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Trinity: Demographics & People

Trinity is home to 2,561 people, in 930 households. Population grew 1.1% from 2,533 (2022) to 2,561 (2024). Median age 37.0 years. (3.0y younger than Morgan County; 2.3y younger than Alabama). Children under 18 are 27% of the population. Population is 67% White (non-Hispanic) and 14% Black. 81% of households are family-led. County is gaining 1,087 residents per year (2022-2023). County health: 41% adult obesity, 20% smoke.

Population & Trend

Population grew 1.1% from 2,533 (2022) to 2,561 (2024) — about 1.9× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~2,589 (extrapolated at 0.6%/yr trend). Census Bureau Vintage estimate: 2,627.

Census data vintage2024
County Population33,073 people
Annual growth rate · Population change1.1%
Annual growth rate · Population (2022)2,533
Annual growth rate · Population (2024)2,561
Annual growth rate · Population growingYes
Annual growth rate · Trend categorygrowing
Population2,561 people (vs Alabama 26,673)
Population Estimate2,627

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 37.0y is 1.9 years younger than the U.S. median (38.9y). Children under 18 make up 27% — above the U.S. share of ~22%.

Age Summary · Median age37.0 years (at Alabama median)
Age Summary · Children Pct27.2%
Age Summary · Characterfamily-oriented
Age Summary · Total Pop2,561
Age Summary · Under 18696
Age Summary · 18 To 34448
Age Summary · 35 To 64958
Age Summary · 65 Plus459
Population under 18696
Median age37.0 years (at Alabama median)

Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023  ·  Refreshed 2026-04-29

Race, Ethnicity & Diversity

Of 2,561 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).

White residents2,055
Black residents188
Hispanic or Latino residents239
Diversity Index · Simpson Index34.1%
Diversity Index · Interpretationless diverse
Black population13.9% (vs Alabama 28.6%)
Hispanic or Latino population13.7% (vs Alabama 4.8%)
White (non-Hispanic) population67.3% (vs Alabama 57.1%)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Ancestry

Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.

Top (8)

(unnamed)
American
(unnamed)
English
(unnamed)
Hispanic Total
(unnamed)
Irish
(unnamed)
Puerto Rican
(unnamed)
Black
(unnamed)
Italian
(unnamed)
German

Sources: Census ACS 2022 B04006+B03001+B02001

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 2.0% are foreign-born — below the U.S. average of 13.9%. 7% have naturalized to U.S. citizenship.

Residents born in this state1,868
Residents born in another state454
Share born in this state72.9%
Share born in another state27.1%
Native-born U.S. citizens17.7%
Foreign-born residents2.0%
Naturalized citizens7.4%
Total foreign-born residents125
From Europe5

Households & Family Composition

930 households. Averaging 2.7 people each — larger than the U.S. average of 2.5. 81% are family households — above the U.S. share of ~65%. Of 713 families, 28% are married couples with children.

Children under 18672
Total families713
Married couples with children198
Single-parent households13
Average household size2.68
Women who gave birth (past year)13.1%
Grandparents living with grandchildren54
Grandparents responsible for grandchildren23
Family households750 households (vs Alabama 7,066)
Households that are families80.6% (vs Alabama 61.2%)
Total households930 households (vs Alabama 10,925)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 8.8% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 1,087 residents per year on net (IRS migration data).

Moved within the county (past year)8.8%
Migration · People moving in (annual)28,932
Migration · People moving out (annual)27,845
Migration · Net migration (in − out)1,087
Migration · Population growingYes

Sources: IRS SOI Migration 2021-2022  ·  Refreshed 2026-04-12

Disability

Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.

Residents with a disability167
Disability rate6.7%

Other

Congressional District · District104
Congressional District · Congress118th
County Cdc Birth Rate · Fips01079
County Cdc Birth Rate · State Fips01
County Cdc Birth Rate · County Fips079
County Cdc Birth Rate · CountyLawrence
County Cdc Birth Rate · Birth Rate32.2 per 1,000
County Cdc Birth Rate · Lower Ci27.00
County Cdc Birth Rate · Upper Ci37.90
County Cdc Mortality · Fips01079
County Cdc Mortality · CountyLawrence County
County Cdc Mortality · Urban RuralSmall metro
County Cdc Mortality · Total Deaths 2020 20231,192
County Cdc Vaccination · Fips01079
County Cdc Vaccination · CountyLawrence County
County Cdc Vaccination · Dose1 Pop Pct56.5%
County Cdc Vaccination · Series Complete Pct48.3%
County Cdc Vaccination · Booster Pct39.7%
County Cdc Vaccination · Population 201932,924
County Cdc Vaccination · Metro StatusMetro
Family Score · Score5.30
Family Score · Schools7
Family Score · Childcare Centers1
Family Score · Youth Sports Orgs1
Family Score · Children Pct27.2%
Family Score · Ratinggood
Town Summary · Key Factspopulation 2,561, growing, family-oriented, affluent, mixed
Town Summary · Population2,561 people (vs Alabama 26,673)
Town Summary · CountyLawrence County

Sources: NCES school congressional district assignment · federal dataset cascade