Arnold, Missouri
City in Jefferson County, Missouri · ZIP 63010
- Jefferson County
- Census data · ACS 2019-2023
- 6 public schools
- 21,036 (2024 estimate)Population
- 8,533Households
- $75,194Median household income
- $209,700Median home value
- 6Public schools
- 1ZIP codes
About Arnold
This page shows only what has been published about Arnold: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.
Town intelligenceOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 19,965 |
| 2010 | 20,808 |
| 2020 | 20,858 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, place level, state 29, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 29, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 29, retrieved November 14, 2026.
Median household income $75,194 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 29, retrieved November 14, 2026.
- Owner occupied
- 6,794 units
- Renter occupied
- 1,739 units
- Vacancy rate
- 7.3%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, place level, state 29, retrieved November 14, 2026.
| Measure | Arnold | Jefferson County | Missouri |
|---|---|---|---|
| Population | 20,884 | 228,227 | 6,168,181 |
| Median household income | $75,194 | $80,522 | $68,920 |
| Median age | 39.9 | 40.2 | 38.9 |
| Median home value | $209,700 | $218,800 | $215,600 |
| Bachelor’s degree or higher | 24.0% | 23.6% | 31.9% |
| Foreign-born residents | 5.6% | 2.2% | 4.4% |
| Owner-occupied homes | 79.6% | 81.4% | 67.9% |
| Mean commute to work | 27.5 minutes | 30.4 minutes | 23.7 minutes |
Source: American Community Survey 5-year data profile 2019–2023, place level, state 29, retrieved November 14, 2026.
CommunityRules and moderation
Events in ArnoldAll events
No upcoming event is listed in Arnold yet. Members and businesses add events from the Events page; each is screened before it shows.
Schools
| School | Type | Grades | District |
|---|---|---|---|
| DON EARL EARLY CHILDHOOD CTR. | Public | Pre-K | FOX C-6 |
| FOX ELEM. | Public | K–5 | FOX C-6 |
| ROCKPORT HEIGHTS ELEM. | Public | K–5 | FOX C-6 |
| SHERWOOD ELEM. | Public | K–5 | FOX C-6 |
| FOX MIDDLE | Public | 6–8 | FOX C-6 |
| FOX SR. HIGH | Public | 9–12 | FOX C-6 |
Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.
Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.
Frequently asked about ArnoldPromoted from questions people asked
No question about Arnold has been asked often enough to publish an answer yet. Ask Arnold and the answer, once a person checks it, appears here.
Nearby towns
- OakvilleCensus designated place
- KimmswickCity
- ImperialCensus designated place
- ConcordCensus designated place
- MehlvilleCensus designated place
- BarnhartCensus designated place
- SappingtonCensus designated place
- Green ParkCity
- Sunset HillsCity
- MurphyCensus designated place
Other towns in Jefferson County
- BarnhartCensus designated place
- Briarwood EstatesCensus designated place
- Byrnes MillCity
- Cedar HillCensus designated place
- Cedar Hill LakesVillage
- Crystal CityCity
- De SotoCity
- FestusCity
- HerculaneumCity
- High RidgeCensus designated place