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County ZIP codes · New York · FIPS 36109

Tompkins County, NY ZIP Codes

Tompkins County, New York has 20 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 18 residential and 2 for PO boxes or a single organization. 13 of the residential ones lie mainly in Tompkins County and 5 mainly in a neighboring county; 10 cross the county line. Median household income ranges from $65,880 in 13736 (Berkshire) to $91,960 in 14882 (Lansing) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Tompkins County?

13045 · Cortland: $70k13053 · Dryden: $83k13062 · Etna: –13068 · Freeville: $80k13073 · Groton: $72k13092 · Locke: $78k13102 · McLean: –13736 · Berkshire: $66k13864 · Willseyville: $60k14817 · Brooktondale: $77k14850 · Ithaca: $71k14853 · Ithaca: –14854 · Jacksonville: –14867 · Newfield: $76k14881 · Slaterville Springs: $89k14882 · Lansing: $92k14883 · Spencer: $69k14886 · Trumansburg: $82k1485013045148861306814883137361307314867130921488214817138641305313045 · Cortland: $70k13053 · Dryden: $83k13062 · Etna: –13068 · Freeville: $80k13073 · Groton: $72k13092 · Locke: $78k13102 · McLean: –13736 · Berkshire: $66k13864 · Willseyville: $60k14817 · Brooktondale: $77k14850 · Ithaca: $71k14853 · Ithaca: –14854 · Jacksonville: –14867 · Newfield: $76k14881 · Slaterville Springs: $89k14882 · Lansing: $92k14883 · Spencer: $69k14886 · Trumansburg: $82k1485013045148861306814883137361307314867130921488214817138641305313045 · Cortland: $70k13053 · Dryden: $83k13062 · Etna: –13068 · Freeville: $80k13073 · Groton: $72k13092 · Locke: $78k13102 · McLean: –13736 · Berkshire: $66k13864 · Willseyville: $60k14817 · Brooktondale: $77k14850 · Ithaca: $71k14853 · Ithaca: –14854 · Jacksonville: –14867 · Newfield: $76k14881 · Slaterville Springs: $89k14882 · Lansing: $92k14883 · Spencer: $69k14886 · Trumansburg: $82k148501304514886130681488313736130731486713092148821481713864
The residential ZIP codes of Tompkins County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

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 $69,961 and $80,043.

They carry 17 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 18 residential ZIP codes in Tompkins County

13 ZIP codes lie mainly in Tompkins County; 5 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Tompkins County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
14850 Ithaca 68,610 550 $71k $354k 100%
14886 Trumansburg 6,652 89 $82k $239k 44%
13073 Groton 6,054 110 $72k $168k 98%
14867 Newfield 5,149 76 $76k $173k 98%
13053 Dryden 4,794 138 $83k $244k 58%
13068 Freeville 4,592 91 $80k $204k 100%
14882 Lansing 4,191 129 $92k $319k 100%
14817 Brooktondale 2,479 61 $77k $213k 95%
14853 Ithaca 2,405 6,247 – – 100%
13062 Etna 195 286 – $261k 100%
14881 Slaterville Springs 117 76 $89k – 100%
14854 Jacksonville 76 174 – $327k 100%
13102 McLean 36 621 – – 100%

Partly in Tompkins County

Residential ZIP codes mainly in another county that reach at least 1% into Tompkins County, by their share here
In this county
14883 Spencer 4,184 58 $69k $208k 30%
13864 Willseyville 1,099 43 $60k $127k 24%
13736 Berkshire 1,936 32 $66k $141k 20%
13092 Locke 2,689 54 $78k $193k 9%
13045 Cortland 28,361 263 $70k $168k 6%

Download the 20 ZIP codes as CSV

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?

10 ZIP codes of Tompkins County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Tompkins County and in the neighboring counties
ZIPIn TompkinsElsewhere
130456%Cortland County 85%; Cayuga County 9%
1488644%Schuyler County 43%; Seneca County 13%
1307398%Cayuga County 2%
1486798%Chemung County 2%
1305358%Cortland County 42%
1488330%Tioga County 70%
130929%Cayuga County 91%
1481795%Tioga County 5%
1373620%Tioga County 75%; Broome County 4%
1386424%Tioga County 76%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

PO Box and single-organization ZIP codes

ZIP codes in Tompkins County without a residential area (GeoNames postal codes)
ZIPPostal name
14851Ithaca
14852Ithaca

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Tompkins County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Tompkins County's ZIP codes use 5 prefixes: 130, 131, 137, 138 and 148.

Three-digit prefixes of Tompkins County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Tompkins County's
PrefixSectional centerHereAll codes
130 Syracuse, NY (SCF 130) 6 56
131 Syracuse, NY (SCF 130) 1 54
137 Syracuse, NY (SCF 130) 1 47
138 Syracuse, NY (SCF 130) 1 45
148 Rochester, NY (SCF 144) 11 81

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.