21878 Knight Dr, Box Elder, SD 57719
OFF MARKET

21878 Knight Dr
Box Elder, SD 57719

  • 4 Beds
  • 3 Baths
  • 2,806 sqft (on 9.54 acres)

$627,700

Trulia Estimate
as of Aug 17, 2026

$627,700

Trulia Estimate
as of Aug 17, 2026
4 Beds
3 Baths
2,806 sqft
(on 9.54 acres)

Home Value

Trulia Estimate
$628K
Since last month
Decreased$5K (-0.8%)
Since last year
Decreased$24K (-3.6%)
Since last sale
Increased$410K (+190.8%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +127% in the last 10 years
MonthEstimated value
2026
August 2026$625K
July 2026$625K
June 2026$630K
May 2026$622K
April 2026$616K
March 2026$619K
February 2026$612K
January 2026$615K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
15030 Cody Ln, Box Elder, SD
0.45
Single-Family Home
$435,000
09/12/25
3
3
2,207
15019 Cody Ln, Box Elder, SD
0.56
Single-Family Home
$515,000
12/29/25
5
3
2,462
21888 Antelope Creek Rd, Box Elder, SD
0.57
Single-Family Home
$470,000
10/14/25
3
2
1,426
21950 150th Ave, Box Elder, SD
0.53
Single-Family Home
$496,500
12/19/25
3
2
1,428
15082 220th St, Box Elder, SD
1.14
Single-Family Home
$470,000
04/15/26
3
2
1,785
15066 Royal Run, Box Elder, SD
1.31
Single-Family Home
$465,000
02/20/26
4
3
2,436
15034 Justice Rd, Box Elder, SD
0.28
Single-Family Home
$470,000
05/18/26
2
-
1,320
15066 Royal Run Rd, Box Elder, SD
1.30
Single-Family Home
$465,000
02/23/26
2
2
2,378
658 Flight Line Ct, Box Elder, SD
2.76
Single-Family Home
$335,000
02/17/26
3
2
1,856
14712 Halter Ct, Piedmont, SD
4.10
Single-Family Home
$440,000
12/22/25
4
3
1,761

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
15037 Mariah Ln, Box Elder, SD 57719
0.34
$502,500
3
2.5
1,428
Off Market
15013 Justice Rd, Box Elder, SD 57719
0.38
$577,100
3
3
2,080
Off Market
15030 Cody Ln, Box Elder, SD 57719
0.45
$439,400
3
3
2,207
Off Market
21922 Royal Run, Box Elder, SD 57719
0.46
$575,000
4
3
2,077
For Sale
21950 150th Ave, Box Elder, SD 57719
0.53
$496,500
3
2
1,428
Recently Sold
15025 Cody Ln, Box Elder, SD 57719
0.53
$473,100
4
2
1,736
Off Market
15019 Cody Ln, Box Elder, SD 57719
0.56
$515,000
5
3
2,462
Recently Sold
21879 Antelope Creek Rd, Box Elder, SD 57719
0.56
$522,900
4
2.5
3,248
Off Market
21888 Antelope Creek Rd, Box Elder, SD 57719
0.57
$476,300
3
2
1,426
Off Market
Antelope Creek Rd #6, Box Elder, SD 57719
0.58
$439,900
2
2
987
For Sale
21884 Antelope Creek Rd, Box Elder, SD 57719
0.63
$502,300
3
2
1,428
Off Market
Lot 6 Antelope Creek Rd, Box Elder, SD 57719
0.64
$89,900
-
-
-
For Sale

Local Information

  • Map ViewExplore the area around 21878 Knight Dr.
  • Schools1 Preschool School2 Elementary Schools1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
2004
Lot Size
9.54 acres
Living Area
2,806 sqft
Price/Sqft
$224
Parking
Garage

About this House

This 5 bedroom, 3 bath home has a little bit of everything one may desire. It sits on 9.54 acres of land, has a 40x30 shop, horses are allowed, chicken coop and tons of space to roam. Built in 2004, this home has just over 2,800 sq. ft. Entering the home one will be met with the 19x14 family room that has amazing views to the west. Kitchen offers plenty of cabinet space, oak cabinets, and stainless steel appliances with a gas range. Also on the main level is laundry room, master bedroom with walk-in closet & bath. The walk-out lower level hosts a 32x13 family room 2 more bedrooms and a bath room with heated tiled floor. The 40x30 shop with electricity offers plenty of space for your toys or hobbies. Also located on the property is a chicken coop, fire pit, fenced off section for animals. This property is located in the country but within a short distance to Ellsworth Air Force Base and Box Elder.
21878 Knight Dr, Box Elder, SD 57719 is a 4 bedroom, 3 bathroom, 2,806 sqft single-family home built in 2004. It last sold for $215,000 on Aug 25, 2017. It is currently off market. The Trulia Estimate is $627,700, with a rent estimate of $2,702/month.

