Leonard St, Alton Property Records
Leonard St, Alton property records offer valuable insights into the street’s history, zoning regulations, market trends, and development patterns. These records detail ownership history, tax assessments, property values, and building permits, helping homeowners track changes, buyers evaluate opportunities, and investors assess market potential. Legal professionals rely on them for ownership verification and dispute resolution. Whether restoring a historic home, planning a purchase, or analyzing future developments, property data on Leonard St provides crucial information. Understanding these records ensures informed decisions, helping all stakeholders navigate Alton’s dynamic real estate landscape with confidence and strategic foresight.
Properties on Leonard St, Alton
Leonard St in Alton has 31 properties documented in this section. For each one, the page lists the street address, city and ZIP code, property type, assessed value and tax, owner occupancy status, bathrooms, lot size, and building permits.
Select an address below to uncover more details about the property
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515 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$30,990
Assessed Tax:
$2,621.32
Market Value:
$140,591
Owner Status:
Owner Occupied
Year Built:
1940
Living Area:
840 Sq. Ft.
Bathrooms:
1
Area Lot:
179.06 Acres
Last Sale Date:
01/15/2021
Building Permits:
3
Owner Records:
1
Loans:
1
Listings:
27
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$580
Assessed Tax:
$49.04
Owner Status:
Owner Occupied
Bathrooms:
0
Area Lot:
126.26 Acres
Building Permits:
5
Owner Records:
2
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$420
Assessed Tax:
$35.56
Owner Status:
Not Owner Occupied
Bathrooms:
0
Area Lot:
3,000 Acres
Last Sale Date:
03/30/2021
Building Permits:
5
Owner Records:
1
Loans:
0
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$1,080
Assessed Tax:
$75.44
Owner Status:
Not Owner Occupied
Bathrooms:
0
Area Lot:
114.78 Acres
Last Sale Date:
05/31/2024
Building Permits:
5
Owner Records:
2
Loans:
0
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$1,170
Assessed Tax:
$99
Owner Status:
Not Owner Occupied
Bathrooms:
0
Area Lot:
114.78 Acres
Last Sale Date:
12/07/2016
Building Permits:
5
Owner Records:
1
Loans:
0
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$580
Assessed Tax:
$49.04
Owner Status:
Not Owner Occupied
Bathrooms:
0
Area Lot:
137.74 Acres
Building Permits:
5
Owner Records:
1
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$490
Assessed Tax:
$34.20
Owner Status:
Not Owner Occupied
Bathrooms:
0
Area Lot:
116.62 Acres
Last Sale Date:
09/29/2023
Building Permits:
5
Owner Records:
1
Loans:
0
Listings:
11
600 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$21,450
Assessed Tax:
$1,306.88
Market Value:
$113,000
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
724 Sq. Ft.
Bathrooms:
1
Area Lot:
355.34 Acres
Last Sale Date:
05/30/2024
Building Permits:
5
Owner Records:
1
Loans:
2
Listings:
11
601 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$16,320
Assessed Tax:
$872.96
Market Value:
$60,340
Owner Status:
Owner Occupied
Year Built:
1950
Living Area:
945 Sq. Ft.
Bathrooms:
2
Area Lot:
87.24 Acres
Last Sale Date:
03/26/2024
Building Permits:
10
Owner Records:
1
Loans:
3
Listings:
4
601 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$21,830
Assessed Tax:
$1,339
Market Value:
$111,655
Owner Status:
Owner Occupied
Year Built:
1941
Living Area:
1,180 Sq. Ft.
Bathrooms:
2
Area Lot:
126.26 Acres
Last Sale Date:
02/02/2024
Building Permits:
10
Owner Records:
1
Loans:
0
Listings:
4
603 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$16,400
Assessed Tax:
$879.72
Market Value:
$74,401
Owner Status:
Owner Occupied
Year Built:
1944
Living Area:
572 Sq. Ft.
Bathrooms:
1
Area Lot:
114.78 Acres
Last Sale Date:
07/29/2020
Building Permits:
3
Owner Records:
1
Loans:
2
Listings:
4
604 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$17,980
Assessed Tax:
$192
Market Value:
$81,569
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
998 Sq. Ft.
Bedrooms:
2
Bathrooms:
1
Area Lot:
388.43 Acres
Building Permits:
1
Owner Records:
2
Listings:
0
607 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$17,090
Assessed Tax:
$715.96
Market Value:
$72,736
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
592 Sq. Ft.
Bathrooms:
1
Area Lot:
114.78 Acres
Last Sale Date:
08/25/2023
Building Permits:
6
Owner Records:
2
Loans:
1
Listings:
27
613 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$16,900
Assessed Tax:
$922
Market Value:
$86,439
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
730 Sq. Ft.
Bathrooms:
1
Area Lot:
109.73 Acres
Building Permits:
5
Owner Records:
1
Listings:
3
614 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$16,330
Assessed Tax:
$1,381.28
Market Value:
$26,919
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
658 Sq. Ft.
Bathrooms:
1
Area Lot:
275.48 Acres
Last Sale Date:
03/01/2024
Building Permits:
10
Owner Records:
1
Loans:
1
Listings:
7
615 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$17,140
Assessed Tax:
$201.28
Market Value:
