Hidalgo County vs Williamson County

A side-by-side comparison of Hidalgo County and Williamson County: population, income, housing, and more.

Hidalgo County and Williamson County are counties in Texas. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Hidalgo County has the higher population (880,921 vs 643,889 in Williamson County). Williamson County has the higher median household income ($108,309 vs $52,281 in Hidalgo County). Williamson County has the higher median home value ($414,600 vs $124,000 in Hidalgo County).

Population, income & housing

	Hidalgo County	Williamson County
Population	880,921	643,889
Median age	30.3 yrs	37.2 yrs
Median household income	$52,281	$108,309
Median home value	$124,000	$414,600
Median gross rent	$925	$1,720
Housing units	302,173	251,600
Homeownership rate	67.6%	67.1%
Bachelor's degree or higher	20.3%	47.4%
Unemployment rate	7.6%	4.0%

Trends (ACS 5-year, 2019–2023)

	Hidalgo County	Williamson County
Population	855,176 → 880,921 (+3.0%)	547,604 → 643,889 (+17.6%)
Median household income	$40,014 → $52,281 (+30.7%)	$87,337 → $108,309 (+24.0%)
Median home value	$87,100 → $124,000 (+42.4%)	$262,300 → $414,600 (+58.1%)
Median gross rent	$734 → $925 (+26.0%)	$1,327 → $1,720 (+29.6%)

Hidalgo County

Population

855,176880,921

Median household income

$40,014$52,281

Median home value

$87,100$124,000

Median gross rent

$734$925

Williamson County

Population

547,604643,889

Median household income

$87,337$108,309

Median home value

$262,300$414,600

Median gross rent

$1,327$1,720

Age & race/ethnicity

Age distribution (share)

	Hidalgo County	Williamson County
Under 5	8.0%	6.1%
5 to 17	23.4%	18.4%
18 to 24	11.1%	7.8%
25 to 34	13.6%	14.2%
35 to 44	12.3%	16.9%
45 to 54	11.4%	13.5%
55 to 64	8.6%	10.4%
65 to 74	6.5%	7.8%
75 and over	5.0%	5.0%

Race & ethnicity (share)

	Hidalgo County	Williamson County
White (non-Hispanic)	6.1%	55.1%
Black or African American	0.5%	6.6%
American Indian & Alaska Native	0.1%	0.1%
Asian	1.0%	8.9%
Native Hawaiian & Pacific Islander	0.0%	0.1%
Some other race	0.1%	0.5%
Two or more races	0.2%	4.1%
Hispanic or Latino	91.9%	24.5%

Educational attainment (age 25+)

Share of adults 25+

	Hidalgo County	Williamson County
No high school diploma	30.7%	5.8%
High school graduate	25.2%	17.7%
Some college or associate's	23.9%	29.0%
Bachelor's degree	13.9%	30.5%
Graduate or professional degree	6.4%	16.9%

Commute to work

How workers get to work (share)

	Hidalgo County	Williamson County
Drove alone	75.8%	66.0%
Carpooled	10.3%	7.6%
Public transit	0.2%	0.4%
Walked	1.2%	1.0%
Bicycle	0.1%	0.2%
Worked from home	8.6%	23.3%
Other means	3.7%	1.6%

Housing

Units in structure (share)

	Hidalgo County	Williamson County
1-unit, detached	65.0%	72.8%
1-unit, attached	1.9%	2.6%
2 to 4 units	9.8%	3.9%
5 to 19 units	5.7%	8.4%
20 or more units	2.6%	10.1%
Mobile home & other	15.0%	2.2%

Poverty & households

	Hidalgo County	Williamson County
Poverty rate	27.2%	6.3%
Average household size	3.30	2.65
Mean commute (minutes)	23	28
Median year structure built	1999	2005