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 Highway 16A estimated to be worth?

Trulia's estimated value for Highway 16A in Keystone, SD is $550,400 .

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 Highway 16A?

The closest schools to Highway 16A 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 Highway 16A?

The lot at Highway 16A in Keystone, SD is about 1.8 acres .

OFF MARKET

Highway 16A
Keystone, SD 57751

Studio
1,800 sqft (on 1.75 acres)

$550,400

Trulia Estimate

as of Aug 10, 2026

$550,400

Trulia Estimate

as of Aug 10, 2026

Studio

1,800 sqft

(on 1.75 acres)

Local Information

Map ViewExplore the area around Highway 16A.
Schools1 Preschool School1 Elementary School1 Middle School1 High School
Shop & Eat

-- mins to

Commute Destination

Home Highlights

Property Type

Single-Family Home

Year Built

2019

Lot Size

1.75 acres

Living Area

1,800 sqft

Price/Sqft

$306

About this House

This single-family home is located at Highway 16A, Keystone, SD. Highway 16A is in Keystone, SD and in ZIP code 57751. This property has approximately 1,800 sqft of floor space. This property has a lot size of 1.75 acres and was built in 2019.

Highway 16A, Keystone, SD 57751 is a studio, 1,800 sqft single-family home built in 2019. It is currently off market. The Trulia Estimate is $550,400, with a rent estimate of $1,889/month.

Home Details for Highway 16A

Interior Features
Levels, Entrance, & Accessibility Stories: 1

Property Information
Year Built Year Built: 2019
Property Type / Style Property Type: Single Family Home

Lot Information
Lot Area: 1.75 acres

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	$743
Assessment	$61,500

Home facts updated by county records

Comparable Sales for Highway 16A

Address	Distance	Property Type	Sold Price	Sold Date	Bed	Bath	Sqft
394 Mitchell St, Keystone, SD	0.54	Single-Family Home	$395,000	09/08/25	2	2	902
601 Caseys Ct, Keystone, SD	0.75	Single-Family Home	$620,000	09/08/25	3	2.5	3,064
1415 Old Hill City Rd, Keystone, SD	1.74	Single-Family Home	$750,000	03/30/26	4	5	4,562
13012 Echo Valley Ct, Keystone, SD	1.77	Single-Family Home	$950,000	02/12/26	3	2.5	3,352
24499 Painted Pony Rd, Keystone, SD	2.45	Single-Family Home	$1,195,000	07/06/26	3	3	2,347
13520 Courtyard Pl, Keystone, SD	3.49	Single-Family Home	$730,000	01/08/26	2	2.5	2,161
24627 Iron Mountain Rd, Keystone, SD	4.40	Single-Family Home	$705,000	08/18/25	4	3	3,674
13656 Lost Cave Rd, Keystone, SD	5.02	Single-Family Home	$620,000	04/24/26	4	4	1,920
23791 Golden Hills Dr, Rapid City, SD	5.97	Single-Family Home	$712,500	05/04/26	5	2.5	3,848
23739 Pine Haven Dr, Rapid City, SD	6.00	Single-Family Home	$845,000	12/05/25	5	3	3,926

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. $538,100
3 bd
2 ba
2,178 sqft
620 Casey Ct,
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
Lots 9 & 11 Hwy #40,
Keystone, SD 57751
FOR SALE
3D VIEW
$350,000
1 bd
1 ba
754 sqft
432 Lafferty Gulch Rd,
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
Dan Patch 4 Lafferty Gulch,
Keystone, SD 57751
OFF MARKET
Est. $623,900
6 bd
1,500 sqft
1013 Front St,
Keystone, SD 57751
FOR SALE
3D VIEW
22.83 ACRES
$674,900
1201A Old Hill City City Rd,
Keystone, SD 57751
FOR SALE
3D VIEW
10.3 ACRES
$349,900
4 Old Hill City City Rd,
Keystone, SD 57751

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Additional Cost

Assigned Schools

These are the assigned schools for Highway 16A.

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 Highway 16A

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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
$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
$515,000
2 bd
1.5 ba
1,123 sqft
24227 Granite Point Ct,
Keystone, SD 57751
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
3.66 ACRES
$1,625,000
6 bd
4.5 ba
4,351 sqft
13365 Silver Mountain Rd,
Rapid City, SD 57702
11.42 ACRES
$1,700,000
3 bd
3 ba
2,522 sqft
13639 Highway 40,
Keystone, SD 57751
0.5 ACRES
$250,000
3 bd
1 ba
700 sqft
12970 Waldens Pond,
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
See more homes for sale in
Keystone
Take a look

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Off Market Homes Near Highway 16A

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SOLD
MAR 30, 2026
$750,000
4 bd
5 ba
4,562 sqft
1415 Old Hill City Rd,
Keystone, SD 57751
SOLD
JAN 8, 2026
$730,000
2 bd
2.5 ba
2,161 sqft
13520 Courtyard Pl,
Keystone, SD 57751
OFF MARKET
Valley View Trackers Trl,
Keystone, SD 57751
OFF MARKET
Est. $394,300
2 bd
2 ba
902 sqft
394 Mitchell St,
Keystone, SD 57751
OFF MARKET
Est. $618,900
3 bd
2.5 ba
3,064 sqft
601 Caseys Ct,
Keystone, SD 57751
See more homes for sale in
Keystone
Take a look

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Frequently asked questions about Highway 16A

What is Highway 16A estimated to be worth?
Trulia's estimated value for Highway 16A in Keystone, SD is $550,400.
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 Highway 16A?
The closest schools to Highway 16A 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 Highway 16A?
The lot at Highway 16A in Keystone, SD is about 1.8 acres.

Highway 16A
Keystone, SD 57751

$550,400

$550,400