ZIP code
21530
Flintstone, MD
21530 covers Flintstone in Allegany County, with 1,481 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 21530. Methodology
ZIP code map of 21530
About ZIP code 21530
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 21530. Not ACS. Methodology
People in 21530
Race
- White1,445
- Black or African American16
- Asian4
- Native Hawaiian and Pacific Islander3
- Other race7
- Two or more races45
Hispanic or Latino (any race): 7
Age
- Under 10168
- 10 to 19170
- 20 to 29137
- 30 to 39152
- 40 to 49184
- 50 to 59228
- 60 to 69248
- 70 to 79149
- 80 and older84
Income and housing in 21530
Education
- High school graduate87.4%
- Bachelor's degree22.4%
- Graduate degree16.1%
Places covering 21530
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Flintstone11.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Allegany County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
89.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 21530
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 1,381 | |
| 2006 | 1,351 | |
| 2007 | 1,507 | |
| 2008 | 1,344 | |
| 2009 | 1,348 | |
| 2010 | 1,349 | |
| 2011 | 1,607 | 1,344 |
| 2012 | 1,597 | 1,310 |
| 2013 | 1,586 | 1,280 |
| 2014 | 1,685 | 1,290 |
| 2015 | 1,808 | 1,310 |
| 2016 | 1,517 | 1,310 |
| 2017 | 1,672 | 1,310 |
| 2018 | 1,961 | 1,270 |
| 2019 | 1,859 | 1,270 |
| 2020 | 1,923 | 1,320 |
| 2021 | 1,898 | 1,260 |
| 2022 | 1,783 | 1,290 |
| 2023 | 1,481 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 21530
12 nearest ZIP centroids (any distance)
- 21555Oldtown7.3 miPop 1,577 · Income —
- 21766Little Orleans8.4 miPop 509 · Income $54,821
- 17211Artemas8.7 miPop 393 · Income $52,500
- 21502Cumberland11.5 miPop 41,810 · Income $58,721
- 21560Spring Gap11.6 miPop 0 · Income —
- 15535Clearville11.8 miPop 1,901 · Income $57,208
- 26767Wiley Ford12.0 miPop 419 · Income $101,477
- 21529Ellerslie12.5 miPop 516 · Income $34,167
- 26722Green Spring13.4 miPop 387 · Income $39,167
- 25431Levels13.6 miPop 313 · Income $68,289
- 21524Corriganville13.7 miPop 732 · Income $73,661
- 25422Great Cacapon13.8 miPop 1,720 · Income $45,729
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 21530, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 21530 FAQ
- What city is ZIP code 21530 in?
- 21530 is in Flintstone, MD.
- What county is 21530 in?
- 21530 is in Allegany County.
- What is the median household income in 21530?
- The median household income in 21530 is $63,904.
- Which ZIP codes are near 21530?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 21530.