City profile · Maryland · Census ACS 2023

Arnold, MD

Population, income, housing, safety, climate and schools for Arnold - drawn straight from Census ACS, FBI UCR, NOAA, NCES, HUD and FEMA, refreshed on the 2024–2025 release cycle.

23,866
Residents
$137,799
Median income
$547,800
Median home
$1,857
Median rent (state)

Arnold - the verdict

Measured against every US city with at least 1,000 residents, Arnold lands in the 92nd percentile for household income. Source: Census ACS.

92nd
percentile, household income
87th
percentile, home value
78th
percentile, median rent
📝 How we sourced this

Population, income, and housing-cost figures come from the U.S. Census Bureau American Community Survey 5-year estimates (B-series tables). Crime data uses FBI UCR; climate uses NOAA Climate Normals; school counts come from NCES Common Core of Data; permits use the Census Building Permits Survey (BPS). See our methodology page for the full ETL pipeline and OMB / FIPS join keys.

Data Snapshot: Arnold, MD

Maryland's Arnold is a small city, with 23,866 residents per the latest Census Bureau ACS figures. Arnold households earn a median of $137,799 annually, placing it in the top quartile of U.S. cities for household income, with a poverty rate of 2.4%. Home values in Arnold run a median of $547,800, and the median resident age is 38.2 years. 59.4% of adults here have a bachelor's degree or higher; 66.3% of working-age residents are in the labor force.

The city is served by 6 public schools according to NCES Common Core of Data.

Maryland carries a cost-of-living premium: on BEA's 100-equals-national-average cost index, Maryland scores 105.0 (Above Average), per the 2024 Regional Price Parities release. HUD Fair Market Rent for a typical two-bedroom in this state is $1,857 per month. Statewide, average monthly utility bills in Maryland run around $255, per EIA 2023 residential energy data. On FEMA's National Risk Index, this area rates 81.9 out of 100 for natural-hazard exposure (High).

Population

23,866 residents

Census ACS 2023 - Maryland

Median Household Income

$137,799 /yr

Poverty 2.4%

Cost of Living Index (state)

105.0 (US=100)

Above Average - BEA RPP 2024, Maryland average

How does Arnold compare to other US cities?

Arnold measured against every US city with 1,000+ residents, computed live from the same Census and FBI data shown throughout this page.

Household income 92% higher than other cities
Home value 87% pricier than other cities
Median rent 78% pricier than other cities

"Safer than" reflects total crime rate from FBI UCR; the others use Census ACS estimates.

How we calculate these percentiles & ranks

Each percentile compares Arnold against every qualifying US city; each in-state rank narrows that to Maryland only. Full formula and direction notes: methodology.

Maryland-relative analysis

Bachelor's Degree or Higher places Arnold toward the top of Maryland's cities

Among the 479 Maryland cities PlainCities tracks with reported bachelor's degree or higher data, Arnold ranks #68 - the 86th percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares Arnold only against its own state's cities, not the full US field.

Median Household Income
#105 of 445
76th percentile in Maryland
Median Gross Rent
#180 of 479
38th percentile in Maryland
Median Home Value
#79 of 450
82nd percentile in Maryland
Poverty Rate
#298 of 479
37th percentile in Maryland
Bachelor's Degree or Higher
#68 of 479
86th percentile in Maryland

Ranked by raw value (highest first); a higher rank is not automatically "better" for every measure, see each metric's own context above. This is a comparison within Maryland only, not a livability score. See the methodology for the source and calculation.

92ndIncome percentile

92nd percentile nationally for median household income. Source: Census ACS 2023 / FBI UCR 2023.

