Census tract · Delaware County
Census Tract 9504, Delaware County, Iowa
Census Tract 9504, GEOID 19055950400, in Delaware County, Iowa, partly within Hopkinton, Ryan, Delhi, Dyersville, Manchester and Delaware. 5,102 residents in the ACS 2020-2024 5-year estimates (±335); the 2020 Census counted 5,451.
Residents, 2020-2024
5,102
±335 (90% margin)
2020 Census count: 5,451
Median household income
$85,808
±$6,813 (90% margin)
Delaware County: $74,989
Median home value
$228,900
±$43,164 (90% margin)
Delaware County: $177,900
Median gross rent
$549
±$291 (90% margin)
Delaware County: $764
Where is Census Tract 9504?
Census Tract 9504 is one of 4 census tracts in Delaware County, Iowa. It covers 284.04 square miles of land, 19 residents per square mile in 2020. Its GEOID, 19055950400, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Hopkinton | 8% |
| Ryan | 5% |
| Delhi | 4% |
| Dyersville | 1% |
| Manchester | 1% |
| Delaware | 1% |
8 census tracts border Census Tract 9504: Tract 9506 in Buchanan County ($85,054), Tract 9501 ($83,523), Tract 9502 ($83,438), Tract 9503 ($61,292), Tract 104 in Dubuque County ($93,438), Tract 105 in Dubuque County ($84,779), Tract 701 in Jones County ($97,232) and Tract 101 in Linn County ($91,591). 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 9504?
The 2020-2024 American Community Survey puts Census Tract 9504's population at 5,102 (±335) in 2,112 households; the 2020 Census counted 5,451 residents and 2,742 housing units.
| Measure | Tract 9504 | Delaware County |
|---|---|---|
| Total population | 5,102 ±335 | 17,558 |
| Households | 2,112 ±183 | 7,369 |
| Average household size | 2.39 ±0.16 | 2.35 |
| Housing units | 2,441 ±190 | 8,169 |
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 9504?
The median resident of Census Tract 9504 is 41.3 years old; 23.9% are under 18 and 21.5% are 65 or older. The largest group is non-Hispanic white residents at 93.0%, then non-Hispanic residents of two or more races at 5.4%.
| Measure | Tract 9504 | Delaware County |
|---|---|---|
| Median age | 41.3 ±3.8 | 43.4 |
| Under 18 years | 23.9% ±3.3 pts | 23.3% |
| 65 years and over | 21.5% ±2.8 pts | 21.6% |
| Hispanic or Latino (any race) | 0.5% ±0.9 pts | 1.7% |
| White alone, not Hispanic | 93.0% ±4.9 pts | 94.1% |
| Black or African American alone, not Hispanic | 0.0% ±0.1 pts | 0.1% |
| Asian alone, not Hispanic | 0.0% ±0.5 pts | 0.0% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.5 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.5 pts | 0.0% |
| Two or more races, not Hispanic | 5.4% ±4.3 pts | 3.7% |
| Some other race alone, not Hispanic | 1.0% ±1.4 pts | 0.3% |
| Born outside the United States | 0.0% ±0.5 pts | 0.3% |
| Speak a language other than English at home (age 5+) | 3.9% ±2.4 pts | 2.4% |
| Civilian veterans (age 18+) | 6.2% ±2.6 pts | 6.3% |
| With a disability | 15.2% ±2.8 pts | 15.1% |
| No health insurance coverage | 5.1% ±3.4 pts | 3.3% |
| High school graduate or higher (age 25+) | 94.9% ±3.1 pts | 93.7% |
| Bachelor's degree or higher (age 25+) | 23.9% ±4.5 pts | 22.6% |
| Graduate or professional degree (age 25+) | 5.2% ±2.7 pts | 6.5% |
| Lived in the same house a year earlier | 95.4% ±1.9 pts | 93.4% |
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 9504 earn?
