PlainZIP

Mechanicsville, MD

Single-footprint Census roll-up for Mechanicsville, MD: 1 USPS ZIP, population 23,498. 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 MECHANICSVILLE-MD · Mechanicsville, MD 1 ZIPs · 23,498 pop · #2055/25278 · St. Mary's County

INC-TOP · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-TOWN · SPREAD-UNK · HOME-HIGH

  • INC-TOP $121,654
  • RANK-TOP #2055/25278
  • PHOTO-FINISH ≈ California
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 89% owners
  • POP-TOWN 23,498
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $416,900

Nearest income peer: California, MD ( $2,222 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 Mechanicsville

Lowest/highest poles plus county-sharing cities nearest Mechanicsville 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, Mechanicsville, MD sits among US cities with a top-decile household income, on a town-scale population base, across a single-ZIP footprint.

Top 8%
household income vs 25,278 US cities
23,498
city population (Census)
1
USPS ZIP codes covered
$121,654
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.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $121,654 and home value $416,900 should be read as near-neighborhood numbers ; bachelor's attainment averages 27.5%.

Owner-occupancy here runs high (88.6%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Maryland, Jarrettsville is the closest lower-income city and Abingdon the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Mechanicsville.

Population concentration

Mechanicsville's single ZIP 20659 carries the town

Mechanicsville is published as a single USPS ZIP. Code 20659 is the entire residential footprint (23,498 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 Mechanicsville

Citywide ZBP: 328 establishments, 1,996 employees , annual payroll $99,819k (~14 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 20659 (328 units) ; leading NAICS Construction (97) · also Retail trade · Other services (except public administration) .

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ZIP Codes in Mechanicsville, MD

These ZIP codes sit in St. Mary's County, which covers 25 ZIP codes in all; 1 of them fall in Mechanicsville. See the St. Mary's County roll-up →

Mechanicsville lands mid-pack among the 9 cities sharing St. Mary's County: Leonardtown, Hollywood and Great Mills earn more and Lexington Park, Clements and Avenue earn less. Saint Inigoes marks the far end of that range at $180,060, 48% above Mechanicsville.

ZIP Code Population Median income Establishments Density
20659 23,498 $121,654 328 97
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Mechanicsville 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 Mechanicsville, .