The Hay Shire is a local government area in the Riverina area of south-western New South Wales, Australia. The Shire comprises 11,326 square kilometres (4,373 sq mi) and is located adjacent to the Sturt, Mid-western and Cobb Highways. The area includes the towns of Hay, Booligal and Maude.

Hay Shire was established in 1965 by the amalgamation of the Municipality of Hay with the surrounding Waradgery Shire.

The mayor of Hay Shire is Cr. Carol Oataway, an unaligned politician who had previously held the position of Principal of Hay Public School.

Selected historical census data for Hay Shire local government area
Census year			2001	2006	2011	2016	2021
Population		Estimated residents on census night	3,562	3,383	2,956	2,946	2,884
		Aboriginal and/or Torres Strait Islanders (%)	3.5%	4.2%	5.6%	6.0%	8.3%
		LGA rank in terms of size within New South Wales			123rd	121st	121st
		% of New South Wales population	0.06%	0.05%	0.04%	0.04%	0.04%
		% of Australian population	0.02%	0.02%	0.01%	0.01%	0.01%
Cultural and linguistic diversity			2001	2006	2011	2016	2021
Country of birth (top responses)		Australia	90.4%	90.5%	88.2%	80.3%	80.0%
		India			0.7%	0.5%	1.3%
		New Zealand	0.8%	1.1%	0.8%	1.3%	1.1%
		England	1.0%	0.8%	1.0%	0.9%	0.9%
		Fiji				0.4%	0.6%
		Scotland	0.3%	0.4%	0.4%	0.4%	0.5%
Language (top responses, other than English)		Italian	1.1%	0.8%	1.2%	0.8%	0.7%
		Punjabi				0.3%	0.6%
		Fijian	0.2%			0.5%	0.4%
		Afrikaans					0.4%
		Malayalam					0.3%
Religious affiliation			2001	2006	2011	2016	2021
Religious affiliation (top responses)		Catholic	36.4%	36.1%	35.8%	31.9%	27.6%
		No Religion	7.1%	10.4%	10.9%	16.3%	24.3%
		Anglican	31.8%	31.1%	31.1%	24.7%	21.7%
		Not stated	n/c	n/c	n/c	12.8%	12.3%
		Presbyterian and Reformed	9.2%	7.9%	7.9%	5.8%	4.8%
Median weekly incomes			2001	2006	2011	2016	2021
Personal income		Median weekly personal income		A$404	A$441	A$587	A$700
		% of Australian median income		86.7%	76.4%	88.7%	86.9%
Family income		Median weekly family income		A$983	A$981	A$1,344	A$1,622
		% of Australian median income		83.9%	66.2%	77.5%	76.5%
Household income		Median weekly household income		A$741	A$805	A$1,075	A$1,236
		% of Australian median income		72.2%	65.2%	74.8%	70.8%

Hay Shire Council is composed of eight councillors elected proportionally as a single ward. All councillors are elected for a fixed four-year term of office. The mayor is elected by the councillors at the first meeting of the council. The most recent election was held on 14 September 2024, and the makeup of the council is as follows:

Party		Councillors
	Unaligned	8
	Total	8

The current Council was elected in September 2024 . The councillors, in order of election, are:

Councillor		Party	Notes
	Carol Oataway	Unaligned	Mayor
	Will Miller	Unaligned
	Lionel Garner	Unaligned
	Martyn Quinn	Unaligned	Deputy Mayor
	Darren Tapper	Unaligned
	Geoff Chapman	Unaligned
	Paul Porter	Unaligned
	John Perry	Unaligned

Banjo Paterson (1864–1941) wrote a poem called Hay and Hell and Booligal about the district.