How Arnold's home value compares nationally

Median home value vs. every US city (population 1,000+)

$547,800 13th percentile more affordable than 13% of 15,600 US cities

$0–$25,000: 5 US cities (0%). Below this entry. $25,000–$50,000: 54 US cities (0%). Below this entry. $50,000–$75,000: 352 US cities (2%). Below this entry. $75,000–$100,000: 1,086 US cities (7%). Below this entry. $100,000–$125,000: 1,516 US cities (10%). Below this entry. $125,000–$150,000: 1,170 US cities (8%). Below this entry. $150,000–$175,000: 1,278 US cities (8%). Below this entry. $175,000–$200,000: 1,229 US cities (8%). Below this entry. $200,000–$225,000: 1,035 US cities (7%). Below this entry. $225,000–$250,000: 976 US cities (6%). Below this entry. $250,000–$275,000: 754 US cities (5%). Below this entry. $275,000–$300,000: 712 US cities (5%). Below this entry. $300,000–$325,000: 521 US cities (3%). Below this entry. $325,000–$350,000: 526 US cities (3%). Below this entry. $350,000–$375,000: 465 US cities (3%). Below this entry. $375,000–$400,000: 393 US cities (3%). Below this entry. $400,000–$425,000: 317 US cities (2%). Below this entry. $425,000–$450,000: 300 US cities (2%). Below this entry. $450,000–$475,000: 307 US cities (2%). Below this entry. $475,000–$500,000: 250 US cities (2%). Below this entry. $500,000–$525,000: 160 US cities (1%). Below this entry. $525,000–$550,000: 156 US cities (1%). This entry sits in this band. $550,000–$575,000: 172 US cities (1%). Above this entry. $575,000–$600,000: 172 US cities (1%). Above this entry. $600,000–$625,000: 163 US cities (1%). Above this entry. $625,000–$650,000: 167 US cities (1%). Above this entry. $650,000–$675,000: 135 US cities (1%). Above this entry. $675,000–$700,000: 101 US cities (1%). Above this entry. $700,000–$725,000: 95 US cities (1%). Above this entry. $725,000–$750,000: 71 US cities (0%). Above this entry. $750,000–$775,000: 65 US cities (0%). Above this entry. $775,000–$800,000: 70 US cities (0%). Above this entry. $800,000–$825,000: 57 US cities (0%). Above this entry. $825,000–$850,000: 67 US cities (0%). Above this entry. $850,000–$875,000: 60 US cities (0%). Above this entry. $875,000–$900,000: 58 US cities (0%). Above this entry. $900,000–$925,000: 47 US cities (0%). Above this entry. $925,000–$950,000: 37 US cities (0%). Above this entry. $950,000–$975,000: 31 US cities (0%). Above this entry. $975,000–$1,000,000: 470 US cities (3%). Above this entry. $1,000,000–$1,025,000: 0 US cities (0%). Above this entry. Arnold $0 $1,025,000 every US city, bucketed by value

Each bar is a $25K-wide band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau ACS 5-Year Estimates · 2023

Income distribution context

Household income distribution - Arnold, MD Arnold, MD's reported median household income shown against the U.S. national quintile-share pattern (not Arnold, MD-specific quintile data). The Lorenz curve traces the national cumulative income share against cumulative population share, perfect equality is the diagonal; observed inequality bows below. $ Household Income Distribution Arnold, MD median $137,799/yr, vs. U.S. national quintile pattern QUINTILE SHARE OF AGGREGATE INCOME Lowest 20% 3.4% Second 20% 9.2% Middle 20% 15.1% Fourth 20% 23.2% Top 20% 49.1% LORENZ CURVE cumulative income vs. population 100% 0% 100% pop. 0%
Arnold, MD's median household income (Census ACS 5-year estimate) plotted against the U.S. national income-quintile distribution pattern for context; the quintile shares and Lorenz curve are national figures, not computed specifically for Arnold, MD. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 59.4%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 2.4%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 66.3%

Census ACS S2301, share of working-age residents in the labor force

Population
23,866
Median Income
$137,799
Median Home Value
$547,800
Median Age
38.2
Poverty Rate
2.4%
Labor force participation
66.3%
Bachelor's Degree+
59.4%

Schools

Total Schools
6
Public schools in this city

Commute Patterns

How workers travel to work, Census ACS 2023

Drive Alone
70.3%
Carpool
6.1%
Public Transit
0.4%
Walk
0.4%
Work from Home
21.2%
Other
1.6%

Based on 12,346 workers 16 and over.

Monthly Utility Costs

State-average estimates for Maryland - EIA 2023 residential energy data

Electricity
$120
avg/month
Natural Gas
$80
avg/month
Water & Sewer
$55
avg/month
Total Utilities
$255
estimated/month

Estimates reflect Maryland state averages. Actual costs vary by home size, usage, and local rates. Source: U.S. Energy Information Administration (EIA) 2023.

