Housing data for Altona, IL

Altona, IL has an estimated 498 residents and 249 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a village in Knox County.

8.2% of households rent.

The median gross rent is $940 a month.

Figures last updated on .

Residents
498 (±163)
Housing units
249 (±56)
Households that rent
8.2%
Median gross rent
$940
Residents since 2015–2019
−20.7%

What stands out in Altona

Rental vacancy rate: 69.8% (±26.7 points) in Altona, higher than in Knox County (6.4%).

Households that rent: 8.2% (±5.9 points) in Altona, lower than in Knox County (29.2%).

Households without a vehicle: 1.5% (±2.7 points) in Altona, lower than in Knox County (8.6%).

Households that moved in since 2020: 9.2% (±6.6 points) in Altona, lower than in Knox County (18.6%).

Housing in Altona at a glance

  • Median rent: $940 median gross rent a month (Small sample: wide margin of error)
  • Rent burden: 0.0% of renters pay 30% or more of income (Small sample: wide margin of error)
  • Renters and owners: 8.2% of households rent (Small sample: wide margin of error)
  • Income and affordability: $69,375 median household income (Small sample: wide margin of error)
  • Home values: $102,000 median home value
  • Homeowner costs: $1,218 median monthly cost with a mortgage
  • Property taxes: $1,896 median real estate taxes a year
  • Types of homes: 0.0% of homes are in buildings of 5 or more units
  • Bedrooms: 68.7% of homes have 3 or more bedrooms
  • Age of homes: 97.9% of homes were built before 1980
  • Vacancy rate: 69.8% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 76.0% heat with utility gas (Small sample: wide margin of error)
  • Commute and cars: 20.7 minutes average trip to work
  • Growth: −20.7% residents since 2015–2019 (Small sample: wide margin of error)
  • How long people stay: 9.2% moved in since 2020 (Small sample: wide margin of error)
  • Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)

Altona against Knox County, its state and the nation

Estimate (90% margin of error)
AltonaKnox CountyIllinoisUnited States
Residents498 (±163)49,046 (exact)12,694,798 (exact)334,922,499
Housing units249 (±56)23,758 (±93)5,457,452 (±471)143,775,355
Households that rent8.2% (±5.9 points)29.2% (±1.9 points)32.9% (±0.2 points)34.8%
Median gross rent$940 (±$324)$788 (±$45)$1,274 (±$5)$1,413
Median household income$69,375 (±$17,015)$57,030 (±$3,310)$83,390 (±$362)$80,734
Median home value$102,000 (±$19,037)$111,900 (±$4,687)$263,300 (±$797)$332,700
Median real estate taxes (a year)$1,896 (±$265)$2,190 (±$123)$5,298 (±$22)$3,119
Built before 198097.9% (±20.7 points)81.0% (±3.5 points)63.4% (±0.2 points)49.7%
Average commute20.7 minutes (±3.3)20.4 minutes (±1.5)27.8 minutes (±0.1)26.4 minutes
Households with broadband87.2% (±7.7 points)84.0% (±1.7 points)90.8% (±0.1 points)91.0%
Median age of residents43.5 years (±5.9)42.6 years (±0.4)39.0 years (±0.1)38.9 years

Altona covers 0.9 square miles of land, about 531 residents per square mile (Census Bureau Gazetteer).

How Altona has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents628 (±133)498 (±163)−20.7%Not a measurable change
Housing units241 (±45)249 (±56)+3.3%Not a measurable change
Median gross rent$653 (±$46)$940 (±$324)+44.0%No measurable change after inflation
Median home value$67,900 (±$12,074)$102,000 (±$19,037)+50.2%No measurable change after inflation
Median household income$60,313 (±$10,435)$69,375 (±$17,015)+15.0%No measurable change after inflation
Median owner cost with a mortgage$772 (±$69)$1,218 (±$149)+57.8%Up after inflation
Median real estate taxes$1,224 (±$278)$1,896 (±$265)+54.9%No measurable change after inflation
Households that rent12.4% (±5.3 points)8.2% (±5.9 points)−4.2 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±52.9 points)69.8% (±26.7 points)+69.8 percentage pointsMeasurable increase

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Knox County

Altona has no police department of its own in the FBI’s figures, so this is the figure for Knox County as a whole.

In 2025, the police departments that report for Knox County recorded 359 violent and 2,132 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

Places near Altona

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Walnut Grove Township (Knox County)0.7 mi$940$141,8004.7%
Oneida4.3 mi$828$114,10019.4%
Ontario Township5.3 mi$828$113,20014.0%
Weller Township5.5 mi—$155,50011.3%
Copley Township6.2 mi—$141,7009.9%
Bishop Hill6.4 mi—$102,50013.3%
Lynn Township (Knox County)6.8 mi——26.3%
Victoria6.9 mi$794$85,00011.7%

Places in Illinois most like Altona

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Alpha$819$111,400$77,63913.4%
Onarga Township$941$107,700$72,08310.7%
Benson$950$114,900$76,3333.8%
Onarga$941$99,300$78,35211.4%
Westfield Township (Bureau County)$800$119,000$63,92914.7%
Owaneco$815$101,700$65,31310.0%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Illinois.

HUD Fair Market Rent for Altona, fiscal year 2027

Knox County, IL, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$703$711$930$1,204$1,241

HUD income limits for Altona, fiscal year 2026

Knox County, IL, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$18,850$31,400$50,250
2 people$21,640$35,900$57,400
3 people$27,320$40,400$64,600
4 people$33,000$44,850$71,750
5 people$38,680$48,450$77,500
6 people$44,360$52,050$83,250
7 people$50,040$55,650$89,000
8 people$55,720$59,250$94,750

These are the limits HUD sets for its housing programs in the Knox County, IL, where HUD’s median family income for fiscal year 2026 is $86,900.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Altona

What is the average home value in Altona, IL?

The Census Bureau publishes the median: $102,000 (±$19,037) for owner-occupied homes in Altona (2020–2024 American Community Survey).

What is the average mortgage payment in Altona?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Altona, IL is $1,218 (±$149) a month, including taxes, insurance and utilities.

How much are property taxes in Altona?

The median real estate tax paid by homeowners in Altona, IL is $1,896 (±$265) a year (2020–2024 American Community Survey).

How many homes are in Altona?

Altona, IL has an estimated 249 (±56) housing units, occupied and vacant (2020–2024 American Community Survey).

What is the most common home size in Altona?

The most common size is 3 bedrooms, 53.0% of homes in Altona, IL.

How old are most homes in Altona?

97.9% of homes in Altona, IL were built before 1980 (2020–2024 American Community Survey).

Is Altona growing?

In Altona, the number of residents went from 628 in 2015–2019 to 498 in 2020–2024 (−20.7%), not a measurable change.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Altona village, Illinois (place:01140, in state:17).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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