How many zip codes are in Tompkins County New York?

Tompkins County, New York contains 15 zip codes.

What is the county seat of Tompkins County?

The county seat of Tompkins County, New York is Ithaca.

What cities are in Tompkins County?

Tompkins County USPS city names in this directory include Ithaca, Trumansburg, Groton, Newfield, Dryden, Freeville, Lansing, Brooktondale and 4 more. The county seat is Ithaca.

What is the population of Tompkins County?

The population of Tompkins County, New York is approximately 103,667.

What zip codes are in Tompkins County?

Tompkins County contains 15 zip codes: 15 standard delivery ZIPs. Browse the table on this page for the complete list.

Tompkins County, New York Zip Codes

📍 Tompkins County has 15 zip codes with a population of 103,667.

County

Tompkins

County Seat

Ithaca

Zip Codes

Population

103,667

Tompkins County is located in New York with a land area of 484 square miles. The county seat is Ithaca. Below you'll find all 15 zip codes in Tompkins County with population, income and home value, the county's affordability profile, and links to its 12 city pages.

Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).

All Tompkins County Zip Codes

ZIP Code	City	County	Population	Median Income	Median Home	Details
13053	Dryden	Tompkins	4,756	$71,950	$229,200	View →
13062	Etna	Tompkins	241	—	$252,800	View →
13068	Freeville	Tompkins	4,464	$79,521	$207,900	View →
13073	Groton	Tompkins	6,246	$71,316	$167,900	View →
13102	Mc Lean	Tompkins	67	—	—	View →
14817	Brooktondale	Tompkins	2,811	$86,063	$218,500	View →
14850	Ithaca	Tompkins	66,495	$69,689	$334,800	View →
14851	Ithaca	Tompkins	—	—	—	View →
14852	Ithaca	Tompkins	—	—	—	View →
14853	Ithaca	Tompkins	2,294	—	—	View →
14854	Jacksonville	Tompkins	99	—	—	View →
14867	Newfield	Tompkins	5,188	$67,644	$163,800	View →
14881	Slaterville Springs	Tompkins	159	$82,321	—	View →
14882	Lansing	Tompkins	4,193	$94,886	$274,800	View →
14886	Trumansburg	Tompkins	6,654	$80,446	$243,500	View →

Tompkins County at a Glance

Residents (ZIPs with data)

103,667

Median household income

$75,736

Median home value

$223,850

Price-to-income ratio

2.8

Median rent

$1,102

Owner-occupied

73%

Bachelor's degree+

44%

Poverty rate

9.4%

Tompkins County has 15 ZIP codes in this directory: 15 standard delivery ZIPs. The 8 ZIPs with published Census housing data cover 103,667 residents, the largest being 14850 (Ithaca) with 66,495 people.

The median ZIP in Tompkins County has a household income of $75,736 and a home value of $223,850, a price-to-income ratio of 2.8, in line with the 2.9 New York ZIP median. Affordability ranges from 13073 in Groton at a ratio of 2.4 to 14850 in Ithaca, where the median home is $334,800. The highest median income is in 14882 (Lansing) at $94,886. Median rent across these ZIPs is $1,102 a month.

73% of households in the typical Tompkins County ZIP own their home (statewide ZIP median 80%). 44% of adults hold a bachelor's degree, above the 31% statewide median. The median poverty rate is 9.4%, below the 9.9% statewide ZIP median. Overall density is about 214 residents per square mile across 484 square miles of ZIP land area.

Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 New York ZIP Code Affordability Report.