For sale
$720,000
Est. $4,423/mo
4
bd
5 ba
3,791
sq ft

17526 Co Hwy L-20, Castana, IA 51010

map-entry

About this home

Single-familyProperty Type
1950Year Built
22.72 acresLot Size
$190Price/Sq.Ft.
Listed by Jessica Tadlock Century 21 ProLink
Listing updated:
Redfin checked: a minute ago
Source:NWIA #833474
53 days on Redfin55 views7 favorites

Payment calculator

$4,423 per month

Principal and interest$3,736
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($144,000)
Home price
$720,000
Loan details
30-yr fixed, 6.75%
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Open houses

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Around this home

Schools

Mapleton Elementary School

Public PreK-5 • Assigned • 6.9mi

6/10
MVAO Middle School

Public 6-8 • Assigned • 19.4mi

3/10
Maple Valley-Anthon Oto High School

Public 9-12 • Assigned • 6.9mi

5/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Offer insights

17526 Co Hwy L-20 · $720,000
$711K and above
75% chance or better to win
Why $711K+ is a strong offer
DAYS ON MARKET
54 days
The average home goes pending in 34 days.
SALE-TO-LIST
97.6%
Most homes are selling 2% below list price.
About offer insights

Property details

Kitchen

Kitchen

Bathroom

Bathroom

Bedroom

Bedroom

Living

Living

Dining

Dining

  • Interior features
  • Master suite on the main level
  • Partial basement
  • Bedrooms
  • Primary bedroom is downstairs
  • Bathrooms
  • 3 full bathrooms
  • 2 three-quarter bathrooms
  • Laundry & utility
  • Main-level laundry
  • Heating & cooling
  • Natural gas forced-air heating
  • Central air conditioning

Sale and tax history for 17526 Co Hwy L-20

Public record

Beds
Baths
Stories
Lot width
Lot depth
Lot size
Year renovated
Finished Sq. Ft.
Unfinished Sq. Ft.
Total Sq. Ft.
Year built
Style
Single Family Residential
County
Monona County
APN
844307275003+8443072
Parking Spaces
Basement
Accessible
HOA Dues
Garage
Features
Last updated by owner on Jun 19, 2026.

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

3/10 Heat Factor

7 days above 104° expected this year, 15 days in 30 years

2/10 Wind Factor

Minor risk of severe winds over next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

Castana, IA • 51010
Average low and high temperatures (°F)
31
12
39
18
58
32
63
42
74
52
84
64
85
68
82
64
80
58
70
48
49
32
38
20
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

84/ 100

Very good sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

9.1 hrs
5.1 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 17526 Co Hwy L-20

$686,293
$34K under list price of $720K
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $235K to $450K.

More resources

Rental earnings

Est. $2,647 per month, based on comparable rentals

Contact listing agent

Jessica Tadlock
Century 21 ProLink
At this time, Redfin doesn't have an agent available to help you with this home.
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GreatSchools Ratings provided by GreatSchools.org.