Montgomery County Population

1830–2026

28,315

2026 projection

0.3% since 2020 (increase)

010K20K30K40K50K1850190019502000

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.
202628,315+2390.85%
202528,076+2390.86%
202427,837+460.17%
202327,791-1670.60%
202227,958-1700.60%
202128,128-1160.41%
202028,244-1570.55%
201928,401-3041.06%
201828,705-760.26%
201728,781-2760.95%

Showing 10 of 34 years.

Montgomery County Demographics

42.8median age

Median age

Female46 yrs
Male40.8 yrs

Adults

22,321
6,007 seniors (65+) · 27% of adults16,314 other adults

Sex

Female 46.9% · 13,112Male 53.1% · 14,830

Population by age

MaleFemale85+ years, male: 27185+ years, female: 57580–84 years, male: 32380–84 years, female: 50275–79 years, male: 44575–79 years, female: 49470–74 years, male: 79970–74 years, female: 65665–69 years, male: 92265–69 years, female: 1,02060–64 years, male: 1,05160–64 years, female: 98155–59 years, male: 91855–59 years, female: 98750–54 years, male: 94950–54 years, female: 81845–49 years, male: 90245–49 years, female: 68740–44 years, male: 1,01540–44 years, female: 68435–39 years, male: 1,10835–39 years, female: 82330–34 years, male: 98230–34 years, female: 69725–29 years, male: 1,14325–29 years, female: 61320–24 years, male: 83620–24 years, female: 58715–19 years, male: 81615–19 years, female: 74710–14 years, male: 91310–14 years, female: 6895–9 years, male: 7265–9 years, female: 8650–4 years, male: 7110–4 years, female: 68785+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

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 279 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

$63,620median household income

Median household income

$63,620

Half of households earn more, half earn less

Median earnings

$45,598

Typical yearly pay for a worker 25 or older.

Poverty rate

12.6%

About 1 in 8 residents

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

Montgomery County Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%46%52%
Never married29%35%22%
Divorced14%14%14%
Widowed7%3%11%
Separated2%2%1%

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