Census tract · Bayamón Municipio
Census Tract 311.21, Bayamón Municipio, Puerto Rico
Census Tract 311.21, GEOID 72021031121, in Bayamón Municipio, Puerto Rico, entirely within Bayamón zona urbana. 3,387 residents in the ACS 2020-2024 5-year estimates (±680); the 2020 Census counted 3,676.
Residents, 2020-2024
3,387
±680 (90% margin)
2020 Census count: 3,676
Median household income
$41,403
±$8,410 (90% margin)
Bayamón Municipio: $31,354
Median home value
$142,300
±$7,135 (90% margin)
Bayamón Municipio: $149,100
Median gross rent
$896
±$300 (90% margin)
Bayamón Municipio: $703
Where is Census Tract 311.21?
Census Tract 311.21 is one of 63 census tracts in Bayamón Municipio, Puerto Rico. It covers 0.44 square miles of land, 8,279 residents per square mile in 2020. Its GEOID, 72021031121, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Bayamón zona urbana | 100% |
6 census tracts border Census Tract 311.21: Tract 311.13 ($29,905), Tract 311.22 ($29,087), Tract 311.23 ($17,214), Tract 313.01 ($38,453), Tract 313.06 ($31,193) and Tract 5105.05 in Toa Alta Municipio ($33,553). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 311.21?
The 2020-2024 American Community Survey puts Census Tract 311.21's population at 3,387 (±680) in – households; the 2020 Census counted 3,676 residents and 1,614 housing units.
| Measure | Tract 311.21 | Bayamón zona urbana |
|---|---|---|
| Total population | 3,387 ±680 | 166,923 |
| Housing units | 1,467 ±227 | 80,798 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 311.21?
The median resident of Census Tract 311.21 is 34.8 years old; 23.4% are under 18 and 23.1% are 65 or older. The largest group is Hispanic or Latino residents (of any race) at 98.9%, then non-Hispanic white residents at 1.1%.
| Measure | Tract 311.21 | Bayamón zona urbana |
|---|---|---|
| Median age | 34.8 ±6.9 | 44.1 |
| Under 18 years | 23.4% ±5.9 pts | 15.5% |
| 65 years and over | 23.1% ±5.3 pts | 24.2% |
| Hispanic or Latino (any race) | 98.9% ±1.3 pts | 99.1% |
| White alone, not Hispanic | 1.1% ±1.3 pts | 0.3% |
| Black or African American alone, not Hispanic | 0.0% ±1.6 pts | 0.1% |
| Asian alone, not Hispanic | 0.0% ±1.6 pts | 0.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±1.6 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.6 pts | 0.0% |
| Two or more races, not Hispanic | 0.0% ±1.6 pts | 0.1% |
| Some other race alone, not Hispanic | 0.0% ±1.6 pts | 0.2% |
| No health insurance coverage | 3.7% ±2.8 pts | 6.7% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 311.21 earn?
Half of the – households in Census Tract 311.21 earn less than $41,403 a year (±$8,410), against $31,354 across Bayamón Municipio: 7th highest of the county's 61 tracts with a reliable estimate. 29.0% of residents live below the poverty line.
| Measure | Tract 311.21 | Bayamón zona urbana |
|---|---|---|
| Median household income | $41,403 ±$8,410 | $31,750 |
| Mean household income | $42,006 ±$6,427 | $45,456 |
| Per capita income | $16,632 ±$2,394 | $19,601 |
| People below the poverty line | 29.0% ±8.8 pts | 34.2% |
| Children under 18 below the poverty line | 44.7% ±17.1 pts | 51.8% |
| Households receiving SNAP | 31.4% ±8.4 pts | 36.5% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 311.21?
Owners occupy 66.0% of Census Tract 311.21's occupied homes and renters 34.0%. The median owner-occupied home is valued at $142,300 by its owner (±$7,135). The median renter pays $896 a month including utilities.
| Measure | Tract 311.21 | Bayamón zona urbana |
|---|---|---|
| Median home value (owner-occupied) | $142,300 ±$7,135 | $149,900 |
| Median gross rent | $896 ±$300 | $706 |
| Renters paying 35% or more of income on rent | 30.7% ±21.2 pts | 48.0% |
| Median monthly owner costs, with a mortgage | $945 ±$101 | $973 |
| Owner-occupied homes | 66.0% ±9.0 pts | 69.4% |
| Renter-occupied homes | 34.0% ±9.0 pts | 30.6% |
| Housing units | 1,467 ±227 | 80,798 |
| Single-family detached homes | 64.3% ±8.6 pts | 60.0% |
| Mobile homes | 1.4% ±2.2 pts | 0.2% |
| Built 2020 or later | 0.0% ±3.7 pts | 0.1% |
| Built 2010 to 2019 | 4.0% ±3.6 pts | 1.8% |
| Built 1939 or earlier | 0.0% ±3.7 pts | 2.5% |
| Households with no vehicle | 9.1% ±4.9 pts | 12.3% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 311.21 get to work?
86.3% of Census Tract 311.21's workers drive alone. The average trip to work takes 33.1 minutes.
| Measure | Tract 311.21 | Bayamón zona urbana |
|---|---|---|
| In the labor force (age 16+) | 51.8% ±8.6 pts | 48.3% |
| Unemployment rate | 5.8% ±6.3 pts | 7.5% |
| Drove alone to work | 86.3% ±6.4 pts | 78.3% |
| Carpooled | 1.5% ±1.6 pts | 9.4% |
| Public transportation | 0.8% ±1.3 pts | 1.6% |
| Walked | 0.0% ±4.2 pts | 1.5% |
| Worked from home | 5.3% ±5.4 pts | 7.4% |
| Mean travel time to work | 33.1 min ±4.1 | 29.0 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 311.21 compare with the other tracts in Bayamón Municipio?
Among Bayamón Municipio's tracts with a reliable estimate, Census Tract 311.21 ranks as shown below (1 = highest).
| Measure | In Bayamón Municipio | In Bayamón zona urbana |
|---|---|---|
| Population | 19th of 63 | 19th of 58 |
| Residents per square mile | 28th of 63 | 28th of 58 |
| Median household income | 7th of 61 | 7th of 56 |
| Per capita income | 42nd of 63 | 40th of 58 |
| Median home value | 37th of 63 | 36th of 58 |
| Median gross rent | 13th of 59 | 12th of 55 |
| Poverty rate | 40th of 63 | 37th of 58 |
| Median age | 59th of 63 | 54th of 58 |
| Owner-occupied share | 47th of 63 | 42nd of 58 |
The tracts next to it on Bayamón Municipio's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 310.32 | 4th | $50,500±$7,266 · within the margin of this tract |
| Tract 310.04 | 5th | $43,851±$13,134 · within the margin of this tract |
| Tract 317.01 | 6th | $43,844±$7,344 · within the margin of this tract |
| Tract 311.21 | 7th | $41,403±$8,410 |
| Tract 318 | 8th | $40,620±$6,082 · within the margin of this tract |
| Tract 310.23 | 9th | $40,573±$10,763 · within the margin of this tract |
| Tract 310.31 | 10th | $39,275±$7,514 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 311.21?
4 of the 16 figures for Census Tract 311.21 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections