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Home prices in Illinois since you bought

A home in Illinois bought 10 years ago is worth about 75.6% more today if it kept pace with its state, about 5.8% a year (2016 Q2 to 2026 Q2). The figures are the federal FHFA House Price Index, quarterly, latest 2026 Q2.

Appreciation over 1, 5, 10 and 20 years

WindowChangePer year$300,000 then is nowAfter inflationPeriods
1 year+6.0%+6.0%$317,964+2.0% (+2.0%/yr)2025 Q2 → 2026 Q2
5 years+46.9%+8.0%$440,697+18.4% (+3.4%/yr)2021 Q2 → 2026 Q2
10 years+75.6%+5.8%$526,799+26.3% (+2.4%/yr)2016 Q2 → 2026 Q2
20 years+55.6%+2.2%$466,671-5.8% (-0.3%/yr)2006 Q2 → 2026 Q2

After inflation: the same change measured in dollars of constant buying power, using the CPI-U (all items, US city average) averaged over the start and end periods; the national series, not a local cost of living.

Informational only, not an appraisal. This is the area’s average from repeat sales on conforming mortgages; it knows nothing about any particular house.

How Illinois compares

Area1 yr5 yr10 yr20 yr
Illinois+6.0%+46.9%+75.6%+55.6%
United States+3.0%+41.3%+93.3%+93.5%

Windows end at each series’ own latest period; the annual county and ZIP indexes end a few quarters before the quarterly state and metro ones.

What is your home worth since you bought it?

The home value since purchase calculator takes your purchase price, month, year and ZIP and applies the smallest area’s index, falling back to the state when the ZIP has no data.

Metro areas in Illinois, ranked by 5-year change

#Area5 yrPer year10 yr
1Rockford, IL+63.8%+10.4%+112.2%
2Elgin, IL+53.0%+8.9%+90.8%
3Bloomington, IL+52.2%+8.8%+71.2%
4Lake County, IL+51.8%+8.7%+74.2%
5Champaign-Urbana, IL+47.5%+8.1%+74.6%
6Paducah, KY-IL+47.3%+8.1%+79.1%
7Chicago-Naperville-Schaumburg, IL+45.5%+7.8%+75.7%
8Kankakee, IL+45.5%+7.8%+83.1%
9Decatur, IL+44.6%+7.7%+61.6%
10Peoria, IL+44.6%+7.7%+56.5%
11Springfield, IL+42.1%+7.3%+59.7%
12St. Louis, MO-IL+40.5%+7.0%+81.9%
13Cape Girardeau, MO-IL+39.0%+6.8%+67.0%
14Davenport-Moline-Rock Island, IA-IL+36.0%+6.3%+62.0%

Each row is that area’s own index over its own latest 5 and 10 years; annual county and ZIP series end earlier than quarterly state and metro ones. A dash means the index has no value at the start of that window.

