Housing data for Williams Township, IL

Williams Township, IL has an estimated 3,422 residents and 1,358 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a township in Sangamon County.

7.6% of households rent.

The median gross rent is $1,045 a month.

Its population shrank measurably since 2015–2019 (−3.0%).

Figures last updated on .

Residents
3,422 (±42)
Housing units
1,358 (±122)
Households that rent
7.6%
Median gross rent
$1,045
Residents since 2015–2019
−3.0%

What stands out in Williams Township

Households that rent: 7.6% (±3.5 points) in Williams Township, lower than in Sangamon County (28.7%).

Median household income: $125,583 (±$32,245) in Williams Township, higher than in Sangamon County ($75,357).

Homes in buildings of 5 or more units: 1.5% (±3.0 points) in Williams Township, lower than in Sangamon County (11.6%).

Median real estate taxes: $5,192 (±$882) in Williams Township, higher than in Sangamon County ($3,512).

Housing in Williams Township at a glance

  • Median rent: $1,045 median gross rent a month (Small sample: wide margin of error)
  • Rent by bedrooms: $894 median gross rent, 2 bedrooms (Small sample: wide margin of error)
  • Rent burden: 23.9% of renters pay 30% or more of income (Small sample: wide margin of error)
  • Renters and owners: 7.6% of households rent
  • Income and affordability: $125,583 median household income
  • Home values: $244,800 median home value
  • Homeowner costs: $1,859 median monthly cost with a mortgage
  • Property taxes: $5,192 median real estate taxes a year
  • Types of homes: 1.5% of homes are in buildings of 5 or more units
  • Bedrooms: 83.2% of homes have 3 or more bedrooms
  • Age of homes: 42.5% of homes were built before 1980
  • Vacancy rate: 8.9% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 62.1% heat with utility gas
  • Commute and cars: 22.4 minutes average trip to work
  • Growth: −3.0% residents since 2015–2019
  • How long people stay: 8.7% moved in since 2020
  • Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)

Williams Township against Sangamon County, its state and the nation

Estimate (90% margin of error)
Williams TownshipSangamon CountyIllinoisUnited States
Residents3,422 (±42)194,947 (exact)12,694,798 (exact)334,922,499
Housing units1,358 (±122)93,382 (±103)5,457,452 (±471)143,775,355
Households that rent7.6% (±3.5 points)28.7% (±1.2 points)32.9% (±0.2 points)34.8%
Median gross rent$1,045 (±$396)$983 (±$18)$1,274 (±$5)$1,413
Median household income$125,583 (±$32,245)$75,357 (±$1,749)$83,390 (±$362)$80,734
Median home value$244,800 (±$38,656)$176,300 (±$4,624)$263,300 (±$797)$332,700
Median real estate taxes (a year)$5,192 (±$882)$3,512 (±$86)$5,298 (±$22)$3,119
Built before 198042.5% (±10.5 points)61.8% (±1.9 points)63.4% (±0.2 points)49.7%
Average commute22.4 minutes (±3.1)19.7 minutes (±0.6)27.8 minutes (±0.1)26.4 minutes
Households with broadband91.4% (±6.2 points)90.6% (±0.9 points)90.8% (±0.1 points)91.0%
Median age of residents40.4 years (±6.2)41.0 years (±0.2)39.0 years (±0.1)38.9 years

Williams Township covers 42.8 square miles of land, about 80 residents per square mile (Census Bureau Gazetteer).

How Williams Township has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents3,528 (±29)3,422 (±42)−3.0%Measurable decrease
Housing units1,270 (±119)1,358 (±122)+6.9%Not a measurable change
Median gross rent$1,011 (±$206)$1,045 (±$396)+3.4%No measurable change after inflation
Median home value$164,300 (±$10,165)$244,800 (±$38,656)+49.0%Up after inflation
Median household income$91,927 (±$14,340)$125,583 (±$32,245)+36.6%No measurable change after inflation
Median owner cost with a mortgage$1,407 (±$104)$1,859 (±$75)+32.1%No measurable change after inflation
Median real estate taxes$3,289 (±$296)$5,192 (±$882)+57.9%Up after inflation
Households that rent14.7% (±4.0 points)7.6% (±3.5 points)−7.1 percentage pointsMeasurable decrease
Rental vacancy rate0.0% (±14.9 points)8.9% (±13.8 points)+8.9 percentage pointsNot a measurable change

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 Sangamon County

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

In 2025, the police departments that report for Sangamon County recorded 671 violent and 3,051 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.

ZIP codes in Williams Township

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
6268461%5,760$2,041$305,300$139,196
6269342%1,677$943$198,100$121,429
6256125%4,842$986$165,800$81,646

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Williams Township

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Williamsville2.1 mi$943$199,30011.9%
Sherman4.0 mi$2,041$297,8009.8%
Spaulding4.1 mi$698$220,5006.8%
Riverton5.5 mi$981$152,20030.1%
Fancy Creek Township6.1 mi$1,471$320,2009.6%
Hurlbut Township6.1 mi$790$114,70011.4%
Buffalo Hart Township6.4 mi—$186,5000.0%
Dawson6.7 mi$850$91,00022.9%

Places in Illinois most like Williams Township

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Goodfield$1,156$246,400$113,4387.4%
Worth Township (Woodford County)$1,203$262,900$116,8227.9%
Hudson$1,063$224,700$110,0002.9%
Rochester$1,288$238,900$117,1186.7%
Metamora$1,008$201,800$129,4793.4%
St. Rose Township$964$231,000$107,45810.1%

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 Williams Township, fiscal year 2027

Springfield, IL MSA, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$861$977$1,237$1,631$1,728

HUD income limits for Williams Township, fiscal year 2026

Springfield, IL MSA, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$24,150$40,250$64,350
2 people$27,600$46,000$73,550
3 people$31,050$51,750$82,750
4 people$34,450$57,450$91,900
5 people$38,680$62,050$99,300
6 people$44,360$66,650$106,650
7 people$50,040$71,250$114,000
8 people$55,720$75,850$121,350

These are the limits HUD sets for its housing programs in the Springfield, IL MSA, where HUD’s median family income for fiscal year 2026 is $114,900.

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 Williams Township

How many renters are there in Williams Township?

Williams Township has an estimated 102 (±49) renting households, 7.6% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Williams Township?

The median household income in Williams Township is $125,583 (±$32,245) a year (2020–2024 American Community Survey).

What is the average home value in Williams Township, IL?

The Census Bureau publishes the median: $244,800 (±$38,656) for owner-occupied homes in Williams Township (2020–2024 American Community Survey).

What is the average mortgage payment in Williams Township?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Williams Township, IL is $1,859 (±$75) a month, including taxes, insurance and utilities.

How much are property taxes in Williams Township?

The median real estate tax paid by homeowners in Williams Township, IL is $5,192 (±$882) a year (2020–2024 American Community Survey).

How many homes are in Williams Township?

Williams Township, IL has an estimated 1,358 (±122) housing units, occupied and vacant (2020–2024 American Community Survey).

Is Williams Township growing?

In Williams Township, the number of residents went from 3,528 in 2015–2019 to 3,422 in 2020–2024 (−3.0%), a measurable decrease.

What ZIP codes are in Williams Township?

The ZIP codes that cover Williams Township are 62684, 62693, 62561.

What is the median rent in ZIP code 62684?

The median gross rent in ZIP Code Tabulation Area 62684 is $2,041 (±$779) a month (2020–2024 American Community Survey).

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 Williams township, Sangamon County, Illinois (county subdivision:81776, in state:17 county:167).

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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