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Sold on 07/23/2026
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421 Hartmann Ln, Waterloo, IL 62298

$370,000

Last sold 07/23/2026

  • 3

    bed

  • —

    bath

  • 2,045

    Sqft ($181/Sqft)

House not for sale
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About 421 Hartmann Ln

Property type House
Year built 1999
HOA fee $0/month
Lot size 0.37 Acre
Movoto estimate
Property description
This 3-bedroom single-family home is located at 421 Hartmann Ln, Waterloo, IL, 62298 in Monroe County and was built in 1999. This home offers 2,045 square feet of living space on a 16,117 sq ft lot. The estimated market value is $373,000, approximately $182 per square foot.
$373K
Range: $346K-$399K
Last 30 days 
  • — Off Market
    —
  • Jul 2026
  • Jul 23, 2026 Sold
    $370,000 (-1.3%)
  • Jul 5, 2026 Active
    —
  • Jul 2, 2026 Listed
    —
  • Jun 28, 2026 Active
    —
  • Jun 23, 2026 Price Change
    $375,000 (-5.1%)
  • Jun 17, 2026 Listed
    $395,000
  • Year Property taxes Tax assessment
  • 2024
    $3,381 -2.8%
    $112,812 +21.72%
  • 2023
    $3,477 -4.5%
    $92,680 +10.83%
  • 2022
    $3,640 -2.1%
    $83,620 +2.0%
  • 2021
    $3,720 -0.6%
    $81,980
  • 2020
    $3,744 +0.2%
    $81,980 +4.62%
  • 2019
    $3,735 -1.5%
    $78,360 +2.03%
  • 2018
    $3,791 +0.1%
    $76,800 +1.31%
  • 2017
    $3,789
    $75,810 +1.57%
  • 2015
    $3,790 +3.9%
    $74,640
  • 2014
    $3,647
    —
  • 421 Hartmann Ln
    $370K
  • —
  • 62298
    $394K +2% y/y
  • Waterloo
    $394K +2% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
425 Hartmann Ln, Waterloo, IL 62298 $372,000 3/— 1,787 0.02
417 Hartmann Ln, Waterloo, IL 62298 $345,000 3/— 1,682 0.02
518 Mary Dr, Waterloo, IL 62298 $297,000 3/— 1,332 0.03
516 Mary Dr, Waterloo, IL 62298 $310,000 3/— 1,424 0.03
424 Hartmann Ln, Waterloo, IL 62298 $331,000 3/2 1,757 0.03
520 Mary Dr, Waterloo, IL 62298 $270,000 3/2 1,040 0.04
514 Mary Dr, Waterloo, IL 62298 $254,000 3/— 884 0.04
428 Hartmann Ln, Waterloo, IL 62298 $301,000 3/— 1,302 0.04

Estimated values are based on public record data and automated valuation models. Values are not guaranteed and may not reflect current market conditions.

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6/10
Waterloo High School
public Grades 9-12
Waterloo Community Unit School District 5
Source: GreatSchools.org © 2026. All rights reserved.

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