Home Details for 21878 Knight Dr

Interior Features

Interior Details
Basement
Levels, Entrance, & Accessibility
Stories: 1
Heating & Cooling
Air Conditioning

Property Information

Year Built
Year Built: 2004
Property Type / Style
Property Type: Single Family Home

Exterior Features

Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Lot Information

Lot Area: 9.54 acres

Price and Tax history

DateEventPrice
Aug 25, 2017
Source: N/A
Sold
$215,000

Market trends in Box Elder

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
51
9MoM
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Around this home

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 Box Elder

At least 31 Trulia users voted on each feature.

  • 92 % Say car is needed

  • 90 % Say it's dog friendly

  • 89 % Say kids play outside

  • 88 % Say there's holiday spirit

  • 88 % Say there are sidewalks

  • 84 % Say yards are well-kept

  • 84 % Say parking is easy

  • 75 % Say it's quiet

  • 74 % Say people would walk alone at night

  • 64 % Say there's wildlife

  • 61 % Say streets are well-lit

  • 57 % Say neighbors are friendly

  • 28 % Say they plan to stay for at least 5 years

  • 26 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • 8fhk2kryyq
    "Dunno what they would like. Visiting on the base and all yards are fenced and well maintained ………thanks"
    0
    Flag
  • Maryann.lockey
    "There are some many different areas that feel different in Box Elder. Creekside Estates is the best. Great neighborhood with sidewalks and well maintained yards. "
    0
    Flag
  • The D.
    "I don't know w haven't lived here lo t and keep to ourselves. We like the mule deer in the back yard. "
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    Flag
  • Vicky.melanie2007
    "It's a quiet and safe neighborhood specially for raising kids. They can play outside safely. You can left your door unlocked while you are working and nothing bad happen."
    0
    Flag
  • The D.
    "Actually we keep to ourselves and it seems that everyone else around here does too. We like that about this area. "
    0
    Flag
  • Johnathan R.
    "I love the fact of all the military families and young kids around how it seems to be safe for kids to ride their bikes and be out front enjoying the summer"
    0
    Flag
  • John B
    "Most traffic is congested from 7:00-9:00 and again at 1:00-4:00. Congestion does not really affect travel times in or out of the area "
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    Flag
  • Stephanie W.
    "We communicate through our neighborhood Facebook page. There are movie nights in the park during the summer. "
    0
    Flag
  • Cgkleege
    "Lots of families, close to the schools. Great place to raise kids,.even if you have to drive into town. "
    0
    Flag
  • Melanie L.
    "everyone seems to have dogs so people dont normally complain. Everyone's dogs seem friendly and are good with kids."
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  • Curtis F.
    "I've lived in this area for almost twenty years. The area is nice for bringing up children. With low crime and schools that are really good."
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  • Gonslidewayz y. c.
    "Excellent neighborhood just minutes away from Ellsworth AFB. 6 Minutes to be exact. Great sense of neighborhood pride and community. Everyone helps each other out around here. Its great to live in Prairie View estates. Located in the Douglas School System. Amazing all around"
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  • Mwells
    "Bus service to good school district. Quiet cul-de-sac location. Neighbors are long term residents that care about their homes. Restaurant and C-store just down the street. Park with playground nearby."
    1
    Flag

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Apartments for Rent

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Explore by feature - Pet Friendly

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Homes for sale near 21878 Knight Dr

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Off Market Homes Near 21878 Knight Dr

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Frequently asked questions about 21878 Knight Dr

  • What is 21878 Knight Dr estimated to be worth?
    Trulia's estimated value for 21878 Knight Dr in Box Elder, SD is $627,700.
  • What is the price history for 21878 Knight Dr?
    21878 Knight Dr in Box Elder, SD last sold for $215,000 in August 2017.
  • Is Box Elder a buyer's or seller's market?
    Box Elder is currently a balanced market, based on recent for-sale activity.
  • What do residents say about Box Elder?
    Residents describe Box Elder, SD as dog-friendly, pedestrian-friendly, and well-kept. See recently sold homes in Box Elder, SD.
  • How big is the lot at 21878 Knight Dr?
    The lot at 21878 Knight Dr in Box Elder, SD is about 9.5 acres.
  • Does 21878 Knight Dr have a garage?
    Yes, 21878 Knight Dr in Box Elder, SD has a garage.