Arnold

Jefferson County20,956 residentsFox C-6
64
C+
Suburbgrade score

22nd of 60 St. Louis suburbs. Strong on schools and cost of living, held back by commute & transport.

Launch-day rule. Residents is not counted for Arnold yet: no poll responses so far. The overall score of 64 is computed on the other six categories, re-normalised to 100%. Answer the poll →

What living here is actually like
Written summary in preparation This page is waiting for its written summary, and for a person to check it. Until then it is excluded from search engines.

What Arnold is like to live in, by category

Bars show Arnold against St. Louis. Weights are published in full.

Housing & affordability

18% of the score · 56/100
C−
Median home value$220,000
St. Louis $244,800
Median rent$1,112/mo
St. Louis $1,113/mo
Cost-burdened households22%
St. Louis 26%

Schools

18% of the score · 79/100
B+
Within-state proficiency80th pct
St. Louis median 68th pct
Student–teacher ratio12.4
St. Louis median 14.5
Graduation rate91%
St. Louis median 94%
EDFacts SY2021–22 · NCES CCD 2024–25 · EDFacts ACGR SY2018–19Full page →

Cost of living

14% of the score · 74/100
B
Housing cost index92
St. Louis 100
Eff. tax rate0.90%
St. Louis 1.16%
Local sales tax8.44%
St. Louis median 8.44%
Composed in-house · ACS 2020–24 · ACS 2020–24 · Tax Foundation state average, January 1, 2026Full page →

Commute & transport

14% of the score · 42/100
D−
Mean commute27.2 min
St. Louis 24.9 min
Under 30 minutes54%
St. Louis 65%
Transit stops / sq mi0.0
St. Louis median 1.4 · within 2 miles

Amenities

12% of the score · 70/100
B−
Restaurants & cafés65
St. Louis median 32 · within 2 miles
Groceries6
St. Louis median 4 · within 2 miles
Parks21
St. Louis median 21 · within 2 miles

Employment & income

12% of the score · 60/100
C
Median household income$78,370
St. Louis $80,196
Unemployment2.8%
St. Louis 4.2%
Professional occupations38%
St. Louis 45%

Residents

12% of the score · inactive
—

No responses yet. Residents is excluded from the score until eight people answer.

Ask the people who live here

Twelve yes/no questions, one tap each. No dataset knows whether the yards are kept or whether anyone talks to their neighbours. Answers feed the Residents grade, which needs eight responses before it counts.

0 responses·Residents category: waiting for first responses·Live

Nobody has answered for Arnold yet. If you live here, you can be the first.

Is it quiet at night?
—
Do you feel safe walking after dark?
—
Can you walk to a grocery store?
—
Is it good for young children?
—
Are yards and streets well kept?
—
Tap either button to answer — no account neededAll twelve questions →

Better than Arnold on commute & transport

Arnold's weakest grade is D−. Six suburbs are within 25 miles and score higher on the same four inputs.

Mean commute: ACS 2020–24 · Commuting under 30 minutes: ACS 2020–24

Common questions about living in Arnold

Is Arnold, MO a good place to live?

Arnold scores 64 out of 100, 22nd of 60 St. Louis suburbs. It is strongest on schools and weakest on commute & transport. Every weight behind that score is published on the methodology page.

Is Arnold expensive to live in?

Cost of living grades B. The median home is $220,000, 10% below the St. Louis median, and the effective property tax rate is 0.90%. $1,112/mo is the median gross rent.

How good are the schools in Arnold?

Schools grade B+. The districts serving Arnold sit at the 80th pct within-state proficiency percentile, with a 91% graduation rate and a 12.4 student–teacher ratio. Arnold is served by Fox C-6. Proficiency is only ever compared inside the same state.

How long is the commute from Arnold?

The mean commute is 27.2 min, with 54% of workers travelling under 30 minutes and 8.1% working from home. Transit density is 0.0 stops per square mile.

Can you walk anywhere in Arnold?

Within two miles there are 6 groceries, 65 restaurants and cafés and 21 parks, which grades B− on amenities.

Are the homes in Arnold old or new?

The median home in Arnold was built in 1977 — close to the St. Louis median of 1973. That is a median, so a town can be half post-war and half new-build and still land there. 85% of homes are houses rather than flats.

Every answer is built from the figures on this page, with their sources and as-of dates on the methodology page.