Residential delivery area · New York
ZIP Code 13340: Frankfort, NY
ZIP code 13340 uses the postal name Frankfort, New York and lies entirely in Herkimer County (Census 2020 ZIP-county file). About 7,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $69,821 (Census Bureau, ACS 2020-2024). By Census place, 2% of its land lies in Frankfort; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Frankfort · its only residential ZIP
- County
- Herkimer County
- Census places
- Frankfort
- Metro area
- Utica-Rome, NY
- House district
- NY-21 119th Congress
- State
- New York
- Time zone
- Eastern
- Land area
- 60.3 sq mi · 123 people per sq mi
Where is ZIP code 13340?
13340 centers on 43.062°, -75.129° and covers 60.3 square miles of land plus 0.3 of water. It borders 9 ZIP codes: 13501, 13502, 13357, 13322, 13350, 13413, 13456, 13416, 13491.
The map draws ZIP code areas only. For the streets inside 13340, 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 13340 compare with the rest of Herkimer County?
| Measure | 13340 | In Herkimer County | In NY |
|---|---|---|---|
| People (ACS 2020-2024) | 7,404 | 7th of 28 | 608th of 1,826 |
| Median household income | $70k | 9th of 17 | 771st of 1,081 |
| Median home value | $158k | 13th of 20 | 963rd of 1,172 |
Its median household income is higher than in 46% of U.S. residential ZIP codes, and it is denser than 57% 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 13340?
The 2020 Census counted 7,652 people in 13340; the ACS, which samples households over 2020-2024, estimates 7,404. Between the 2010 and 2020 censuses its population fell 6.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 7,404
- 2020 Census count
- 7,652−6.7% since 2010 (8,205)
- Households
- 3,295
- Median age
- 44.0
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 13340?
Of the 7,404 people the ACS estimates in 13340, 19.5% are under 18 and 21.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (90.3%).
- Under 1819.5%
- 18 to 6459.0%
- 65 and older21.5%
- White, not Hispanic90.3%
- Other or two or more4.3%
- Black, not Hispanic3.1%
- Hispanic or Latino1.9%
- Asian, not Hispanic0.4%
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 13340 earn?
Median household income is $69,821 (ACS 2020-2024), the 9th highest of the 17 ranked ZIP codes in Herkimer County. It is not measurably different from 2015-2019 ($79,039 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $69,821±$8,773
- Income per person
- $37,919
- Below the poverty line
- 6.7%
- Unemployed (of the labor force)
- 3.0%
- Adults 25+ with a bachelor's degree
- 21.9%
- Adjusted gross income per tax return, 2022
- $65,3503,650 returns; wages 71% 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 13340?
FHFA's house price index for 13340, built from repeat sales and appraisals of the same homes, rose 78% from 2015 to 2025 and rose 61% from 2020 to 2025.
- Median home value (owners' estimate)
- $157,800
- Median gross rent
- $907
- Homes owned by their occupants
- 80.7%
- Housing units
- 3,484
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 13340?
124 business establishments had a location in this ZIP code in 2023, 1 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction23
- Retail trade20
- Manufacturing14
- Transportation and warehousing12
- Accommodation and food services12
- Wholesale trade8
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 13340?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 13501 | Utica | 38,931 | $53k | 5.1 mi |
| 13502 | Utica | 34,037 | $58k | 5.7 mi |
| 13357 | Ilion | 10,167 | $64k | 6.7 mi |
| 13322 | Clayville | 1,172 | $91k | 6.8 mi |
| 13350 | Herkimer | 9,522 | $56k | 7.2 mi |
| 13413 | New Hartford | 16,742 | $95k | 7.5 mi |
| 13456 | Sauquoit | 3,848 | $94k | 7.8 mi |
| 13416 | Newport | 2,369 | $85k | 11.8 mi |
| 13491 | West Winfield | 3,431 | $73k | 13.8 mi |
| 13319 | Chadwicks | 344 | $74k | 7.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.