Rockville, MD

Single-footprint Census roll-up for Rockville, MD: 4 USPS ZIPs, population 130,569. 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 ROCKVILLE-MD · Rockville, MD 4 ZIPs · 130,569 pop · #1420/25278 · Montgomery County

INC-TOP · RANK-TOP · BELOW-PEER · BOOK-FEW · OWN-LOW · POP-MID · SPREAD-MOD · HOME-HIGH

  • INC-TOP $133,478
  • RANK-TOP #1420/25278
  • BELOW-PEER under Burtonsville
  • BOOK-FEW 4 ZIPs
  • OWN-LOW 59% owners
  • POP-MID 130,569
  • SPREAD-MOD 20852→20853
  • HOME-HIGH $645,100

Nearest income peer: Burtonsville, MD (+ $6,830 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 Rockville

Lowest/highest poles plus county-sharing cities nearest Rockville 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, Rockville, MD sits among US cities with a top-decile household income, on a mid-size population base, across a handful of delivery areas.

Top 6%
household income vs 25,278 US cities
130,569
city population (Census)
4
USPS ZIP codes covered
$133,478
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 4 ZIPs: the city page and the ZIP page nearly coincide. Headline income $133,478 and home value $645,100 should be read as near-neighborhood numbers ; bachelor's attainment averages 59.7%.

Owner-occupancy is comparatively low (59.3%) for this income tier, rent $2,109 may matter more than the home-value average.

Within Maryland, New Windsor is the closest lower-income city and Upper Marlboro the closest higher-income city by average ZIP household income. Their 1 and 2 ZIP footprints are the immediate statewide comparison set for Rockville.

Within-city ZIP comparison

Where the ZIP codes inside Rockville differ

The published income range is comparatively compact across the ZIPs in Rockville: $122,472 in ZIP 20852 to $159,080 in 20853. The city average is therefore a more representative summary here, though each ZIP page still carries its own housing and demographic record.

Income high-to-low ratio
1.3×

20852 to 20853

Home-value high-to-low ratio
1.3×

20851 to 20850

Poverty-rate spread
2.3 points

20852 to 20851

Derived from the published ACS 2023 ZIP-level records shown on this site. A high-to-low ratio compares the highest and lowest available ZIP values; it is not a score or forecast.

Population concentration

Rockville residents split across a short ZIP set

No ZIP owns Rockville: the largest, 20850, is only about 35% of 130,569 residents across 4 codes. Compare at least two ZIPs before treating the city roll-up as a neighborhood answer.

Census ZBP business roll-up

Employer-heavy short list in Rockville

Citywide ZBP: 5,751 establishments, 113,903 employees , annual payroll $10,528,273k (~44 establishments per 1,000 residents) across 4 of 4 ZIPs. Peak business ZIP 20850 (2,728 units) ; leading NAICS Professional, scientific, and technical services (1,373) · also Health care and social assistance · Other services (except public administration) .

View your shortlist →

ZIP Codes in Rockville, MD

These ZIP codes sit in Montgomery County, which covers 45 ZIP codes in all; 4 of them fall in Rockville. See the Montgomery County roll-up →

Rockville lands mid-pack among the 12 cities sharing Montgomery County: Bethesda, Potomac and Chevy Chase earn more and Silver Spring, Gaithersburg and Germantown earn less. Potomac marks the far end of that range at $250,000+, 87% above Rockville.

Side-by-side: Compare 20850 vs 20852 →

ZIP Code Population Median income Establishments Density
20850 46,340 $125,950 2,728 1,269
20852 40,365 $122,472 2,441 1,871
20853 29,673 $159,080 414 1,267
20851 14,191 $126,411 168 2,316

Rockville 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 Rockville, .