Is parking easy in Keystone, SD?

As of early 2026, 100% of users say parking is easy

Do residents of Keystone, SD plan to stay at least 5 years?

As of early 2026, 100% of users say they plan to stay for at least 5 years

Are the streets well-lit in Keystone, SD?

As of early 2026, 100% of users say streets are well-lit

Is there wildlife in Keystone, SD?

As of early 2026, 50% of users say there's wildlife

Are neighbors friendly in Keystone, SD?

As of early 2026, 18% of users say neighbors are friendly

What is 415 1st St estimated to be worth?

Trulia's estimated value for 415 1st St in Keystone, SD is $183,300 .

Is Keystone a buyer's or seller's market?

Keystone is currently a balanced market, based on recent for-sale activity.

What are the closest schools to 415 1st St?

The closest schools to 415 1st St in Keystone, SD are Hill City Elementary - 02 (Pre-K, rated 7/10), Hill City High School - 01 (rated 9/10), Hill City Middle School - 04 (rated 6/10).

How big is the lot at 415 1st St?

The lot at 415 1st St in Keystone, SD is about 0.21 acres (9,147 sq ft).

OFF MARKET

415 1st St
Keystone, SD 57751

2 Beds
1 Bath
856 sqft

$183,300

Trulia Estimate

as of Aug 11, 2026

$183,300

Trulia Estimate

as of Aug 11, 2026

2 Beds

1 Bath

856 sqft

Local Information

Map ViewExplore the area around 415 1st St.
Schools1 Preschool School1 Elementary School1 Middle School1 High School
Shop & Eat

-- mins to

Commute Destination

Home Highlights

Property Type

Single-Family Home

Year Built

1931

Living Area

856 sqft

Price/Sqft

$214

About this House

This single-family home is located at 415 1st St, Keystone, SD. 415 1st St is in Keystone, SD and in ZIP code 57751. This property has 2 bedrooms, 1 bathroom and approximately 856 sqft of floor space. This property has a lot size of 9147 sqft and was built in 1931.

415 1st St, Keystone, SD 57751 is a 2 bedroom, 1 bathroom, 856 sqft single-family home built in 1931. It is currently off market. The Trulia Estimate is $183,300, with a rent estimate of $1,423/month.

Home Details for 415 1st St

Interior Features
Interior Details Basement

Property Information
Year Built Year Built: 1931
Property Type / Style Property Type: Single Family HomeArchitecture: Bungalow

Lot Information
Lot Area: 9147 sqft

Market trends in Keystone

Last updated June 2026

Avg. sale price

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Sale-to-List Price

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Price per sq ft

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Available listings

3MoM

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Property Tax and Assessment

Year	2025
Tax	$1,673
Assessment	$140,800

Home facts updated by county records

Comparable Sales for 415 1st St

Address	Distance	Property Type	Sold Price	Sold Date	Bed	Bath	Sqft
394 Mitchell St, Keystone, SD	0.07	Single-Family Home	$395,000	09/08/25	2	2	902
601 Caseys Ct, Keystone, SD	0.22	Single-Family Home	$620,000	09/08/25	3	2.5	3,064
13012 Echo Valley Ct, Keystone, SD	1.90	Single-Family Home	$950,000	02/12/26	3	2.5	3,352
1415 Old Hill City Rd, Keystone, SD	1.90	Single-Family Home	$750,000	03/30/26	4	5	4,562
24499 Painted Pony Rd, Keystone, SD	2.78	Single-Family Home	$1,195,000	07/06/26	3	3	2,347
13520 Courtyard Pl, Keystone, SD	3.27	Single-Family Home	$730,000	01/08/26	2	2.5	2,161
24627 Iron Mountain Rd, Keystone, SD	4.63	Single-Family Home	$705,000	08/18/25	4	3	3,674
24370 Talon Trl, Keystone, SD	5.11	Single-Family Home	$531,038	02/27/26	2	2.5	1,440
13656 Lost Cave Rd, Keystone, SD	4.83	Single-Family Home	$620,000	04/24/26	4	4	1,920
23865 Pioneer Ridge Rd, Rapid City, SD	5.43	Single-Family Home	$575,000	10/31/25	2	2	2,759

Nearby homes

Get a sense of prices in the area by checking nearby homes.

