Montgomery County Population

1790–2026

98,511

2026 projection

1.1% since 2020 (decrease)

020K40K60K80K100K18001850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Montgomery County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202698,511+770.08%
202598,434+770.08%
202498,357-2490.25%
202398,606-1400.14%
202298,746-230.02%
202198,769-8240.83%
202099,593+7210.73%
201998,872+1910.19%
201898,681+4510.46%
201798,230-720.07%

Showing 10 of 38 years.

Montgomery County Demographics

30.2median age

Median age

Female32.3 yrs
Male28.3 yrs

Adults

83,986
13,958 seniors (65+) · 17% of adults70,028 other adults

Sex

Female 48.2% · 47,776Male 51.8% · 51,325

Population by age

MaleFemale85+ years, male: 33685+ years, female: 75980–84 years, male: 57080–84 years, female: 89075–79 years, male: 1,30375–79 years, female: 1,65570–74 years, male: 1,84070–74 years, female: 2,51965–69 years, male: 2,31465–69 years, female: 1,77260–64 years, male: 2,00660–64 years, female: 2,97755–59 years, male: 2,56655–59 years, female: 1,95550–54 years, male: 2,56750–54 years, female: 2,37345–49 years, male: 2,35645–49 years, female: 2,55440–44 years, male: 2,68740–44 years, female: 2,53735–39 years, male: 2,97635–39 years, female: 2,48730–34 years, male: 3,06430–34 years, female: 2,84325–29 years, male: 3,41125–29 years, female: 2,88420–24 years, male: 9,80520–24 years, female: 7,60715–19 years, male: 7,24915–19 years, female: 5,80310–14 years, male: 2,37210–14 years, female: 1,9565–9 years, male: 2,0065–9 years, female: 2,4110–4 years, male: 1,8970–4 years, female: 1,79485+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45K5K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 991 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Montgomery County Income

$72,715median household income

Median household income

$72,715

Half of households earn more, half earn less

Median earnings

$53,990

Typical yearly pay for a worker 25 or older.

Poverty rate

24%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Montgomery County Marital Status

39% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married39%37%40%
Never married49%54%44%
Divorced7%5%9%
Widowed4%2%6%
Separated1%<1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year