Township in Southeastern Connecticut Planning Region County, Connecticut · 41.8 sq mi · 432 people per sq mi
About 18,000 people live in Montville. The typical household earns $96,454, and the median resident is 42.8 years old.
2026 projection
From 18,044 in 2020
Poverty rate 7.78%
Men 38 · Women 46.3
2010–2026
18,058
2026 projection
0.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
18,058
2026 projection
0.1% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 18,058 | +57 | 0.32% |
|---|---|---|---|
| 2025 | 18,001 | +57 | 0.32% |
| 2024 | 17,944 | +142 | 0.80% |
| 2023 | 17,802 | -10 | 0.06% |
| 2022 | 17,812 | -289 | 1.60% |
| 2021 | 18,101 | +57 | 0.32% |
| 2020 | 18,044 | -525 | 2.83% |
| 2019 | 18,569 | -150 | 0.80% |
| 2018 | 18,719 | -91 | 0.48% |
| 2017 | 18,810 | -340 | 1.78% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 180 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 13 residents
48% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 48% | 48% | 49% |
| Never married | 31% | 36% | 24% |
| Divorced | 14% | 12% | 16% |
| Widowed | 6% | 3% | 10% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau