House Prices

House Prices & Home Values Spencer, ID 2026


Average Data

average house price$155,000
average size per house1910 ft²
average price per ft²82 $ / ft²

04/16/2026 - The value range (VR) for house prices in Spencer, ID is $40/ sqft to $40/ sqft. An average home with 1910 sqft costs approximately $76,400 to $76,400. Spencer, ID includes 1 ZIP codes and it is located in Clark county. The lowest prices are found in ZIP 83446, while the highest are in ZIP 83446. The average price per sqare feet is $82. Our analysis is based on 2 property listings.

Avergage prices by ZIP codes Spencer

8344640 $ / ft²




Historical development of home values in Spencer

Year Estimated value (USD) Change vs. 2025
2010 $71,985 -53.6%
2011 $69,201 -55.4%
2012 $69,015 -55.5%
2013 $71,594 -53.8%
2014 $75,154 -51.5%
2015 $79,012 -49.0%
2016 $83,135 -46.4%
2017 $87,622 -43.5%
2018 $92,466 -40.3%
2019 $96,754 -37.6%
2020 $101,756 -34.4%
2021 $115,736 -25.3%
2022 $134,922 -13.0%
2023 $142,282 -8.2%
2024 $150,513 -2.9%
2025 $155,000 0.0%

Graph: estimated home values in Spencer over time (USD)



Example: 100% financing house in Spencer

Loan amount: $155,000

Interest rate: 6.00%

Fixed monthly payment: $929.30

Breakdown in the 1st month:
Interest portion: $775.00  –  Principal portion: $154.30

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $9,248.22 $1,903.42 $153,096.58
2 $9,130.82 $2,020.82 $151,075.77
3 $9,006.18 $2,145.46 $148,930.31
4 $8,873.86 $2,277.78 $146,652.53
5 $8,733.37 $2,418.27 $144,234.25
6 $8,584.21 $2,567.43 $141,666.83
7 $8,425.86 $2,725.78 $138,941.05
8 $8,257.74 $2,893.90 $136,047.15
9 $8,079.25 $3,072.39 $132,974.76
10 $7,889.75 $3,261.89 $129,712.87
11 $7,688.57 $3,463.07 $126,249.80
12 $7,474.97 $3,676.67 $122,573.13
13 $7,248.20 $3,903.44 $118,669.70
14 $7,007.45 $4,144.19 $114,525.51
15 $6,751.84 $4,399.80 $110,125.71
16 $6,480.47 $4,671.17 $105,454.54
17 $6,192.37 $4,959.27 $100,495.27
18 $5,886.49 $5,265.15 $95,230.12
19 $5,561.75 $5,589.89 $89,640.22
20 $5,216.97 $5,934.67 $83,705.56
21 $4,850.94 $6,300.70 $77,404.86
22 $4,462.32 $6,689.32 $70,715.54
23 $4,049.74 $7,101.90 $63,613.64
24 $3,611.71 $7,539.93 $56,073.71
25 $3,146.66 $8,004.98 $48,068.74
26 $2,652.94 $8,498.70 $39,570.03
27 $2,128.75 $9,022.89 $30,547.14
28 $1,572.24 $9,579.40 $20,967.75
29 $981.41 $10,170.23 $10,797.51
30 $354.13 $10,797.51 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Spencer, ID


1500 sqft3900 sqft
Ø selling price$148,830$316,602
Ø fast selling$135,300$284,942
Ø high price sale$162,360$348,263

In 2026, houses in Spencer, ID will be offered at an average price of $82 per square foot. A 1,500 sqft home priced at $148,830 is 22.77% more expensive per square foot than a 3,900 sqft home priced at $316,602. Home prices in Spencer, ID vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $219,187. Sellers who can wait longer may achieve a higher price of up to $267,895.


Discover Spencer, Idaho

Spencer, ID is a tiny, welcoming community famous as the Opal Capital of America.

Location and Access

Located along Interstate 15 near the Montana border in Clark County, Spencer, Idaho makes a convenient stop for road trippers heading between Idaho Falls and Montana or the Yellowstone region. The town?s quiet streets and big-sky views showcase classic high-desert scenery at the northern edge of the Snake River Plain.

Opal Capital and Things to Do

Among the top things to do in Spencer, Idaho, visitors come for the Spencer Opal Mine and local rock shops, where you can browse gemstones or try pay-to-dig experiences in season.
These family-friendly activities highlight the area?s unique geology, with colorful opal specimens that make memorable souvenirs.
Small-town hospitality shines through in locally owned businesses that offer snacks, fuel, and tips on where to explore.

Outdoors and Travel Tips

Outdoor lovers will find nearby public lands for hiking, wildlife watching, and dispersed camping, with cool summer evenings and crisp, snowy winters.
Anglers and photographers enjoy uncrowded spaces, wide horizons, and frequent sightings of pronghorn, raptors, and migrating herds.
Because services are limited, travelers should check seasonal hours, top off gas in larger hubs, and pack layers for rapidly changing mountain weather.
Whether you are chasing gems, stretching your legs on a scenic detour, or planning an off-the-beaten-path Idaho getaway, Spencer, ID rewards curiosity with authentic small-town charm.



FAQ – Home Values in Spencer

What is the median home value in Spencer in 2026?

In 2026, the typical home value in Spencer is about $155,000 for an average home size of 1910 square feet. This corresponds to an average price of roughly $82 per square foot.

What is the average cost per square foot in Spencer?

In 2026, homes in Spencer sell for an average of around $82 per square foot, with a typical range between $40 and $40 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in ?

The average home size in Spencer is about 1910 square feet, with an estimated 2026 value around $155,000.



Locations close to Spencer, ID

Sugar City, ID147 $ / ft²
Swan Valley, ID171 $ / ft²
Terreton, ID435 $ / ft²
Saint Anthony, ID123 $ / ft²
Roberts, ID275 $ / ft²
Ririe, ID340 $ / ft²
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