Westmoreland

County in Pennsylvania

Contents: Subdivision

The population development in Westmoreland as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2022-07-01
Westmoreland	County	370,321	369,993	365,169	354,663	352,057
Adamsburg	Borough	253	244	172	145	143	→
Allegheny	Township	7,954	8,022	8,183	8,321	8,240	→
Arnold	City	6,033	5,682	5,153	4,782	4,706	→
Arona	Borough	393	420	370	254	250	→
Avonmore	Borough	1,098	878	1,014	901	888	→
Bell	Township	2,348	2,405	2,345	2,080	2,070	→
Bolivar	Borough	544	521	465	435	429	→
Cook	Township	2,119	2,400	2,251	1,894	1,867	→
Delmont	Borough	2,063	2,569	2,661	2,615	2,617	→
Derry	Borough	2,988	3,048	2,681	2,642	2,601	→
Derry	Township	15,350	14,453	14,506	13,630	13,484	→
Donegal	Borough	198	279	117	103	101	→
Donegal	Township	2,334	2,317	2,414	2,197	2,177	→
East Huntingdon	Township	7,736	7,854	8,004	7,701	7,589	→
East Vandergrift	Borough	795	736	678	602	593	→
Export	Borough	967	915	911	902	887	→
Fairfield	Township	2,267	2,502	2,427	2,044	2,031	→
Greensburg	City	16,329	15,670	14,897	14,969	14,715	→
Hempfield	Township	42,571	41,468	43,256	41,455	41,755	→
Hunker	Borough	328	329	287	312	307	→
Hyde Park	Borough	537	504	502	509	501	→
Irwin	Borough	4,677	4,335	3,991	3,893	3,835	→
Jeannette	City	11,095	10,758	9,675	8,781	8,641	→
Latrobe	Borough	9,564	9,119	8,333	8,070	7,963	→
Laurel Mountain	Borough	195	186	165	144	142	→
Ligonier	Borough	1,714	1,755	1,569	1,511	1,488	→
Ligonier	Township	6,937	6,917	6,611	6,063	6,000	→
Lower Burrell	City	12,240	12,623	11,761	11,759	11,585	→
Loyalhanna	Township	2,135	2,300	2,376	2,087	2,062	→
Madison	Borough	554	441	391	366	360	→
Manor	Borough	2,566	2,734	3,200	3,580	3,539	→
Monessen	City	9,811	8,665	7,717	6,872	6,764	→
Mount Pleasant	Borough	4,715	4,705	4,429	4,250	4,184	→
Mount Pleasant	Township	11,501	11,154	10,923	10,129	10,025	→
Murrysville	Municipality	17,251	18,950	20,054	20,986	20,724	→
New Alexandria	Borough	451	751	555	500	491	→
New Florence	Borough	857	775	687	673	663	→
New Kensington	City	15,893	14,666	13,116	12,169	11,979	→
New Stanton	Borough	2,077	1,908	2,179	2,334	2,297	→
North Belle Vernon	Borough	2,139	2,101	1,983	1,874	1,842	→
North Huntingdon	Township	28,173	29,115	30,605	31,879	31,800	→
North Irwin	Borough	951	886	840	822	808	→
Oklahoma	Borough	912	914	791	792	780	→
Penn	Borough	460	427	475	436	429	→
Penn	Township	16,056	19,586	20,034	20,076	20,503	→
Rostraver	Township	11,169	11,711	11,341	11,390	11,417	→
Salem	Township	7,216	6,786	6,622	6,103	6,018	→
Scottdale	Borough	5,109	4,742	4,358	4,427	4,357	→
Seward	Borough	519	491	493	410	404	→
Sewickley	Township	6,728	6,206	5,995	5,654	5,582	→
Smithton	Borough	375	460	397	342	337	→
South Greensburg	Borough	2,273	2,230	2,113	2,134	2,122	→
South Huntingdon	Township	6,365	6,145	5,788	5,425	5,355	→
Southwest Greensburg	Borough	2,460	2,401	2,155	2,222	2,187	→
St. Clair	Township	1,603	1,381	1,519	1,340	1,318	→
Sutersville	Borough	755	634	603	554	554	→
Trafford (part)	Borough	3,321	3,181	3,112	3,225	3,173	→
Unity	Township	19,870	21,172	22,602	21,611	21,380	→
Upper Burrell	Township	2,250	2,241	2,328	2,172	2,140	→
Vandergrift	Borough	5,947	5,503	5,200	5,071	4,990	→
Washington	Township	7,707	7,337	7,371	6,885	6,823	→
West Leechburg	Borough	1,359	1,291	1,295	1,268	1,249	→
West Newton	Borough	3,244	3,103	2,652	2,665	2,621	→
Youngstown	Borough	386	402	324	251	247	→
Youngwood	Borough	3,363	4,125	3,049	2,975	2,928	→
Pennsylvania	State	11,881,643	12,281,054	12,702,379	13,002,700	12,972,008

Source: U.S. Census Bureau (web).

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	173,467
Females	181,196

Age Groups (C 2020)
0-17 years	65,049
18-64 years	205,941
65+ years	83,673

Age Distribution (C 2020)
80+ years	20,770
70-79 years	36,402
60-69 years	56,462
50-59 years	52,698
40-49 years	40,283
30-39 years	38,750
20-29 years	36,455
10-19 years	39,525
0-9 years	33,318

Urbanization (C 2020)
Rural	93,924
Urban	260,739

»Race« (C 2020)
White	324,684
Black/African American	9,188
Indigenous	419
Asian	3,328
Pacific Islander	38
Some other	1,740
2 or more	15,266

Ethnicity (C 2020)
Hispanic or Latino	5,230
Other	349,433