$87,666
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
667 Sq. Ft.
Bathrooms:
1
Area Lot:
107.32 Acres
Last Sale Date:
10/03/2013
Building Permits:
6
Owner Records:
1
Loans:
0
Listings:
3
616 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$12,670
Assessed Tax:
$1,043.16
Market Value:
$64,804
Owner Status:
Not Owner Occupied
Year Built:
1945
Living Area:
584 Sq. Ft.
Bathrooms:
1
Area Lot:
137.74 Acres
Last Sale Date:
11/10/2017
Building Permits:
2
Owner Records:
2
Loans:
0
Listings:
1
617 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$17,840
Assessed Tax:
$1,509
Market Value:
$91,247
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
820 Sq. Ft.
Bathrooms:
1
Area Lot:
102.16 Acres
Last Sale Date:
09/14/2022
Building Permits:
4
Owner Records:
1
Loans:
2
Listings:
7
618 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$18,380
Assessed Tax:
$1,291.44
Market Value:
$94,009
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
792 Sq. Ft.
Bathrooms:
1
Area Lot:
137.74 Acres
Last Sale Date:
02/24/2025
Building Permits:
4
Owner Records:
1
Loans:
0
Listings:
10
619 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$1,140
Assessed Tax:
$92.68
Market Value:
$26,760
Owner Status:
Not Owner Occupied
Year Built:
1935
Living Area:
720 Sq. Ft.
Bedrooms:
2
Bathrooms:
1
Area Lot:
97.22 Acres
Last Sale Date:
09/14/2022
Building Permits:
8
Owner Records:
1
Loans:
2
Listings:
0
620 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$15,870
Assessed Tax:
$1,342.36
Market Value:
$71,997
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
620 Sq. Ft.
Bathrooms:
1
Area Lot:
137.74 Acres
Building Permits:
1
Owner Records:
1
Listings:
0
621 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$14,200
Assessed Tax:
$1,201.12
Market Value:
$72,629
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
788 Sq. Ft.
Bathrooms:
1
Area Lot:
91.83 Acres
Last Sale Date:
10/21/2021
Building Permits:
2
Owner Records:
1
Loans:
0
Listings:
6
623 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$8,990
Assessed Tax:
$252.92
Market Value:
$45,981
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
372 Sq. Ft.
Bathrooms:
1
Area Lot:
87.24 Acres
Last Sale Date:
03/28/2025
Building Permits:
5
Owner Records:
2
Loans:
0
Listings:
6
624 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$18,260
Assessed Tax:
$1,544.56
Market Value:
$94,496
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
468 Sq. Ft.
Bathrooms:
1
Area Lot:
137.74 Acres
Last Sale Date:
09/15/2023
Building Permits:
6
Owner Records:
1
Loans:
2
Listings:
8
625 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$15,200
Assessed Tax:
$1,285.72
Market Value:
$68,957
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
657 Sq. Ft.
Bathrooms:
2
Area Lot:
83.97 Acres
Last Sale Date:
07/10/2024
Building Permits:
1
Owner Records:
1
Loans:
0
Listings:
5
626 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$20,580
Assessed Tax:
$1,740.80
Market Value:
$105,261
Owner Status:
Not Owner Occupied
Year Built:
1941
Living Area:
616 Sq. Ft.
Bathrooms:
1
Area Lot:
137.74 Acres
Last Sale Date:
11/09/2023
Building Permits:
7
Owner Records:
1
Loans:
1
Listings:
22
627 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$17,370
Assessed Tax:
$961.76
Market Value:
$88,843
Owner Status:
Owner Occupied
Year Built:
1946
Living Area:
853 Sq. Ft.
Bathrooms:
1
Area Lot:
77.21 Acres
Last Sale Date:
10/29/2019
Building Permits:
1
Owner Records:
1
Loans:
0
Listings:
3
628 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$16,460
Assessed Tax:
$509.76
Market Value:
$84,188
Owner Status:
Not Owner Occupied
Year Built:
1946
Living Area:
888 Sq. Ft.
Bathrooms:
1
Area Lot:
207.07 Acres
Last Sale Date:
02/24/2025
Building Permits:
3
Owner Records:
1
Loans:
0
Listings:
8
701 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$29,390
Assessed Tax:
$1,978.44
Market Value:
$190,325
Owner Status:
Owner Occupied
Year Built:
1957
Living Area:
1,132 Sq. Ft.
Bathrooms:
1
Area Lot:
115.37 Acres
Last Sale Date:
03/15/2023
Building Permits:
3
Owner Records:
1
Loans:
1
Listings:
10
713 Leonard St
Alton, IL 62002
Type:
Residential
Assessed Value:
$38,290
Assessed Tax:
$2,731.28
Market Value:
$143,005
Owner Status:
Owner Occupied
Year Built:
1957
Living Area:
1,408 Sq. Ft.
Bathrooms:
1
Area Lot:
516.53 Acres
Last Sale Date:
09/19/2023
Building Permits:
1
Owner Records:
2
Loans:
3
Listings:
2
Streets Near Leonard St
This section points to the major streets in Alton, chosen because of how many properties line each one, and four streets are included. Their property records can cover values, ownership, mortgage transactions, tax assessments, and other property details.
| Street Name | # Of Properties | # Of Residents | Avg. Property Value |
|---|---|---|---|
| Broadway, Alton | 342 | 389 | $100,918 |
| Hill, Alton | 12 | 16 | $76,180 |
| County Line, Alton | 8 | 12 | $254,132 |
| Millie, Alton | 3 | 4 | $219,100 |