ZIP 27816 vs ZIP 27856

Source:

Castalia, NC — Nashville, NC

This side-by-side compares ZIP 27816 (Castalia, NC) and ZIP 27856 (Nashville, NC) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 27816 has a population of 2,516 at 16 people per square mile, while ZIP 27856 has 17,141 at 51 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 27816 reports a median household income of $33,718 against $66,510 in ZIP 27856, with per-capita income of $21,105 vs $34,100. The share of adults holding a bachelor's degree or higher is 4.9% in 27816 and 18.8% in 27856. Poverty rate reads 11.4% vs 13.0%, and unemployment 2.9% 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 $141,700 in 27816 versus $194,600 in 27856, with median rent of $873 and $883 per month respectively. Homeownership rate is 69.2% vs 67.0%. 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.

Compare different ZIP codes:

vs
Metric
27816
Castalia, NC
27856
Nashville, NC
Population 2,516 17,141
Median Household Income $33,718 $66,510
Per Capita Income $21,105 $34,100
Median Age 58.2 39.9
Bachelor's Degree or Higher 4.9% 18.8%
Poverty Rate 11.4% 13.0%
Unemployment Rate 2.9% 6.4%
Median Home Value $141,700 $194,600
Median Rent (monthly) $873 $883
Homeownership Rate 69.2% 67.0%
Population Density (per sq mi) 16 51

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

Full Profile
27816
Castalia, NC
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Full Profile
27856
Nashville, NC
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What are common questions about this comparison?

How do ZIP codes 27816 and 27856 compare?
ZIP 27816 (Castalia, NC) has a population of 2,516 and a median household income of $33,718. ZIP 27856 (Nashville, NC) has a population of 17,141 and a median household income of $66,510.
Which ZIP code has higher income, 27816 or 27856?
ZIP 27856 (Nashville, NC) has a higher median household income of $66,510 compared to $33,718 for ZIP 27816.
How do I compare two ZIP codes on PlainZIP?
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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.

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.