Waterloo, IL ZIP Codes
One ZIP code serves Waterloo, Illinois: 62298. Together they are home to 18,208 residents in 7,213 households. That is more than the 11,129 people counted inside Waterloo city limits, because these ZIP codes reach past its boundary.
Waterloo city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 11,129 |
| Households | 4,491 |
| Median household income | $98,711 |
| Median home value | $249,500 |
| Median age | 41.5 |
| Median rent | $886 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 18,208 |
| Households (sum of ZIP codes) | 7,213 |
| Median household income, range across ZIP codes | $101,155 (62298) to $101,155 (62298) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $101,155 |
| Homeowners | 85.3% |
| Households with kids under 18 | 31.2% |
| Moved in the past year | 7.7% |
| Carrier routes in EDDM2GO's route library | 13 routes, 7,517 homes (1 of 1 ZIP codes) |
Every ZIP code in Waterloo
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 62298 | Waterloo | 18,208 | 7,213 | $101,155 | $290,200 | 85.3% | 31.2% | 7.7% | 13 | 7,843 | 6% of its land; mailing city |
A ZIP code is listed for Waterloo when at least 10% of its land lies inside Waterloo city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Waterloo. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Waterloo.
Counties
- Monroe County — 9 ZIP codes
Price a mailing to Waterloo ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Waterloo, IL?
- 62298. A ZIP code is listed for Waterloo when at least 10% of its land lies inside Waterloo city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Waterloo.
- What is the population of Waterloo, IL?
- The Census Bureau counts 11,129 residents inside Waterloo city limits (ACS 2020–2024). The 1 ZIP code that serve Waterloo hold 18,208 residents in all.
- What is the median household income in Waterloo, IL?
- $98,711 inside Waterloo city limits, per the Census Bureau. Across its ZIP codes the medians run from $101,155 to $101,155.
- How many carrier routes and mailboxes are in Waterloo, IL?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 13 carrier routes reaching 7,517 residential and 325 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.