405 William St
Monticello, IL 61856
5 bd 4 ba 3,030 sqft Built 1860 Lot 21,780 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $39,632 | $8,101 | $47,733 | $2,947 |
| 2024 | $39,632 | $8,101 | $47,733 | $2,763 |
| 2023 | $36,696 | $7,501 | $44,197 | $2,713 |
| 2022 | $31,757 | $6,491 | $38,248 | $2,541 |
| 2021 | $29,819 | $6,095 | $35,914 | $2,417 |
| 2020 | $29,092 | $5,946 | $35,038 | $2,361 |
| 2019 | $28,592 | $5,844 | $34,436 | $469 |
| 2018 | $27,854 | $5,693 | $33,547 | $464 |
| 2017 | $27,854 | $5,693 | $33,547 | $445 |
| 2016 | $26,629 | $5,443 | $32,072 | $444 |
| 2015 | $26,629 | $5,443 | $32,072 | $444 |
| 2014 | $26,629 | $5,443 | $32,072 | $440 |
| 2013 | $26,629 | $5,443 | $32,072 | $441 |
| 2012 | $27,004 | $5,520 | $32,524 | $506 |
| 2010 | $24,660 | $5,545 | $30,205 | $501 |
| 2009 | $24,660 | $5,545 | $30,205 | $501 |
Property facts
Year built
1860
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
3,030 sqft
Lot size
21,780 sqft
ZIP code
61856
City
Monticello
Street
William St
Coordinates
40.02033, -88.57584
Comparable properties nearby
Frequently asked questions
When did 405 William St last sell?
No public-record sale is on file for 405 William St.
What is the current tax assessment for 405 William St?
The most recent total assessment for 405 William St (year 2025) is $47,733 with $2,947 in property tax.
When was 405 William St built?
405 William St was built in 1860.
How does 405 William St compare to others on William St?
We track 8 other properties on William St. Browse the list under "Other properties on William St" to compare beds, baths, and sale history.
What are the property facts for 405 William St?
405 William St is a 5 bed, 4 bath, 3,030 sqft, 21,780 sqft lot single_family.
Is 405 William St a flip candidate?
No — 405 William St does not appear in our flips dataset.
Is 405 William St a tax-appeal candidate?
No — 405 William St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.2%
Implied 1-yr
+8.9%
2026 Q3
$250.9K
2026 Q4
$255.8K
ZIP 61856 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St