Town of Arlington Population
| Year | Population |
| 1990 Census | 1,552 |
| 1997 Special Census | 1,820 |
| 2000 Census | 2,569 |
| 2004 Special Census | 5,041 |
| 2006 Special Census | 7,590 |
| 2008 Special Census | 9,707 |
| 2010 Census | 11,517 |
| 2013 Special Census | 12,090 |
| 2018 Special Census | 13,217 |
| 2020 Census | 14,549 |
Government Staffing
| Department | Number of Employees |
| Town Hall | 8 |
| Public Works | 15.5 |
| Firefighters | 29 |
| Parks and Recreation | 7 |
| Wastewater | 5 |
| Stormwater | 1.5 |
| Senior Center | 4 |
| Library (Contractual) | 4 |
Town Budget
| FY 2021-2022 Budget | Amount |
| Total Budget | $19,186,036 |
| General Fund | $11,482,436 |
| Street Aid Fund | $3,937,000 |
| Solid Waste / Sanitation Fund | $1,136,600 |
| Sewer Fund | $2,630,000 |
Town Property Tax Rate
| Year | Amount |
| 1988-1992 | $1.75 |
| 1993-1997 | $1.20 |
| 1998-2011 | $1.00 |
| 2012-2018 | $1.15 |
| 2019-2020 | $1.37 |
| 2021-Current | $1.28 |
Arlington Schools
| Type of School | Number of Schools |
| Public Elementary | 2 |
| Public Middle | 1 |
| Public High | 1 |
County Profile Tool