Naugatuck Valley Planning Region vs Western Connecticut Planning Region
Two neighbouring planning regions in Connecticut, compared on population, size, income and housing. They share 15 mi of border.
Naugatuck Valley Planning Region
Connecticut
Western Connecticut Planning Region
Connecticut
Both outlines are drawn at true relative size. Western Connecticut Planning Region spans about 81.3 km at its widest.
Side by side
| Measure | Naugatuck Valley Planning Region | Difference | Western Connecticut Planning Region |
|---|---|---|---|
| Population | 463,349 | -27.7% | 640,482 |
| Change since 2020 | 3.2% | -0.3 pp | 3.5% |
| Land area | 412.8 sq mi | -22.4% | 532.1 sq mi |
| Population density | 1,122 per sq mi | -6.8% | 1,204 per sq mi |
| Median household income | $86,191 | -32.8% | $128,188 |
| Median home value | $317,700 | -51.3% | $652,900 |
| Median age | 41.8 | +0.7% | 41.5 |
| Households | 180,116 | -23.5% | 235,379 |
| Housing units | 192,551 | -23.4% | 251,530 |
Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026; US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. The difference column is computed here: the first county's figure against the second, expressed as a percentage of the second. The change-since-2020 row is the exception: two growth rates differ in percentage points (pp), not percent. Retrieved 30 August 2026.
What the numbers say
- Western Connecticut Planning Region holds about 1.4 times the population of Naugatuck Valley Planning Region: 640,482 against 463,349.
- Western Connecticut Planning Region covers more ground, at 532.1 square miles against 412.8.
- Western Connecticut Planning Region is the more crowded of the two, at 1,204 people per square mile against 1,122.
- Median household income is higher in Western Connecticut Planning Region, by 41,997 dollars a year.
- Since 2020, Naugatuck Valley Planning Region has grown by 3.2% and Western Connecticut Planning Region has grown by 3.5%.
- They share 15 mi of common border, which the Census Bureau publishes in its county adjacency file and which almost no other county reference presents.
Full pages
Want a different pair? Compare any two of the 3,144 US counties.
Rebuilt from source data 30 August 2026. How these figures are produced.