PlainZIP

Flintstone, MD

Single-footprint Census roll-up for Flintstone, MD: 1 USPS ZIP, population 1,591. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet FLINTSTONE-MD · Flintstone, MD 1 ZIPs · 1,591 pop · #16101/25278 · Allegany County

INC-MID · RANK-LOWER · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-VILLAGE · SPREAD-UNK · HOME-MID

  • INC-MID $63,542
  • RANK-LOWER #16101/25278
  • PHOTO-FINISH ≈ Frostburg
  • BOOK-ONE 1 ZIP
  • OWN-MID 83% owners
  • POP-VILLAGE 1,591
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $202,400

Nearest income peer: Frostburg, MD (+ $148 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Flintstone

Lowest/highest poles plus county-sharing cities nearest Flintstone on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Flintstone, MD sits among US cities with a below-median household income, on a village-scale population base, across a single-ZIP footprint.

36th pct
household income vs 25,278 US cities
1,591
city population (Census)
1
USPS ZIP codes covered
$63,542
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $63,542 and poverty 18.5% concentrate in 21530.

Owner-occupancy sits in a mixed band (82.7%) - check the ZIP page's tenure split before treating Flintstone as a pure owner town.

Within Maryland, Mardela Springs is the closest lower-income city and Frostburg the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Flintstone.

Population concentration

Flintstone's single ZIP 21530 carries the town

Flintstone is published as a single USPS ZIP. Code 21530 is the entire residential footprint (1,591 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Sparse ZBP book inside single-ZIP Flintstone

Citywide ZBP: 19 establishments, 541 employees , annual payroll $20,563k (~12 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 21530 (19 units) ; leading NAICS Transportation and warehousing (4) · also Construction · Retail trade .

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ZIP Codes in Flintstone, MD

These ZIP codes sit in Allegany County, which covers 15 ZIP codes in all; 1 of them fall in Flintstone. See the Allegany County roll-up →

Flintstone sits in the upper half of Allegany County on income: Cumberland, Westernport and Lonaconing report less, while Corriganville reports more. Rawlings marks the far end of that range at $34,936, 45% below Flintstone.

ZIP Code Population Median income Establishments Density
21530 1,591 $63,542 19 11
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Flintstone roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Flintstone, .