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County · code 23031

York CountyMaine

York County is a county in southwestern Maine with its seat in Alfred. Massachusetts created it as Yorkshire in 1652, and it became a Maine county in 1820 when Maine was admitted to the Union.

  • Founded1636
  • County seatAlfred
  • Named forYork, England
  • Land area991 sq mi + 279 sq mi water
  • Population211,972 2020 Census
  • Parcels mapped104,765 checked 16 October 2026
Open the free map Click any parcel in York County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated

Strafford, NHCumberlandRockingham, NHCarroll, NHOxford Alfred Census outline · seat marked

Where it is

York on the map of Maine

Maine has 16 counties and county equivalents, each with its own records office. Shapes with a page are links.

History

Founded in 1636

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

Massachusetts created York County as Yorkshire in 1652 after southern Maine towns between the Kennebec and Piscataqua Rivers acknowledged Massachusetts's jurisdiction. The county went into abeyance in 1664 when the Gorges family rejected Massachusetts's claim, was reinstated in 1668 when Massachusetts reasserted authority, and was eliminated in 1680 when Massachusetts organized a new government for Maine under Ferdinando Gorges's proprietary grant. York County was reinstated in 1691 under the new Massachusetts charter issued by King William Iii and Queen Mary II. When Maine was separated from Massachusetts and admitted to the Union in 1820, York became a county in the state of Maine.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries; the 5 that matter most are shown first.

