309 Mason St, Ottawa, IL 61350 Property Records

LaSalle County property record for 309 Mason St, Ottawa, IL 61350

Property Summary

Property Type	Single Family Home
Details	934 sqft · built 1965
Lot Size	0.17 acres (7,405 sqft)
Owner	Individual Name on Record
Tax Bill	$3,324 (2025)
Deeds & Mortgages	Nov 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`22-13-302-005`

Property Details

APN / Parcel Number

Primary APN	`22-13-302-005`
Alternative APN	`18-13-302-004`

Interior

Plumbing Fixtures	5 Plumbing Fixtures
Stories	1 Story
Building Area	934 sqft Total Area

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1965
Lot Area	7,405 sqft (0.17 acres)

Location & Zoning

Street Address	309 MASON ST
City	OTTAWA
State	IL
Zip	61350-4039
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MASON'S ADD TO OTTAWA, W50' LT 6 BLK 3 SEC 13-33-3
Legal Range	03
Legal Township	33
Legal Section	13
Legal Subdivision	MASONS ADD
Legal Block	3
Legal Lot Number	6
Jurisdiction	LASALLE IL
Township / Civil Division	SOUTH OTTAWA
Census Block Group	2
Census Block	2007
Census Tract	963500

Owner

Source: LaSalle County records, as of August 3, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	309 MASON ST, OTTAWA, IL 61350-4039
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Nov 19, 2020
Transfer Doc	202018023
Record Updated	Sep 20, 2026

November 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LASALLE IL
Recording Date	Nov 19, 2020
Property Address	309 MASON ST, OTTAWA, IL 61350-4039
Document Number	202018023
Instrument Date	Nov 19, 2020
Instrument	2020-18023
Transaction Type	Transfer
Record Updated	Jun 7, 2021

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	309 MASON ST, OTTAWA, IL 61350-4039

Tax Assessment & Valuation

Source: LaSalle County assessment roll, as of June 29, 2026

Property Jurisdictions

Type	Name
State	Illinois
County	LaSalle County
County Subdivision	South Ottawa Township
Municipality	Ottawa City
Elementary School District	Ottawa Elementary School District 141 (PK - 08)
Secondary School District	Ottawa Township High School District 140 (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,324.00 (+12.49%)	$33,010 (+17.99%) Land $7,340 Building $25,670	$99,030 (+17.99%) Land $22,020 Building $77,010
2024	$2,955.00 (+7.38%)
2023		$27,978 (+9.53%) Land $6,221 Building $21,757	$83,934 (+9.53%) Land $18,663 Building $65,271
2022	$2,752.00	$25,544 Land $5,321 Building $20,223	$76,632 Land $15,963 Building $60,669

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective March 29, 2024

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Low lower than 80% of the US · above 71% of Illinois
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	OTTAWA serves 18,097 people · EPA ID IL0990800
Water Source	Groundwater
Last State Inspection	Jul 2025
Lead	Under 1 ppb (2026–2028) action level 15 ppb

Violations Reported to EPA

Water Quality	Radium resolved · Jul 2023
Treatment and Procedure	None last 10 years
Monitoring and Reporting	5 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 555 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Surf Internet Fiber	1,000 / 1,000
Mediacom Xtream Cable · Fixed Wireless · Fiber in parts of the area	1,000 / 50
Verizon Fixed Wireless	300 / 20