2026 data Public-data reference. official source

Cities: O

Reviewed by PlainCities Editorial, City Intelligence Editorial Team · June 7, 2026

Open-data reference.

719 cities starting with "O"

Showing 401–450 of 719

City	State	Population	Median Income	Home Value
Omro	WI	3,639	$67,426	$170,300
On Top of the World	FL	13,772	$57,765	$275,000
Onaga	KS	680	$46,042	$95,400
Onalaska	TX	3,133	$44,216	$121,900
Onalaska	WA	657	—	$412,800
Onalaska	WI	18,909	$84,898	$279,100
Onamia	MN	731	$26,827	$126,200
Onancock	VA	1,323	$53,750	$236,900
Onarga	IL	1,362	$64,286	$96,500
Onawa	IA	2,862	$54,659	$125,700
Onaway	ID	306	$73,571	$245,800
Onaway	MI	701	$40,159	$59,100
One Loudoun	VA	3,126	$250,001	$843,000
Oneida	IL	770	$66,615	$107,400
Oneida	KS	155	$42,083	$50,000
Oneida	KY	158	$73,000	—
Oneida	NY	10,240	$60,380	$146,300
Oneida	PA	382	$160,586	$110,200
Oneida	TN	3,793	$43,506	$164,000
Oneida Castle	NY	700	$89,792	$131,300
Onekama	MI	323	—	$182,300
Oneonta	AL	6,943	$47,719	$195,600
Oneonta	NY	14,467	$65,031	$187,800
Onida	SD	658	$71,050	$187,000
Onley	VA	612	$55,139	$320,300
Onset	MA	1,561	—	$415,500
Onslow	IA	306	$42,813	$96,500
Onsted	MI	1,283	$65,349	$166,500
Ontario	CA	178,347	$82,806	$568,000
Ontario	IN	221	$82,557	—
Ontario	NY	2,176	$52,625	$189,400
Ontario	OH	6,649	$65,905	$163,300
Ontario	OR	11,728	$43,887	$217,500
Ontario	WI	380	$57,500	$130,000
Onton	KY	113	—	—
Ontonagon	MI	1,266	$46,806	$92,100
Onward	IN	155	$59,107	—
Onycha	AL	208	$42,143	$90,000
Onyx	CA	574	$27,462	$174,300
Oolitic	IN	1,461	$61,696	$141,700
Oologah	OK	1,766	$83,977	$186,100
Ooltewah	TN	489	$62,875	$238,000
Oostburg	WI	3,077	$87,276	$230,400
Opa-locka	FL	16,097	$31,680	$281,000
Opal	VA	784	$207,708	$582,000
Opdyke	IL	263	$61,250	$59,200
Opdyke West	TX	230	$52,045	$31,900
Opelika	AL	31,944	$58,763	$213,700
Opelousas	LA	15,662	$36,260	$113,000
Opheim	MT	109	—	$49,400

Data sourced from official U.S. government datasets. See our methodology for details.