Cost of living in Arnold, Missouri
Simple answer
Typical rent is $1,112 a month.
Arnold is a city in Missouri. That rent number includes utilities. A typical household earns $78,370 a year.
- People
- 20,956
- Census average, 2020–2024
- Typical rent
- $1,112
- Median gross rent, includes utilities
- Typical pay
- $78,370
- Median household income, yearly
- Typical home
- $220,000
- Median home value
- 2-bedroom fair rent
- $1,349
- St. Louis, MO-IL HUD Metro FMR Area
Arnold, Missouri has about 20,956 people. That count is a 2020–2024 Census average, not a headcount from one day.
A typical home is worth about $220,000.
HUD's fair-market rent for a 2-bedroom in Jefferson County is $1,349 a month. That is the county number, not an apartment listing in Arnold. It runs from October 2026 through September 2027.
In the St. Louis, MO-IL metro area, prices sit at 95.1 when the U.S. average is 100. That is a 2024 BEA index.
Missouri taxes wages. A typical combined sales tax is 8.4% as of January 1, 2026. That mix is statewide, not Arnold's exact store tax.
Some places in Missouri add a local wage tax. In 2023 the state average was about 0.18% of income. That is not a Arnold bill.
In July 2026, a typical Missouri home paid 16.09¢ per kilowatt-hour. That is a state average from EIA, not Arnold's bill.
EIA did not publish a 2025 all-grades gas price for Missouri in the table we use.
Among 350 places we list in Missouri with a rent figure, 93 have higher typical rent than Arnold.
Nearby places
- Oakville
Typical rent $1,091
Compare with Arnold - Imperial
Typical rent $1,446
Compare with Arnold - Concord
Typical rent $1,215
Compare with Arnold - Mehlville
Typical rent $1,066
Compare with Arnold - Barnhart
Typical rent $1,565
Compare with Arnold - Sappington
Typical rent $1,241
Compare with Arnold - Green Park
Typical rent $992
- Sunset Hills
EBT nearby
USDA has a live map of stores that take SNAP. We did not copy that store list here. The downloadable file is a history file for 2005 through 2025, so the live map is the one to use.
Locator page updated 2026-09-11. Last checked 2026-10-16.
Food stamps (SNAP) tools in Missouri
Bigger places in Missouri
Census 2020-2024. HUD rents for October 2026–September 2027. BEA prices for 2024. Taxes as of January 1, 2026. Checked 2026-10-16. 15,000 places are in this guide.