Northwest Hills Planning Region, CT
Migration of people and income, 2022–2023 filing years
At a glance (2023)
Cost of living is the statewide price level for Connecticut (state avg).
The cost of living runs about 4% above the national average. The median home is valued at $311,700 (nominal). Home prices have risen about 52% over the five years to 2023. Median rent is about $1,169 a month. Unemployment averaged 3.0% in 2023 (national 3.6%). Median household income is $91,035. These figures describe all residents, not just tax filers, come from separate sources than the migration data on this page, and do not indicate why anyone moved.
Between the 2022 and 2023 filing years, Northwest Hills Planning Region, CT saw a net gain of 76 tax-filing households and a net gain of 393 individuals. Against a population of about 113,463, that is a net inflow of about 3.5 per 1,000 residents. On net, the area gained $24.2M in associated adjusted gross income (AGI, nominal dollars). The largest inflow, about 622 households, came from Naugatuck Valley Planning Region; the largest outflow, about 506 households, went to Capitol Planning Region. In the prior (2022) filing year, the area saw a net gain of 258 individuals. These figures cover federal income tax filers only and do not indicate why people moved.
+3.5 net people per 1,000 residents (population 113,463)
Income (AGI) in and out
Northwest Hills Planning Region within Connecticut
Northwest Hills Planning Region is outlined, with arrows tracing its largest moves to and from other Connecticut counties. Hover any county for its figures; click to open it.
Where movers came from
- 1Naugatuck Valley Planning Region, CT622$51.6M
- 2Capitol Planning Region, CT518$43.8M
- 3Western Connecticut Planning Region, CT226$23.3M
- 4New York County, NY117$64.9M
- 5Dutchess County, NY66$5.3M
- 6Berkshire County, MA48$3.4M
- 7Westchester County, NY45$8M
- 8Kings County, NY42$8M
- 9Hampden County, MA35$2.2M
- 10Bronx County, NY34$1.5M
Where movers went
- 1Capitol Planning Region, CT506$37.3M
- 2Naugatuck Valley Planning Region, CT489$29.4M
- 3Western Connecticut Planning Region, CT135$14.2M
- 4New York County, NY100$37.2M
- 5Berkshire County, MA51$3.3M
- 6Dutchess County, NY41$2.7M
- 7Southeastern Connecticut Planning Region, CT39$2.7M
- 8Kings County, NY38$8.8M
- 9Middlesex County, MA36$2.3M
- 10Hampden County, MA31$2.2M
Churn by county · both directions at once
The biggest two-way exchanges of filing households, 2022–2023. Moved in and moved out are gross one-way counts; net is the difference. Click a column to sort.
| Naugatuck Valley Planning Region, CT | 622 | 489 | +133 | +$22.2M |
| Capitol Planning Region, CT | 518 | 506 | +12 | +$6.5M |
| Western Connecticut Planning Region, CT | 226 | 135 | +91 | +$9.1M |
| New York County, NY | 117 | 100 | +17 | +$27.7M |
| Dutchess County, NY | 66 | 41 | +25 | +$2.6M |
| Berkshire County, MA | 48 | 51 | -3 | +$94K |
| Kings County, NY | 42 | 38 | +4 | -$816K |
| Hampden County, MA | 35 | 31 | +4 | +$85K |
| Middlesex County, MA | 21 | 36 | -15 | -$625K |
| Westchester County, NY | 45 | — | — | — |
| Southeastern Connecticut Planning Region, CT | — | 39 | — | — |
| Bronx County, NY | 34 | — | — | — |
Counts are filing households (IRS returns), matching the lists above; income is nominal AGI. A dash means the IRS published only one direction of that exchange (small flows are suppressed), so no net is computed.
Net migration by year
| Year | Net AGI | Net people |
|---|---|---|
| 2022 | -$211.6M | +258 |
| 2023 | +$24.2M | +393 |
How big is this move, relative to the county?
In the 2022–2023 filing year, about 393 more people moved into Northwest Hills Planning Region, CT than left (counting tax filers and their dependents) — a net gain of about $24.2M in income (nominal) — in a county of 113,508 people.
The rate lets you compare Northwest Hills Planning Region, CT with a countyof any size: it’s the net flow divided by population. The IRS counts tax filers; population counts all residents, so read the rate as a scale indicator, not a literal share of people.
Components of population change · 2023 (Census)
Where the county’s overall change came from. Census counts all residents; the IRS migration above is one slice of the domestic-migration component.
Source: U.S. Census Bureau, Population Estimates Program. Figures are people, not tax filers.
The people of Northwest Hills Planning Region, CT
American Community Survey, 2019–2023 (a 5-year average of all residents, not just tax filers).
White, Black, and Asian counts are people who are not Hispanic or Latino; Hispanic or Latino can be of any race. Shares are rounded and may not total 100.
Source: U.S. Census Bureau, American Community Survey 5-year estimates. Covers all residents, a separate universe from the IRS filer data. A 5-year estimate is an average over 2019–2023; compare years at least five apart, since consecutive windows overlap. How the data works.
Housing · what it costs to live here (ACS 2019–2023)
A repeat-sales index (how much the same homes changed in price), so it tracks the market over time rather than the current level. Source: Federal Housing Finance Agency, annual all-transactions HPI; the county series is FHFA’s developmental index.
Units authorized by residential building permits (new supply), summed from counties for the state and U.S. Permits are authorizations, not completions. Source: U.S. Census Bureau, Building Permits Survey.
Home value is what owners estimate their homes are worth, not recent sale prices. Source: U.S. Census Bureau, American Community Survey 5-year estimates (2019–2023), nominal dollars. How the data works.
Jobs and natural hazards
Sources: U.S. Bureau of Labor Statistics (LAUS) and FEMA. A disaster declaration marks federal assistance eligibility, not damage severity, and says nothing about why anyone moved. How the data works.
Source: U.S. Bureau of Labor Statistics (LAUS). Monthly unemployment for this county, not seasonally adjusted. Updated every month, so it moves faster than the annual average above. How the data works.
Get the next update for Northwest Hills Planning Region, CT
The IRS releases new migration data once a year. Drop your email and we will send the refreshed numbers when they land. No spam, unsubscribe anytime.