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County · code 36079

Putnam CountyNew York

Putnam County is in New York and has its county seat in Carmel. The county was formed in 1812.

  • Founded1812
  • County seatCarmel
  • Named forIsrael Putnam
  • Land area230 sq mi + 16 sq mi water
  • Population97,668 2020 Census
  • Parcels mapped42,271 checked 15 October 2026
Open the free map Click any parcel in Putnam County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated

WestchesterDutchessRocklandFairfield, CTOrange Carmel Census outline · seat marked

Where it is

Putnam on the map of New York

New York has 62 counties and county equivalents, each with its own records office. Shapes with a page are links.

Albany CountyAllegany CountyBronx CountyBroome CountyCattaraugus CountyCayuga CountyChautauqua CountyChemung CountyChenango CountyClinton CountyColumbia CountyCortland CountyDelaware CountyDutchess CountyErie CountyEssex CountyFranklin CountyFulton CountyGenesee CountyGreene CountyHamilton CountyHerkimer CountyJefferson CountyKings CountyLewis CountyLivingston CountyMadison CountyMonroe CountyMontgomery CountyNassau CountyNew York CountyNiagara CountyOneida CountyOnondaga CountyOntario CountyOrange CountyOrleans CountyOswego CountyOtsego CountyQueens CountyRensselaer CountyRichmond CountyRockland CountySt. Lawrence CountySaratoga CountySchenectady CountySchoharie CountySchuyler CountySeneca CountySteuben CountySuffolk CountySullivan CountyTioga CountyTompkins CountyUlster CountyWarren CountyWashington CountyWayne CountyWestchester CountyWyoming CountyYates CountyPutnam County Putnam
Counties of New York · Putnam highlighted

History

Formed in 1812 from Dutchess County

An old deed may name a county that no longer exists, or a boundary that has since moved.

Putnam County was created from Dutchess County on June 12, 1812, and was named after Israel Putnam.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries.

  1. 1812
    Putnam County created Putnam created from Dutchess.
    from Dutchess
    · N.Y. Laws 1812, 35th sess., ch. 143, sec. 1/p. 479

Land and parcels

What the maps cover in Putnam

Who publishes each layer, how good it is, and when we last checked.

Official
from the office that keeps the record
Good enough
a reliable statewide or national copy
Fallback
a guide only; check the official record
Missing
nothing public found yet

People and land

Putnam by the Census

Population
97,668 2020 Census count
Housing units
38,308 2020 Census count
Land area
230 square miles
Water area
16 square miles
People per sq mi
424 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Putnam County's official site

We have found the county's site but not its offices yet; start there.

County government

See your own lot on these maps

Open Putnam County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.

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Questions

Common questions about Putnam County

When was Putnam County founded?
Putnam County was founded in 1812, formed from Dutchess County, and named after Israel Putnam.
What is the county seat of Putnam County?
The county seat of Putnam County is Carmel.
Is there an online parcel map for Putnam County?
Yes. Putnam County publishes a parcel map of 42,271 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Putnam County's boundary or name changed?
Putnam County was created in 1812 from Dutchess County. The Atlas of Historical County Boundaries records no boundary change since.
Is my lot in a flood zone?
We do not have flood maps for Putnam County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby

Counties next door