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Boulder Hill Pass, Oswego, IL Property Records

Kendall County property records for 34 addresses on Boulder Hill Pass, Oswego, IL · Last verified August 2026

Boulder Hill Pass Highlights

Properties 34
Median Sale Price $315,000
Deeds and Mortgages on File 54
Median Price per Sqft $175
Owner Occupied 97%
Median Annual Tax Bill $6,532
Median Year Built 1977
Median Ownership Tenure 9 years

Properties on Boulder Hill Pass

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

319 Boulder Hill Pass

3 bd · 1 ba · 1,644 sqft · built 1976 · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$161,500Aug 2001 $6,4942024 Amount on Record Apr 1995 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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320 Boulder Hill Pass

3 bd · 1.5 ba · 1,200 sqft · built 1976 · 0.308 acres

Last Sale Tax Bill Prior Sale Owner Records
$314,000May 2025 $2,2812024 Amount on Record Oct 1986 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

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321 Boulder Hill Pass

4 bd · 2.5 ba · 1,976 sqft · built 1978 · 0.231 acres

Last Sale Tax Bill Prior Sale Owner Records
$149,000Aug 1989 $7,9612024 Amount on Record Sep 1984 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

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323 Boulder Hill Pass

5 bd · 2 ba · 2,312 sqft · built 1978 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,000Aug 2009 $6,9442024 —Jun 2008 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

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324 Boulder Hill Pass

3 bd · 2 ba · 1,260 sqft · built 1975 · 0.282 acres

Last Sale Tax Bill Prior Sale Owner Records
$335,000Jul 2026 $6,3552025 Amount on Record Jun 2021 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

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325 Boulder Hill Pass

3 bd · 1.5 ba · 1,376 sqft · built 1978 · 0.202 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7032024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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326 Boulder Hill Pass

3 bd · 2.5 ba · 1,200 sqft · built 1977 · 0.231 acres

Last Sale Tax Bill Prior Sale Owner Records
$166,000Feb 2009 $4,6582024 Amount on Record Mar 2001 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

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327 Boulder Hill Pass

3 bd · 1.5 ba · 1,400 sqft · built 1975 · 0.216 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Jan 2024 $7,0072024 Amount on Record Mar 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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328 Boulder Hill Pass

3 bd · 2 ba · 1,602 sqft · built 1975 · 0.264 acres

Last Sale Tax Bill Prior Sale Owner Records
$201,000Jun 2022 $7,0812024 —Jun 2022 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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329 Boulder Hill Pass

4 bd · 2 ba · 1,644 sqft · built 1975 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Apr 1985 $5,5922024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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333 Boulder Hill Pass

3 bd · 3 ba · 1,344 sqft · built 1976 · 0.29 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Mar 2025 $6,4662024 Amount on Record Jul 2010 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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334 Boulder Hill Pass

3 bd · 2 ba · 1,724 sqft · built 1978 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$197,000Aug 2015 $6,6272024 Amount on Record Sep 2014 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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335 Boulder Hill Pass

4 bd · 2.5 ba · 1,651 sqft · built 1976 · 0.312 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Apr 2022 $7,9712024 Amount on Record Nov 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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336 Boulder Hill Pass

3 bd · 2 ba · 1,564 sqft · built 1976 · 0.222 acres

Last Sale Tax Bill Prior Sale Owner Records
$197,000Jul 2019 $6,3762024 Amount on Record Jul 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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338 Boulder Hill Pass

4 bd · 2 ba · 1,300 sqft · built 1977 · 0.227 acres

Last Sale Tax Bill Prior Sale Owner Records
$76,000May 1985 $6,1552024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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340 Boulder Hill Pass

3 bd · 2 ba · 1,596 sqft · built 1978 · 0.227 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Dec 2020 $6,5322024 Amount on Record Feb 2019 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

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342 Boulder Hill Pass

3 bd · 1 ba · 1,200 sqft · built 1976 · 0.228 acres

Last Sale Tax Bill Prior Sale Owner Records
$151,000Oct 2017 $5,9132024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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343 Boulder Hill Pass

3 bd · 1.5 ba · 1,520 sqft · built 1977 · 0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000May 2022 $5,7882024 Amount on Record Jan 2017 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

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344 Boulder Hill Pass

3 bd · 1 ba · 1,200 sqft · built 1976 · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$117,000Jul 1998 $6,0372024 Amount on Record May 1990 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

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345 Boulder Hill Pass

3 bd · 1 ba · 1,400 sqft · built 1976 · 0.237 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1997 $4,7632024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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347 Boulder Hill Pass

3 bd · 1.5 ba · 1,480 sqft · built 1976 · 0.247 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,000Jan 2024 $6,4112024 Amount on Record Mar 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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349 Boulder Hill Pass

3 bd · 2 ba · 1,644 sqft · built 1976 · 0.263 acres

Last Sale Tax Bill Prior Sale Owner Records
$117,500Aug 1993 $6,2982024 Amount on Record Apr 1987 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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431 Boulder Hill Pass

3 bd · 2 ba · 2,012 sqft · built 1993 · 0.327 acres

Last Sale Tax Bill Prior Sale Owner Records
$325,000Jan 2022 $9,9182024 Amount on Record Jun 2004 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

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433 Boulder Hill Pass

4 bd · 2.5 ba · 2,391 sqft · built 1995 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Dec 2024 $10,2282024 Amount on Record May 2023 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

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435 Boulder Hill Pass

3 bd · 2 ba · 1,990 sqft · built 1994 · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$355,000Apr 2022 $9,4512024 Amount on Record Jun 2019 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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437 Boulder Hill Pass

4 bd · 2.5 ba · 2,496 sqft · built 1994 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,000Aug 2005 $9,8272024 Amount on Record Oct 1994 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

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439 Boulder Hill Pass

1,920 sqft · built 1991 · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000May 2019 $9,6402024 Amount on Record Sep 2002 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

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440 Boulder Hill Pass

19.2 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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441 Boulder Hill Pass

2,197 sqft · built 1990 · 0.227 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Jun 1999 $4,3942024 Amount on Record Jul 1990 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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443 Boulder Hill Pass

3 bd · 2.5 ba · 2,488 sqft · built 1988 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$189,000Nov 1996 $9,5582024 Amount on Record May 1991 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

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445 Boulder Hill Pass

3 bd · 2.5 ba · 2,564 sqft · built 1986 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Aug 2000 $9,7012024 Amount on Record Dec 1990 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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447 Boulder Hill Pass

3 bd · 2.5 ba · 2,482 sqft · built 1994 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Apr 2022 $10,0942024 Amount on Record May 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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449 Boulder Hill Pass

4 bd · 2.5 ba · 2,530 sqft · built 1986 · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$184,000Sep 1996 $9,7432024 —Aug 1996 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

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551 Boulder Hill Pass

8.11 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jun 2026

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Wildfire Risk on Boulder Hill Pass

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 2% of the US · above 15% of Illinois
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
1 of 4 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets