County hub suburban New York

Schenectady County, NY

Aggregated demographic, housing, and geographic context for the 12 ZIP codes inside Schenectady County, drawn from public Census ACS and SimpleMaps data.

ZIP codes
12
in this county
Total population
147,302
across all listed ZIPs
Cities
6
distinct city/town names
Avg density
951
people / sq mi
Avg median income
household, ACS
Avg home value
owner-occupied

ZIP codes in Schenectady County

ZIPCityPopulationDensityMedian income
12309 Schenectady 33,172 729
12302 Schenectady 27,701 247
12306 Schenectady 27,352 241
12304 Schenectady 20,531 1,190
12308 Schenectady 14,122 2,387
12307 Schenectady 7,769 4,207
12305 Schenectady 6,947 1,790
12053 Delanson 4,133 28
12056 Duanesburg 2,277 47
12137 Pattersonville 2,146 36
12150 Rotterdam Junction 613 199
12008 Alplaus 539 311

About Schenectady County

Counties are the workhorse unit of American local government — they administer property taxes, run the courts and sheriff’s office, manage many road and library systems, and in much of the country they collect public health and zoning data that ZIP codes don’t. Schenectady County in New York contains roughly 12 ZIP codes spread across 6 distinct cities and unincorporated communities, with an aggregate population of about 147,302. Reading those ZIPs together at the county level smooths over neighborhood-by-neighborhood noise and surfaces the broader economic and demographic shape of the area. For block-level detail, drill into any individual ZIP profile or compare against the wider New York index.

The average density across listed ZIPs sits at roughly 951, which classifies the county overall as a suburban environment. That label is a generalization — nearly every county contains both a relatively dense core and quieter outlying ZIPs, and the gap between them is often what determines where you actually want to live or open a business. Average median household income in our enriched ZIPs lands near —, with average owner-occupied home values around —; both numbers move dramatically as you cross from one ZIP to the next, so use the table above as a sorting tool, not a verdict.

If you’re moving into Schenectady County, the county itself is also where most of your real-life paperwork will land — vehicle registration, voter registration, property recording, and school district enrollment in many states. Knowing the county that contains your prospective ZIP makes it much easier to look up the right tax assessor, election office, or school district website. Our relocation guide walks through the order in which to tackle these handoffs after a move.

For service-area planning, the county is also where most US business licensing and many sales-tax rules are administered. Service businesses scoping Schenectady County should pair this aggregate view with the individual ZIP profiles to identify the densest, highest-income pockets first, then expand outward along whatever transportation corridor matches their delivery model.