Residential delivery area · Iowa
ZIP Code 50701: Waterloo, IA
ZIP code 50701 uses the postal name Waterloo, Iowa and lies entirely in Black Hawk County (Census 2020 ZIP-county file). About 30,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Waterloo's 3 residential ZIP codes. Median household income is $61,475 (Census Bureau, ACS 2020-2024). By Census place, 32% of its land lies in Waterloo, and 1% in smaller places; 67% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Waterloo · 3 residential ZIPs
- County
- Black Hawk County
- Census places
- Waterloo
- Metro area
- Waterloo-Cedar Falls, IA
- House district
- IA-2 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 79.1 sq mi · 382 people per sq mi
- PO Box ZIPs
- 50704 also use the name Waterloo
Where is ZIP code 50701?
50701 centers on 42.418°, -92.345° and covers 79.1 square miles of land plus 1.3 of water. It borders 10 ZIP codes: 50702, 50707, 50634, 50667, 50643, 50612, 50703, 50651, 50613, 50648.
The map draws ZIP code areas only. For the streets inside 50701, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 50701 compare with the rest of Waterloo?
| Measure | 50701 | In Waterloo | In Black Hawk County | In IA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 30,232 | 1st of 3 | 2nd of 17 | 22nd of 970 |
| Median household income | $62k | 2nd of 3 | 12th of 13 | 350th of 396 |
| Median home value | $184k | 1st of 3 | 8th of 13 | 223rd of 423 |
Its median household income is higher than in 32% of U.S. residential ZIP codes, and it is denser than 69% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 50701?
The 2020 Census counted 29,806 people in 50701; the ACS, which samples households over 2020-2024, estimates 30,232. Between the 2010 and 2020 censuses its population fell 1.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 30,232
- 2020 Census count
- 29,806−1.7% since 2010 (30,324)
- Households
- 13,656
- Median age
- 37.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 50701?
Of the 30,232 people the ACS estimates in 50701, 23.4% are under 18 and 19.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (74.5%), then Black (not Hispanic) (12.1%).
- Under 1823.4%
- 18 to 6456.9%
- 65 and older19.7%
- White, not Hispanic74.5%
- Black, not Hispanic12.1%
- Other or two or more5.5%
- Hispanic or Latino4.1%
- Asian, not Hispanic3.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 50701 earn?
Median household income is $61,475 (ACS 2020-2024), the 12th highest of the 13 ranked ZIP codes in Black Hawk County. It fell from $69,337 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $61,475
- Income per person
- $39,005
- Below the poverty line
- 16.6%
- Unemployed (of the labor force)
- 2.7%
- Adults 25+ with a bachelor's degree
- 27.9%
- Adjusted gross income per tax return, 2022
- $76,95214,270 returns; wages 63% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 50701?
FHFA's house price index for 50701, built from repeat sales and appraisals of the same homes, rose 50% from 2015 to 2025 and rose 37% from 2020 to 2025, and moved +1.5% in 2025.
- Median home value (owners' estimate)
- $183,800
- Median gross rent
- $850
- Homes owned by their occupants
- 67.2%
- Housing units
- 14,796
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 50701?
699 business establishments had a location in this ZIP code in 2023, 16 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance122
- Retail trade77
- Other services (except public administration)67
- Finance and insurance66
- Accommodation and food services57
- Administrative and support and waste management and remediation services52
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 50701?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 50702 | Waterloo | 20,882 | $62k | 3.4 mi |
| 50707 | Evansdale | 7,784 | $63k | 5.2 mi |
| 50634 | Gilbertville | 761 | $80k | 6.6 mi |
| 50667 | Raymond | 899 | $77k | 7.1 mi |
| 50643 | Hudson | 3,027 | $126k | 7.4 mi |
| 50612 | Buckingham | 369 | $100k | 9.4 mi |
| 50703 | Waterloo | 17,952 | $50k | 9.5 mi |
| 50651 | La Porte City | 3,147 | $88k | 9.7 mi |
| 50613 | Cedar Falls | 43,867 | $79k | 10.7 mi |
| 50648 | Jesup | 4,269 | $95k | 13.1 mi |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.