Counties in Illinois, ranked by 5-year change

#Area5 yrPer year10 yr
1Putnam County+83.2%+12.9%+94.2%
2Winnebago County+67.9%+10.9%+99.6%
3Cumberland County+67.1%+10.8%+89.0%
4Perry County+61.7%+10.1%+73.3%
5Boone County+59.2%+9.7%+87.5%
6McHenry County+57.3%+9.5%+86.2%
7Stephenson County+57.1%+9.5%+80.7%
8Kane County+55.6%+9.2%+81.6%
9Johnson County+55.5%+9.2%+60.4%
10Bond County+55.5%+9.2%+76.0%
11DeKalb County+55.4%+9.2%+84.8%
12Kendall County+55.3%+9.2%+87.0%
13Ford County+54.6%+9.1%+66.0%
14McLean County+54.4%+9.1%+59.8%
15Lake County+54.1%+9.0%+66.2%
16Ogle County+53.8%+9.0%+73.1%
17Hamilton County+53.2%+8.9%—
18Marion County+53.2%+8.9%+70.4%
19Will County+52.6%+8.8%+78.5%
20Champaign County+52.2%+8.8%+64.1%
21La Salle County+51.8%+8.7%+71.4%
22Saint Clair County+51.5%+8.7%+69.3%
23Wabash County+50.6%+8.5%+66.9%
24Lee County+49.6%+8.4%+67.2%
25Monroe County+49.4%+8.4%+71.8%
26Mason County+49.1%+8.3%+34.9%
27Iroquois County+48.9%+8.3%+67.1%
28Douglas County+48.7%+8.3%+69.9%
29Livingston County+48.5%+8.2%+61.2%
30Clinton County+48.2%+8.2%+57.1%
31Madison County+47.0%+8.0%+65.9%
32Shelby County+47.0%+8.0%+65.0%
33Coles County+46.9%+8.0%+52.4%
34Lawrence County+46.8%+8.0%+64.0%
35Kankakee County+46.4%+7.9%+67.9%
36DuPage County+46.4%+7.9%+64.1%
37Marshall County+46.1%+7.9%+63.2%
38Jo Daviess County+46.1%+7.9%+57.1%
39Clark County+46.0%+7.9%+62.5%
40Williamson County+45.7%+7.8%+54.3%
41Jefferson County+45.6%+7.8%+59.0%
42Peoria County+44.9%+7.7%+44.8%
43Effingham County+44.9%+7.7%+63.6%
44Bureau County+44.8%+7.7%+52.0%
45Dewitt County+44.5%+7.6%+52.9%
46Macon County+44.2%+7.6%+53.5%
47Grundy County+44.1%+7.6%+67.7%
48Schuyler County+43.9%+7.6%+58.4%
49Carroll County+43.6%+7.5%+56.6%
50Vermilion County+43.2%+7.4%+58.1%
51Jersey County+43.2%+7.4%+55.8%
52Woodford County+42.9%+7.4%+51.1%
53Adams County+42.6%+7.4%+55.1%
54Washington County+42.6%+7.4%+56.2%
55Piatt County+42.3%+7.3%+55.3%
56Union County+42.3%+7.3%+49.4%
57Stark County+42.1%+7.3%+39.0%
58Sangamon County+41.9%+7.3%+50.1%
59Cook County+41.6%+7.2%+61.3%
60Tazewell County+41.5%+7.2%+44.8%
61Jackson County+41.3%+7.2%+43.6%
62Christian County+41.0%+7.1%+50.8%
63Morgan County+41.0%+7.1%+50.9%
64Franklin County+40.8%+7.1%+49.6%
65Logan County+40.4%+7.0%+47.3%
66Moultrie County+40.3%+7.0%+57.5%
67Rock Island County+40.1%+7.0%+53.1%
68Menard County+39.8%+6.9%+51.6%
69Randolph County+39.5%+6.9%+57.1%
70Henry County+39.5%+6.9%+53.8%
71Henderson County+39.4%+6.9%+30.3%
72Hancock County+39.1%+6.8%+45.8%
73Macoupin County+39.1%+6.8%+51.9%
74Pike County+38.7%+6.8%+51.8%
75Knox County+38.2%+6.7%+50.4%
76Wayne County+38.1%+6.7%+35.9%
77Montgomery County+38.0%+6.6%+55.5%
78Massac County+37.7%+6.6%+40.4%
79Gallatin County+37.5%+6.6%+55.3%
80Fulton County+37.5%+6.6%+44.8%
81Cass County+37.4%+6.6%+42.3%
82Whiteside County+37.3%+6.5%+51.2%
83Edwards County+34.6%+6.1%+40.9%
84Richland County+34.1%+6.0%+42.6%
85Mercer County+33.9%+6.0%+50.2%
86Fayette County+33.4%+5.9%+41.3%
87Clay County+32.2%+5.7%+36.5%
88Scott County+32.1%+5.7%+52.6%
89Crawford County+31.1%+5.6%+38.0%
90Saline County+30.3%+5.4%+33.0%
91Edgar County+30.0%+5.4%+41.3%
92McDonough County+29.6%+5.3%+26.4%
93Brown County+28.9%+5.2%+40.3%
94White County+27.3%+5.0%+38.0%
95Warren County+26.9%+4.9%+30.9%
96Jasper County+22.1%+4.1%+30.0%
97Greene County+16.6%+3.1%+17.7%

Each row is that area’s own index over its own latest 5 and 10 years; annual county and ZIP series end earlier than quarterly state and metro ones. A dash means the index has no value at the start of that window.

Where these figures come from

Series. FHFA HPI, traditional / all-transactions / quarterly, NSA, State IL, from the FHFA House Price Index datasets. Each change is the index at the end of the window divided by the index at its start, ending at the latest published period (2026 Q2). Per-year figures are compound annual rates. Snapshot vintage: master file through 2026 Q2.

What it leaves out. The index is estimated from repeat sales and appraisals on mortgages bought or guaranteed by Fannie Mae and Freddie Mac, so cash, jumbo, FHA and VA purchases are not in it. It tracks the area, not any house: renovations, condition and lot are invisible to it.

Data pulled 2026-09-28. FHFA publishes state and metro indexes quarterly and county and ZIP indexes annually; this page updates with each pull.