County ZIP codes · New York · FIPS 36025
Delaware County, NY ZIP Codes
Delaware County, New York has 46 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 34 of the residential ones lie mainly in Delaware County and 12 mainly in a neighboring county; 19 cross the county line. Median household income ranges from $53,047 in 12167 (Stamford) to $85,926 in 12455 (Margaretville) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Delaware County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $57,917 and $76,875.
They carry 46 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 46 residential ZIP codes in Delaware County
34 ZIP codes lie mainly in Delaware County; 12 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 13856 | Walton | 5,881 | 33 | $49k | $157k | 100% |
| 13753 | Delhi | 5,696 | 58 | $70k | $216k | 100% |
| 13838 | Sidney | 4,251 | 493 | $53k | $122k | 96% |
| 12776 | Roscoe | 2,073 | 18 | $84k | $248k | 61% |
| 13783 | Hancock | 2,035 | 18 | $52k | $162k | 100% |
| 13775 | Franklin | 1,752 | 36 | $79k | $180k | 98% |
| 12455 | Margaretville | 1,689 | 24 | $86k | $255k | 95% |
| 13839 | Sidney Center | 1,360 | 27 | $54k | $121k | 100% |
| 13757 | East Meredith | 1,130 | 32 | $74k | $225k | 100% |
| 13731 | Andes | 1,038 | 12 | $74k | $291k | 100% |
| 13788 | Hobart | 997 | 29 | $100k | $224k | 100% |
| 12434 | Grand Gorge | 944 | 87 | $49k | $196k | 100% |
| 13782 | Hamden | 936 | 26 | $63k | $234k | 100% |
| 13750 | Davenport | 896 | 38 | $62k | $163k | 91% |
| 13752 | Delancey | 858 | 16 | $66k | $277k | 100% |
| 12474 | Roxbury | 857 | 18 | $57k | $265k | 100% |
| 13739 | Bloomville | 833 | 21 | $64k | $209k | 100% |
| 13756 | East Branch | 697 | 15 | $72k | $164k | 100% |
| 13755 | Downsville | 652 | 13 | $64k | $163k | 100% |
| 13740 | Bovina Center | 626 | 17 | $81k | $354k | 100% |
| 13842 | South Kortright | 582 | 42 | $89k | $201k | 100% |
| 13786 | Harpersfield | 430 | 55 | $55k | $209k | 100% |
| 12760 | Long Eddy | 367 | 8 | $91k | $261k | 79% |
| 13774 | Fishs Eddy | 323 | 53 | $71k | $153k | 100% |
| 13846 | Treadwell | 308 | 45 | $33k | $222k | 100% |
| 13751 | Davenport Center | 297 | 91 | – | $211k | 100% |
| 12421 | Denver | 261 | 15 | $101k | $372k | 100% |
| 13860 | West Davenport | 257 | 75 | $143k | $256k | 100% |
| 13804 | Masonville | 244 | 23 | $45k | $132k | 100% |
| 12438 | Halcottsville | 190 | 1,173 | $79k | – | 100% |
| 13806 | Meridale | 143 | 36 | – | – | 100% |
| 12441 | Highmount | 106 | 35 | $56k | – | 71% |
| 12459 | New Kingston | 30 | 5 | – | – | 100% |
| 13847 | Trout Creek | 18 | 462 | – | – | 100% |
Partly in Delaware County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 13849 | Unadilla | 4,427 | 61 | $58k | $137k | 46% |
| 12167 | Stamford | 2,279 | 43 | $53k | $193k | 46% |
| 12430 | Fleischmanns | 1,253 | 31 | $68k | $278k | 41% |
| 13754 | Deposit | 2,768 | 36 | $61k | $132k | 34% |
| 12406 | Arkville | 644 | 13 | $71k | $228k | 31% |
| 13820 | Oneonta | 23,056 | 215 | $66k | $182k | 30% |
| 12093 | Jefferson | 1,276 | 20 | $65k | $175k | 26% |
| 12465 | Pine Hill | 255 | 88 | – | $354k | 22% |
| 12468 | Prattsville | 1,329 | 23 | $52k | $241k | 16% |
| 13733 | Bainbridge | 5,076 | 58 | $61k | $121k | 9% |
| 12155 | Schenevus | 1,685 | 32 | $62k | $165k | 7% |
| 13825 | Otego | 2,903 | 51 | $77k | $195k | 2% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
19 ZIP codes of Delaware County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Delaware | Elsewhere |
|---|---|---|
| 13820 | 30% | Otsego County 70% |
| 13733 | 9% | Chenango County 89%; Otsego County 2% |
| 13849 | 46% | Otsego County 54% |
| 13838 | 96% | Otsego County 4% |
| 13825 | 2% | Otsego County 98% |
| 13754 | 34% | Broome County 66% |
| 12167 | 46% | Schoharie County 54% |
| 12776 | 61% | Sullivan County 39% |
| 13775 | 98% | Otsego County 2% |
| 12455 | 95% | Ulster County 5% |
| 12155 | 7% | Otsego County 93% |
| 12468 | 16% | Greene County 84% |
| 12093 | 26% | Schoharie County 74% |
| 12430 | 41% | Greene County 59% |
| 13750 | 91% | Otsego County 9% |
| 12406 | 31% | Ulster County 69% |
| 12760 | 79% | Sullivan County 21% |
| 12465 | 22% | Ulster County 78% |
| 12441 | 71% | Ulster County 29% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Delaware County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Delaware County's ZIP codes use 6 prefixes: 120, 121, 124, 127, 137 and 138.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 120 | Albany, NY (SCF 120) | 1 | 71 |
| 121 | Albany, NY (SCF 120) | 2 | 73 |
| 124 | Mid-Hudson, NY (SCF 125) | 11 | 83 |
| 127 | Mid-Hudson, NY (SCF 125) | 2 | 60 |
| 137 | Syracuse, NY (SCF 130) | 18 | 47 |
| 138 | Syracuse, NY (SCF 130) | 12 | 45 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.