
Visit plainzip.com/compare, enter two 5-digit U.S. ZIP codes, and click Compare. You can also navigate directly to /compare/XXXXX-vs-YYYYY to share a specific comparison.

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Data sourced from official U.S. Census ACS and HUD-USPS ZIP crosswalk data. See our methodology for details. Retrieved and formatted by PlainZIP Editorial.