Census tract · Comerío Municipio
Census Tract 9521, Comerío Municipio, Puerto Rico
Census Tract 9521, GEOID 72045952100, in Comerío Municipio, Puerto Rico, partly within Piñas and Comerío zona urbana. 4,762 residents in the ACS 2020-2024 5-year estimates (±728); the 2020 Census counted 4,726.
Residents, 2020-2024
4,762
±728 (90% margin)
2020 Census count: 4,726
Median household income
$20,643
±$9,236 (90% margin)
Comerío Municipio: $17,134
Median home value
$109,200
±$8,494 (90% margin)
Comerío Municipio: $97,400
Median gross rent
$638
±$274 (90% margin)
Comerío Municipio: $512
Where is Census Tract 9521?
Census Tract 9521 is one of 5 census tracts in Comerío Municipio, Puerto Rico. It covers 10.24 square miles of land, 461 residents per square mile in 2020. Its GEOID, 72045952100, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Piñas | 10% |
| Comerío zona urbana | 2% |
9 census tracts border Census Tract 9521: Tract 2304 in Aguas Buenas Municipio ($19,389), Tract 9522.02 in Barranquitas Municipio ($24,348), Tract 2402.01 in Cidra Municipio ($23,056), Tract 2402.02 in Cidra Municipio ($25,625), Tract 2406.01 in Cidra Municipio ($28,930), Tract 9517 ($20,887), Tract 9518 ($14,277), Tract 9519 ($16,430) and Tract 9520 ($18,043). 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 9521?
The 2020-2024 American Community Survey puts Census Tract 9521's population at 4,762 (±728) in – households; the 2020 Census counted 4,726 residents and 2,001 housing units.
| Measure | Tract 9521 | Comerío Municipio |
|---|---|---|
| Total population | 4,762 ±728 | 18,711 |
| Housing units | 2,026 ±238 | 8,056 |
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 9521?
The median resident of Census Tract 9521 is 45.8 years old; 16.2% are under 18 and 21.7% are 65 or older. The largest group is Hispanic or Latino residents (of any race) at 100.0%.
| Measure | Tract 9521 | Comerío Municipio |
|---|---|---|
| Median age | 45.8 ±9.3 | 42.1 |
| Under 18 years | 16.2% ±5.6 pts | 16.9% |
| 65 years and over | 21.7% ±6.1 pts | 21.5% |
| Hispanic or Latino (any race) | 100.0% ±1.1 pts | 100.0% |
| White alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| Black or African American alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| Asian alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| Two or more races, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| Some other race alone, not Hispanic | 0.0% ±1.1 pts | 0.0% |
| No health insurance coverage | 7.0% ±5.0 pts | 3.9% |
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 9521 earn?
Half of the – households in Census Tract 9521 earn less than $20,643 a year (±$9,236), against $17,134 across Comerío Municipio: 2nd highest of the county's 5 tracts with a reliable estimate. 49.7% of residents live below the poverty line.
| Measure | Tract 9521 | Comerío Municipio |
|---|---|---|
| Median household income | $20,643 ±$9,236 | $17,134 |
| Mean household income | $28,976 ±$5,206 | $26,828 |
| Per capita income | $12,140 ±$2,381 | $11,382 |
| People below the poverty line | 49.7% ±10.0 pts | 52.8% |
| Children under 18 below the poverty line | 87.1% ±11.4 pts | 74.7% |
| Households receiving SNAP | 58.2% ±9.7 pts | 66.2% |
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 9521?
Owners occupy 66.1% of Census Tract 9521's occupied homes and renters 33.9%. The median owner-occupied home is valued at $109,200 by its owner (±$8,494). The median renter pays $638 a month including utilities.
| Measure | Tract 9521 | Comerío Municipio |
|---|---|---|
| Median home value (owner-occupied) | $109,200 ±$8,494 | $97,400 |
| Median gross rent | $638 ±$274 | $512 |
| Renters paying 35% or more of income on rent | 41.9% ±36.8 pts | 48.8% |
| Median monthly owner costs, with a mortgage | $915 ±$89 | $826 |
| Owner-occupied homes | 66.1% ±9.7 pts | 65.5% |
| Renter-occupied homes | 33.9% ±9.7 pts | 34.5% |
| Housing units | 2,026 ±238 | 8,056 |
| Single-family detached homes | 72.5% ±7.6 pts | 73.9% |
| Mobile homes | 0.0% ±2.7 pts | 0.2% |
| Built 2020 or later | 0.0% ±2.7 pts | 0.0% |
| Built 2010 to 2019 | 2.0% ±2.5 pts | 5.6% |
| Built 1939 or earlier | 4.5% ±3.6 pts | 3.5% |
| Households with no vehicle | 9.0% ±5.6 pts | 18.5% |
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 9521 get to work?
74.1% of Census Tract 9521's workers drive alone. The average trip to work takes 41.5 minutes. The unemployment rate in 2020-2024 averaged 16.6%.
| Measure | Tract 9521 | Comerío Municipio |
|---|---|---|
| In the labor force (age 16+) | 33.6% ±7.9 pts | 40.9% |
| Unemployment rate | 16.6% ±9.2 pts | 15.3% |
| Drove alone to work | 74.1% ±14.0 pts | 82.4% |
| Carpooled | 13.2% ±13.2 pts | 6.3% |
| Public transportation | 3.5% ±4.3 pts | 2.5% |
| Walked | 1.6% ±2.4 pts | 3.3% |
| Worked from home | 7.6% ±5.1 pts | 2.9% |
| Mean travel time to work | 41.5 min ±8.5 | 30.1 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 9521 compare with the other tracts in Comerío Municipio?
Among Comerío Municipio's tracts with a reliable estimate, Census Tract 9521 ranks as shown below (1 = highest).
| Measure | In Comerío Municipio |
|---|---|
| Population | 1st of 5 |
| Residents per square mile | 5th of 5 |
| Median household income | 2nd of 5 |
| Per capita income | 2nd of 5 |
| Median home value | 2nd of 5 |
| Median gross rent | 1st of 5 |
| Poverty rate | 3rd of 5 |
| Median age | 1st of 5 |
| Owner-occupied share | 3rd of 5 |
The tracts next to it on Comerío Municipio's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9517 | 1st | $20,887±$2,198 · within the margin of this tract |
| Tract 9521 | 2nd | $20,643±$9,236 |
| Tract 9520 | 3rd | $18,043±$6,840 · within the margin of this tract |
| Tract 9519 | 4th | $16,430±$3,505 · within the margin of this tract |
| Tract 9518 | 5th | $14,277±$2,660 · 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 9521?
4 of the 16 figures for Census Tract 9521 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