Half of the 2,112 households in Census Tract 9504 earn less than $85,808 a year (±$6,813), against $74,989 across Delaware County: 1st highest of the county's 4 tracts with a reliable estimate. 8.0% of residents live below the poverty line.
| Measure | Tract 9504 | Delaware County |
|---|---|---|
| Median household income | $85,808 ±$6,813 | $74,989 |
| Mean household income | $107,182 ±$16,728 | $96,512 |
| Per capita income | $45,287 ±$7,773 | $41,445 |
| People below the poverty line | 8.0% ±2.1 pts | 7.8% |
| Children under 18 below the poverty line | 6.9% ±4.4 pts | 5.6% |
| Households receiving SNAP | 4.3% ±2.0 pts | 8.5% |
| Households with a computer | 88.5% ±5.3 pts | 90.2% |
| Households with a broadband subscription | 84.9% ±5.5 pts | 85.9% |
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 9504?
Owners occupy 86.8% of Census Tract 9504's occupied homes and renters 13.2%. The median owner-occupied home is valued at $228,900 by its owner (±$43,164). The median renter pays $549 a month including utilities, and 24.2% of renters pay 35% or more of their income on rent.
| Measure | Tract 9504 | Delaware County |
|---|---|---|
| Median home value (owner-occupied) | $228,900 ±$43,164 | $177,900 |
| Median gross rent | $549 ±$291 | $764 |
| Renters paying 35% or more of income on rent | 24.2% ±14.7 pts | 36.8% |
| Median monthly owner costs, with a mortgage | $1,712 ±$184 | $1,517 |
| Owner-occupied homes | 86.8% ±4.1 pts | 79.6% |
| Renter-occupied homes | 13.2% ±4.1 pts | 20.4% |
| Housing units | 2,441 ±190 | 8,169 |
| Single-family detached homes | 93.7% ±3.1 pts | 85.7% |
| Mobile homes | 2.4% ±1.3 pts | 2.9% |
| Built 2020 or later | 1.6% ±1.5 pts | 1.5% |
| Built 2010 to 2019 | 10.7% ±4.3 pts | 5.4% |
| Built 1939 or earlier | 27.0% ±4.8 pts | 31.7% |
| Households with no vehicle | 13.3% ±5.6 pts | 8.5% |
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 9504 get to work?
76.4% of Census Tract 9504's workers drive alone and 8.8% work from home. The average trip to work takes 24.4 minutes.
| Measure | Tract 9504 | Delaware County |
|---|---|---|
| In the labor force (age 16+) | 70.4% ±4.0 pts | 69.6% |
| Unemployment rate | 0.9% ±1.0 pts | 2.0% |
| Drove alone to work | 76.4% ±6.2 pts | 80.0% |
| Carpooled | 11.3% ±4.4 pts | 7.7% |
| Public transportation | 0.0% ±0.9 pts | 0.1% |
| Walked | 3.3% ±2.4 pts | 2.2% |
| Worked from home | 8.8% ±3.2 pts | 9.2% |
| Mean travel time to work | 24.4 min ±3.1 | 20.3 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 9504 compare with the other tracts in Delaware County?
Among Delaware County's tracts with a reliable estimate, Census Tract 9504 ranks as shown below (1 = highest).
| Measure | In Delaware County |
|---|---|
| Population | 2nd of 4 |
| Residents per square mile | 4th of 4 |
| Median household income | 1st of 4 |
| Per capita income | 1st of 4 |
| Median home value | 2nd of 4 |
| Median gross rent | 4th of 4 |
| Poverty rate | 2nd of 4 |
| Bachelor's degree or higher | 2nd of 4 |
| Median age | 3rd of 4 |
| Owner-occupied share | 1st of 4 |
The tracts next to it on Delaware County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9504 | 1st | $85,808±$6,813 |
| Tract 9501 | 2nd | $83,523±$9,268 · within the margin of this tract |
| Tract 9502 | 3rd | $83,438±$19,688 · within the margin of this tract |
| Tract 9503 | 4th | $61,292±$7,093 |
"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 9504?
3 of the 18 figures for Census Tract 9504 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