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15615 Sienna Ct

South Beloit, IL 61080

2 bd 2 ba 1,360 sqft Built 2007 condos
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

YearBuildingLandTotal assessedTax paid
2025 $40,181 $3,950 $44,131 $3,186
2023 $36,698 $3,608 $40,306 $3,170
2022 $27,370 $2,960 $30,330 $2,238
2021 $25,712 $2,781 $28,493 $2,122
2020 $24,778 $2,680 $27,458 $2,067
2019 $23,668 $2,560 $26,228 $2,000
2018 $22,742 $2,460 $25,202 $1,975
2017 $21,935 $2,373 $24,308 $2,565
2016 $21,583 $2,335 $23,918 $2,475
2015 $20,967 $2,268 $23,235 $2,460
2014 $19,716 $3,784 $23,500 $2,493
2013 $19,994 $3,837 $23,831 $2,440

Property facts

Year built
2007
Property type
condos
Stories
2
Beds
2
Baths
2
Living area
1,360 sqft
Lot size
ZIP code
61080
City
South Beloit
Street
Sienna Ct
Coordinates
42.48594, -89.00134

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 15615 Sienna Ct last sell?
No public-record sale is on file for 15615 Sienna Ct.
What is the current tax assessment for 15615 Sienna Ct?
The most recent total assessment for 15615 Sienna Ct (year 2025) is $44,131 with $3,186 in property tax.
When was 15615 Sienna Ct built?
15615 Sienna Ct was built in 2007.
How does 15615 Sienna Ct compare to others on Sienna Ct?
We track 8 other properties on Sienna Ct. Browse the list under "Other properties on Sienna Ct" to compare beds, baths, and sale history.
What are the property facts for 15615 Sienna Ct?
15615 Sienna Ct is a 2 bed, 2 bath, 1,360 sqft condos.
Is 15615 Sienna Ct a flip candidate?
No — 15615 Sienna Ct does not appear in our flips dataset.
Is 15615 Sienna Ct a tax-appeal candidate?
No — 15615 Sienna Ct is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
-1.1%
Implied 1-yr
-4.2%
2026 Q3
$210K
2026 Q4
$207.7K
ZIP 61080 — Median Price History + Forecast

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