About ZipNest

ZipNest is a quiet, independent reference site for people thinking carefully about where to live in the United States. We build a single, honest profile for every US ZIP code — not a flashy real-estate marketplace, not an opinionated “best places to live” ranking, just the underlying numbers presented in a way you can actually skim.

Why this site exists

Most ZIP code lookup tools are built for one of two audiences: marketers who want to scrape contact lists, or real-estate platforms trying to funnel you toward a transaction. Both are perfectly valid businesses, but neither serves a person who simply wants to understand a place. If you’re a remote worker scoping a smaller town, a parent planning a school-year move, or a small business owner mapping out a service area, the existing tools either bury the data behind sign-up walls or smother it in advertising.

We wanted a site you could land on, read, and leave smarter — with a clean URL for every neighborhood you might want to bookmark or share. That’s the entire pitch.

Where the numbers come from

ZipNest is built from public, free datasets. Our primary inputs are:

• SimpleMaps US ZIPs (basic tier, free) — one CSV covering 33,000+ ZIP codes with city, state, county, latitude/longitude, population, density, and time zone. This is the spine of our index.
• US Census Bureau American Community Survey (ACS) 5-year — for ZIP Code Tabulation Areas, providing median household income, median home value, median age, and housing units when available.
• HUD USPS ZIP–CBSA crosswalk — used during seeding to validate city and county mappings against the most recent USPS quarterly file.

None of these sources require a paid license, and we credit them on every page where their data appears. Where Census ACS data isn’t available for a given ZIP (typically very low-population ZCTAs), we display an em-dash rather than guessing.

What we don’t do

We don’t collect personal information, we don’t sell leads, and we don’t play SEO games with synthetic location pages that have nothing to say. Every ZIP profile is generated from the same underlying schema; if a number is missing for one ZIP, it’s missing because the source data is missing, not because we’re hiding it behind a paywall.

We do show contextual advertising on most pages. Those slots are clearly marked, and they fund the maintenance of the dataset and the server. If you’d like to support the site directly, the most useful thing you can do is link to a specific ZIP profile from a relevant blog post or community thread.

Get in touch

If you spot a data error, have a feature request, or want to suggest a new data source, head over to our contact page. We read every message, even if we can’t reply to all of them.