Residential delivery area · New York
ZIP Code 13021: Auburn, NY
ZIP code 13021 uses the postal name Auburn, New York and lies entirely in Cayuga County (Census 2020 ZIP-county file). About 37,000 people live there (Census Bureau, ACS 2020-2024), the more populous of Auburn's 2 residential ZIP codes. Median household income is $60,712 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Auburn (7%) and Melrose Park (3%); 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Auburn · 2 residential ZIPs
- County
- Cayuga County
- Census places
- Auburn (7%); Melrose Park (3%) census-designated place
- Micro area
- Auburn, NY
- House districts
- NY-22 (71%), NY-24 (29%) 119th Congress, by share of land
- State
- New York
- Time zone
- Eastern
- Land area
- 119.2 sq mi · 313 people per sq mi
- PO Box ZIPs
- 13022 also use the name Auburn
Where is ZIP code 13021?
13021 centers on 42.918°, -76.555° and covers 119.2 square miles of land plus 10.0 of water. It borders 10 ZIP codes: 13024, 13153, 13160, 13034, 13152, 13147, 13060, 13140, 13166, 13118.
The map draws ZIP code areas only. For the streets inside 13021, 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 13021 compare with the rest of Auburn?
| Measure | 13021 | In Auburn | In Cayuga County | In NY |
|---|---|---|---|---|
| People (ACS 2020-2024) | 37,247 | 1st of 2 | 1st of 24 | 160th of 1,826 |
| Median household income | $61k | 1st of 1 | 17th of 17 | 931st of 1,081 |
| Median home value | $181k | 1st of 1 | 6th of 20 | 844th of 1,172 |
Its median household income is higher than in 30% of U.S. residential ZIP codes, and it is denser than 67% 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 13021?
The 2020 Census counted 38,479 people in 13021; the ACS, which samples households over 2020-2024, estimates 37,247. Between the 2010 and 2020 censuses its population fell 2.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 37,247
- 2020 Census count
- 38,479−2.6% since 2010 (39,506)
- Households
- 17,093
- Median age
- 44.3
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 13021?
Of the 37,247 people the ACS estimates in 13021, 19.4% are under 18 and 23.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.6%).
- Under 1819.4%
- 18 to 6457.0%
- 65 and older23.6%
- White, not Hispanic86.6%
- Other or two or more6.6%
- Black, not Hispanic3.2%
- Hispanic or Latino2.9%
- Asian, not Hispanic0.7%
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 13021 earn?
Median household income is $60,712 (ACS 2020-2024), the 17th highest of the 17 ranked ZIP codes in Cayuga County. It is not measurably different from 2015-2019 ($64,837 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $60,712
- Income per person
- $38,050
- Below the poverty line
- 15.2%
- Unemployed (of the labor force)
- 4.3%
- Adults 25+ with a bachelor's degree
- 27.3%
- Adjusted gross income per tax return, 2022
- $72,93617,990 returns; wages 62% 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 13021?
FHFA's house price index for 13021, built from repeat sales and appraisals of the same homes, rose 71% from 2015 to 2025 and rose 50% from 2020 to 2025, and moved +0.1% in 2025.
- Median home value (owners' estimate)
- $180,700
- Median gross rent
- $911
- Homes owned by their occupants
- 62.2%
- Housing units
- 19,014
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 13021?
937 business establishments had a location in this ZIP code in 2023, 64 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance143
- Retail trade128
- Construction107
- Accommodation and food services106
- Other services (except public administration)95
- Professional, scientific, and technical services64
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 13021?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 13024 | Auburn | 1,230 | – | 1.5 mi |
| 13153 | Skaneateles Falls | 403 | $159k | 7.3 mi |
| 13160 | Union Springs | 2,444 | $86k | 7.8 mi |
| 13034 | Cayuga | 2,029 | $104k | 8.2 mi |
| 13152 | Skaneateles | 7,681 | $104k | 8.8 mi |
| 13147 | Scipio Center | 1,236 | $75k | 9.9 mi |
| 13060 | Elbridge | 2,725 | $64k | 10.2 mi |
| 13140 | Port Byron | 3,959 | $62k | 11.0 mi |
| 13166 | Weedsport | 5,622 | $78k | 11.2 mi |
| 13118 | Moravia | 5,591 | $68k | 13.7 mi |
| 13119 | Mottville | 0 | – | 6.9 mi (near) |
| 13117 | Montezuma | 132 | $63k | 9.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.