  1. 1652
    York County created Massachusetts created Yorkshire (now York) in Maine after southern Maine towns (area between the Kennebec and Piscataqua Rivers) acknowledged Massachusetts's jurisdiction over all territory within the new boundaries that it declared on 26 May 1652. Towns located farther north near Casco Bay gave their allegiance later, the last in 1658, practically eliminating the Province of Lygonia. Massachusetts claim conflicted with the 1635 grant of Maine to Ferdinando Gorges. · Farnham, 7:274, 288; Mass. Recs., vol. 4, pt. 1:124; Reid, Maine, 21
  2. c. 1680
    Eliminated York eliminated when Massachusetts organized a new government for Maine (area between the Piscataqua and Kennebec Rivers) in accordance with terms of Ferdinando Gorges's 1635 grant. · Farnham, 7:356; Williamson, 1:556, 563
  3. 1716
    Gained territory York gained all Massachusetts territory between the Kennebec and St. Croix Rivers in present Maine. Northern limit was indefinite. · Mass. Col. Acts, vol. 9, ch. 75 [1716-1717]/p. 485
  4. 1763
    York County created York was extended northward to the Atlantic watershed when King George Iii created the new royal province of Quebec, which was bounded on the south by the watershed between the St. Lawrence River and the Atlantic Ocean. This implicitly set the northern limit of Maine.
    from Iii
    · Cappon, Petchenik, and Long, 1, 77; Shortt and Doughty, 119-120
  5. 1820
    Became part of Maine York became a county in the state of Maine when Maine was separated from Massachusetts and admitted to the Union. · U.S. Stat., vol. 3, ch. 19 [1820]/p. 544
Show all 15 changes (10 more, mostly small adjustments)
  1. 1652
    York County created Massachusetts created Yorkshire (now York) in Maine after southern Maine towns (area between the Kennebec and Piscataqua Rivers) acknowledged Massachusetts's jurisdiction over all territory within the new boundaries that it declared on 26 May 1652. Towns located farther north near Casco Bay gave their allegiance later, the last in 1658, practically eliminating the Province of Lygonia. Massachusetts claim conflicted with the 1635 grant of Maine to Ferdinando Gorges. · Farnham, 7:274, 288; Mass. Recs., vol. 4, pt. 1:124; Reid, Maine, 21
  2. 1664
    Changed In November 1664, Yorkshire (now York) went into abeyance after representatives of the Gorges family rejected Massachusetts's claim and resumed government of Maine (area between the Kennebec and Piscataqua Rivers). · York County, 2:5
  3. 1668
    Changed York (formerly called Yorkshire) was reinstated when Massachusetts reasserted authority over all of Maine west of the Kennebec River, an area that had been put under royal government in June 1665.
    Yorkshire
    · Farnham, 7:317
  4. 1677
    Changed York continued as a de facto county in present southwestern Maine after England's Committee for Trade and Plantations ruled that the 1639 proprietary grant of Maine (area between the Kennebec and Piscataqua Rivers) to Ferdinando Gorges was valid and that Massachusetts had exceeded the intent of its charter by extending its jurisdiction more than three miles north of where the Merrimack River meets the Atlantic coast. · Farnham, 7:339
  5. c. 1680
    Eliminated York eliminated when Massachusetts organized a new government for Maine (area between the Piscataqua and Kennebec Rivers) in accordance with terms of Ferdinando Gorges's 1635 grant. · Farnham, 7:356; Williamson, 1:556, 563
  6. 1691
    Changed York was reinstated under the new Massachusetts charter issued by King William Iii and Queen Mary Ii for the province of Massachusetts Bay. The new charter included the former colonies of Maine (area between the Kennebec and Piscataqua Rivers), Acadia (now Nova Scotia), and all remaining territory of present Maine between Acadia and the Kennebec River.
    IiiIi
    · Mass. Col. Acts, vol. 1, ch. 27 [1692-1693], sec. 1/p. 63; Swindler, 5:80
  7. 1716
    Gained territory York gained all Massachusetts territory between the Kennebec and St. Croix Rivers in present Maine. Northern limit was indefinite. · Mass. Col. Acts, vol. 9, ch. 75 [1716-1717]/p. 485
  8. 1753
    Boundary clarified York was redefined to cover all territory east of New Hampshire that was not specifically part of any other Massachusetts county (no change).
    no change
    · Mass. Col. Acts, vol. 3, ch. 27 [1752-1753]/p. 656
  9. 1760
    Lost territory York lost to creation of Cumberland and Lincoln. · Mass. Col. Acts, vol. 4, ch. 7 [1760-1761], secs. 1, 2, 6/pp. 372-374
  10. 1763
    York County created York was extended northward to the Atlantic watershed when King George Iii created the new royal province of Quebec, which was bounded on the south by the watershed between the St. Lawrence River and the Atlantic Ocean. This implicitly set the northern limit of Maine.
    from Iii
    · Cappon, Petchenik, and Long, 1, 77; Shortt and Doughty, 119-120
  11. 1786
    Lost territory York lost to Cumberland. · Mass. Acts 1786, ch. 18, sec. 1/p. 407
  12. 1805
    Lost territory York lost to Cumberland, and lost to creation of Oxford. · Mass. Acts 1805, ch. 24, secs. 1-2/pp. 573-574
  13. 1820
    Became part of Maine York became a county in the state of Maine when Maine was separated from Massachusetts and admitted to the Union. · U.S. Stat., vol. 3, ch. 19 [1820]/p. 544
  14. 1824
    Lost territory York lost small area to Cumberland. · Me. Priv. Acts 1824, ch. 276/p. 397
  15. 1841
    Gained territory York gained small area from Cumberland when town of Saco gained from town of Scarborough. · Me. Laws 1841, ch. 136, sec. 1/p. 330

Land and parcels

What the maps cover in York

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

York by the Census

Population
211,972 2020 Census count
Housing units
112,198 2020 Census count
Land area
991 square miles
Water area
279 square miles
People per sq mi
214 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

York County's official site

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

In Maine, permits, zoning and assessing are handled by each city or town, not the county, and deeds are recorded at the county's registry of deeds.

County government

See your own lot on these maps

Open York 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.

Questions

Common questions about York County

When was York County founded?
York County was founded in 1636, and named after York, England.
What is the county seat of York County?
The county seat of York County is Alfred.
Is there an online parcel map for York County?
Yes. Maine GeoLibrary (Maine Office of GIS) publishes a parcel map of 104,765 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has York County's boundary or name changed?
York County was created in 1652. Since then the Atlas of Historical County Boundaries records 13 later changes, chiefly involving Cumberland County, Iii County and Ii County.
Is my lot in a flood zone?
We do not have flood maps for York 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