Living Costs & Risk

Cost of living is a Maryland state average from BEA; rent and hazard risk are county-level figures from HUD and FEMA for the county Arnold sits in

Cost of Living Index
105.0
Above Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$1,857/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
81.9 / 100
High
FEMA NRI composite score (county)

Similar Cities in Maryland

North Potomac
23,994 people
Cockeysville
23,265 people
Landover
24,558 people
Greenbelt
24,572 people
Suitland
24,667 people
Edgewood
25,170 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to Arnold's 23,866 residents (Census ACS 5-Year 2023).

Somerset, NJ
23,851 people
Raymore, MO
23,849 people
Katy, TX
23,900 people
Pickerington, OH
23,828 people
Burlington, IA
23,800 people
Willoughby, OH
23,934 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to Arnold's $137,799 (Census ACS 5-Year 2023, table B19013).

Red Oaks Mill, NY
$137,813 median income
Flossmoor, IL
$137,768 median income
Edgewater, NJ
$137,847 median income
Miami Shores, FL
$137,873 median income
Helena Valley Northeast, MT
$137,724 median income
Melissa, TX
$137,875 median income

Race & Ethnicity Composition

Race and ethnicity - Arnold, MD Race categories sum to one hundred percent per Census methodology. Hispanic or Latino is shown separately as an ethnicity overlay; it cuts across all race categories per OMB Directive 15. Race & Ethnicity Composition Arnold, MD - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 81.2% 9.0% ETHNICITY, Hispanic or Latino (any race) 10.3% White 81.2% Black or African American 4.6% Asian 4.0% American Indian 0.2% Native Hawaiian 0.0% Some other race 1.1% Two or more races 9.0% Per OMB Directive 15: Hispanic/Latino ethnicity is reported separately from the race categories.
Race categories sum to 100%. Hispanic or Latino ethnicity is reported separately and cuts across race per Census/OMB methodology.

City-level race and ethnicity, Census ACS 5-year 2023 (tables B02001, B03001), OMB Directive 15 categories.

How Arnold compares to nearby Maryland cities

Population + median household income, sourced from Census Bureau ACS 5-year B01001 (population) and B19013 (median household income).

City Population Median Household Income
Arnold (this city) 23,866 $137,799
North Potomac 23,994 $186,438
Cockeysville 23,265 $85,422
Landover 24,558 $68,679
Census ACS 5-year FIPS MD NCES CCD OMB Bulletin 23-01

What do people ask about Arnold, MD?

What is the population of Arnold, MD? +

Arnold, MD counts 23,866 residents according to U.S. Census Bureau ACS 2023 estimates.

What is the median household income in Arnold, MD? +

In Arnold, the typical household earns $137,799 per year, based on Census ACS 2023 data.

What is the cost of living in Arnold? +

BEA does not publish a city-level cost-of-living figure for Arnold; the closest available measure is the Maryland state average, a cost of living index of 105.0 (U.S. average = 100), rated "Above Average" based on BEA Regional Price Parities 2024 data. Costs within Maryland vary by metro area.

What is the median home value in Arnold, MD? +

The median home value in Arnold is $547,800, according to Census ACS 2023 estimates.

Source: U.S. Census Bureau ACS 5-Year 2023, NCES CCD, Census ACS B08301/B08136, U.S. Energy Information Administration (EIA) 2023, BEA Regional Price Parities 2024, HUD Fair Market Rents 2026, FEMA National Risk Index.

Read our methodology - how this data is sourced, computed, and verified.

Primary sources: Census ACS, FBI UCR, NOAA Climate Normals, NCES.

Citation & verification links Data sourced from the U.S. Census Bureau. See our methodology for details. Retrieved and formatted by PlainCities

Verify with HUD →

Verify with FBI →

Verify with NOAA →

Verify with U.S. Census Bureau →

Verify with EPA →

Verify with FEMA →

Verify with BEA →

Verify with EIA →

Verify with NCES →

Every figure on PlainCities is rendered directly from Census ACS source data, no number is typed in by an editor. This page draws directly on Census ACS source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.