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OFF MARKET
Est. $618,900
3 bd
2.5 ba
3,064 sqft
601 Caseys Ct,
Keystone, SD 57751
OFF MARKET
Est. $534,900
3 bd
2 ba
2,178 sqft
620 Casey Ct,
Keystone, SD 57751
FOR SALE
3D VIEW
0.34 ACRES
$459,999
6 bd
2.5 ba
2,238 sqft
907 Fouse St,
Keystone, SD 57751
THE REAL ESTATE GROUP, INC., Black Hills AOR
OFF MARKET
Est. $623,900
6 bd
1,500 sqft
1013 Front St,
Keystone, SD 57751
OFF MARKET
Lots 9 & 11 Hwy #40,
Keystone, SD 57751
FOR SALE
3D VIEW
1.39 ACRES
$499,000
Trackers Trl,
Keystone, SD 57751
OFF MARKET
Pretty Flower Ln,
Keystone, SD 57751
OFF MARKET
Dan Patch 4 Lafferty Gulch,
Keystone, SD 57751
OFF MARKET
LOT Of 3r Granite Point #A,
Keystone, SD 57751
FOR SALE
$515,000
2 bd
1.5 ba
1,123 sqft
24227 Granite Point Ct,
Keystone, SD 57751
OFF MARKET
LOT Of 3r Granite Point #B,
Keystone, SD 57751
FOR SALE
3D VIEW
$350,000
1 bd
1 ba
754 sqft
432 Lafferty Gulch Rd,
Keystone, SD 57751

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Additional Cost

Assigned Schools

These are the assigned schools for 415 1st St.

View nearby schools on GreatSchools

The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Keystone

At least 1 Trulia users voted on each feature.

100 % Say parking is easy
100 % Say they plan to stay for at least 5 years
100 % Say streets are well-lit
50 % Say there's wildlife
18 % Say neighbors are friendly

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 415 1st St

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0.34 ACRES
$459,999
6 bd
2.5 ba
2,238 sqft
907 Fouse St,
Keystone, SD 57751
THE REAL ESTATE GROUP, INC., Black Hills AOR
$515,000
2 bd
1.5 ba
1,123 sqft
24227 Granite Point Ct,
Keystone, SD 57751
$350,000
1 bd
1 ba
754 sqft
432 Lafferty Gulch Rd,
Keystone, SD 57751
2.21 ACRES
$895,000
3 bd
3 ba
3,150 sqft
12989 Old Hill City Rd,
Keystone, SD 57751
SILVERLEAF REAL ESTATE LLC, Black Hills AOR
2 ACRES
$2,499,000
3 bd
4.5 ba
4,050 sqft
24452 Trackers Trl,
Custer, SD 57751
7.1 ACRES
$999,999
4 bd
2.5 ba
4,683 sqft
24492 Oak Meadows Ct,
Keystone, SD 57751
0.5 ACRES
$250,000
3 bd
1 ba
700 sqft
12970 Waldens Pond,
Rapid City, SD 57702
3.66 ACRES
$1,625,000
6 bd
4.5 ba
4,351 sqft
13365 Silver Mountain Rd,
Rapid City, SD 57702
$215,000
2 bd
1 ba
806 sqft
23726 Garnet Gulch Rd,
Rapid city, SD 57702
RE/MAX ADVANTAGE, Black Hills AOR
5.22 ACRES
$365,900
2 bd
1 ba
740 sqft
24427 Thovson Rd,
Keystone, SD 57751
See more homes for sale in
Keystone
Take a look

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Off Market Homes Near 415 1st St

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Frequently asked questions about 415 1st St

What is 415 1st St estimated to be worth?
Trulia's estimated value for 415 1st St in Keystone, SD is $183,300.
Is Keystone a buyer's or seller's market?
Keystone is currently a balanced market, based on recent for-sale activity.
What are the closest schools to 415 1st St?
The closest schools to 415 1st St in Keystone, SD are Hill City Elementary - 02 (Pre-K, rated 7/10), Hill City High School - 01 (rated 9/10), Hill City Middle School - 04 (rated 6/10).
How big is the lot at 415 1st St?
The lot at 415 1st St in Keystone, SD is about 0.21 acres (9,147 sq ft).

415 1st St
Keystone, SD 57751

$183,300

$183,300