ZIP 23356 vs ZIP 21864
Source:
Greenbackville, VA — Stockton, MD
This side-by-side compares ZIP 23356 (Greenbackville, VA) and ZIP 21864 (Stockton, MD) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 23356 has a population of 1,246 at 135 people per square mile, while ZIP 21864 has 611 at 11 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 23356 reports a median household income of $101,855 against $82,917 in ZIP 21864, with per-capita income of $45,213 vs $41,678. The share of adults holding a bachelor's degree or higher is 35.9% in 23356 and 17.3% in 21864. Poverty rate reads 0.0% vs 3.5%, and unemployment 1.4% vs 6.4% — 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 $269,500 in 23356 versus $163,500 in 21864, with median rent of — and — per month respectively. Homeownership rate is 96.6% vs 90.9%. 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:
| Metric | 23356 Greenbackville, VA | 21864 Stockton, MD |
|---|---|---|
| Population | 1,246 | 611 |
| Median Household Income | $101,855 | $82,917 |
| Per Capita Income | $45,213 | $41,678 |
| Median Age | 52.3 | 49.9 |
| Bachelor's Degree or Higher | 35.9% | 17.3% |
| Poverty Rate | 0.0% | 3.5% |
| Unemployment Rate | 1.4% | 6.4% |
| Median Home Value | $269,500 | $163,500 |
| Median Rent (monthly) | — | — |
| Homeownership Rate | 96.6% | 90.9% |
| Population Density (per sq mi) | 135 | 11 |
Values highlighted in green indicate the better metric where applicable. Source: U.S. Census Bureau ACS 2023.
What are common questions about this comparison?
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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.