Decatur, IL Average Home Price (2026)
The average home price in Decatur is about $101,000 (the 2026 median, at ~$83/sq ft) — 66% more affordable than the typical U.S. home. Below: average prices by home size, what it costs to live here, and a free estimator for your own address.
Thinking of moving to Decatur?
Here’s what the numbers say about housing costs in Decatur. A typical home runs about $101,000, which is 66% more affordable than the national median and 49% more affordable than the Illinois average. At roughly $83 per square foot, a median budget here buys you around 1,220 sq ft of home.
Prices swing a lot by neighborhood: across Decatur’s 3 ZIP codes, the most affordable is 62522 (~$92,000) and the priciest is 62521 (~$125,000) — roughly a 1.4× difference. If you’re relocating, that spread is where the real budgeting happens, so it pays to target ZIP by ZIP rather than the citywide average.
Decatur home value by size
Using the local rate of about $83 per square foot, here’s a rough estimate by home size. Condition, lot, and exact location move these meaningfully.
| Home size | Estimated value |
|---|---|
| 1,000 sq ft | $83,000 |
| 1,500 sq ft | $124,500 |
| 2,000 sq ft | $166,000 |
| 2,500 sq ft | $207,500 |
| 3,000 sq ft | $249,000 |
Salary needed to buy a home in Decatur
To buy the typical $101,000 home in Decatur with 20% down, you need a household income of roughly $27,000 a year (about $640 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $33,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $5,100 | $800/mo | $34,000/yr |
| 10% (+PMI) | $10,100 | $760/mo | $33,000/yr |
| 20% | $20,200 | $640/mo | $27,000/yr |
Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.
What your budget buys in Decatur
At about $83 per square foot, here is roughly how much home different budgets get you in Decatur:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $150k | 1810 sq ft | above the median — larger homes or the pricier ZIPs |
| $200k | 2410 sq ft | above the median — larger homes or the pricier ZIPs |
| $250k | 3010 sq ft | above the median — larger homes or the pricier ZIPs |
| $300k | 3610 sq ft | above the median — larger homes or the pricier ZIPs |
Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens pre-filled with a typical Decatur home so you can see where a Decatur budget goes further.
Decatur home prices by ZIP code
Every Decatur ZIP code we track, from the priciest to the most affordable. Click a ZIP for its own page with price per square foot, value by home size, and the salary needed to buy there.
| ZIP code | Typical home value | $ / sq ft | vs Decatur median |
|---|---|---|---|
| 62521 | $125,000 | $99 | +24% |
| 62526 | $101,000 | $83 | +0% |
| 62522 | $92,000 | $53 | -9% |
Moving to Decatur from somewhere else? Compare your current home against Decatur prices — enter your ZIP and the calculator shows whether your budget buys more or less here.
Living in Decatur: what to know before you move
Home prices tell you what it costs to buy in Decatur, but daily life depends on much more. On housing alone, a typical home here runs $101,000 (~$83/sq ft), 66% more affordable than the national median — making Decatur relatively affordable to buy in. That’s usually the biggest line in a household budget, but it’s only part of the picture. Here’s where to research the things home values don’t capture:
- Schools. School quality varies widely by neighborhood and shapes both family life and resale value. Check Decatur school ratings and attendance zones on GreatSchools.
- Cost of living. Beyond the mortgage, weigh groceries, utilities, healthcare, and local taxes. Compare Decatur’s cost of living.
- Safety. Crime and safety differ block to block, so check local data before settling on an area. Review Decatur crime and safety stats.
- The bigger picture. For history, economy, climate, and local context, read about Decatur on Wikipedia.
We specialize in housing data; the links above go to independent sources so you can verify schools, safety, and cost of living for yourself — the details that matter most when you’re choosing where to live.
Estimate your specific home in Decatur
Enter your ZIP and size for an instant estimate tailored to your exact area:
Decatur home prices: frequently asked
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Grow your home’s value in Decatur
Use our Increase Home Value calculator to see which improvements add the most, or read the pre-sale projects that actually pay off. See how Decatur stacks up against other Illinois cities on the Illinois home values page, or browse the full U.S. directory.
Directional estimates from public market data (Realtor.com & Zillow research), not appraisals. Actual values vary by home and change over time.
Nearby cities
Home prices in cities near Decatur: