House Prices

House Prices & Home Values Index, WA 2026


Average Data

average house price$281,655
average size per house1113 ft²
average price per ft²254 $ / ft²

07/04/2026 - The value range (VR) for house prices in Index, WA is $247/ sqft to $247/ sqft. An average home with 1113 sqft costs approximately $274,911 to $274,911. Index, WA includes 1 ZIP codes and it is located in Snohomish county. The lowest prices are found in ZIP 98256, while the highest are in ZIP 98256. The average price per sqare feet is $254. Our analysis is based on 4 property listings.

Avergage prices by ZIP codes Index

98256271 $ / ft²




Historical development of home values in Index

Year Estimated value (USD) Change vs. 2025
2010 $130,806 -53.6%
2011 $125,747 -55.4%
2012 $125,409 -55.5%
2013 $130,096 -53.8%
2014 $136,565 -51.5%
2015 $143,574 -49.0%
2016 $151,067 -46.4%
2017 $159,221 -43.5%
2018 $168,023 -40.3%
2019 $175,814 -37.6%
2020 $184,903 -34.4%
2021 $210,307 -25.3%
2022 $245,171 -13.0%
2023 $258,544 -8.2%
2024 $273,501 -2.9%
2025 $281,655 0.0%

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



Example: 100% financing house in Index

Loan amount: $281,655

Interest rate: 6.00%

Fixed monthly payment: $1,688.66

Breakdown in the 1st month:
Interest portion: $1,408.28  –  Principal portion: $280.39

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $16,805.21 $3,458.76 $278,196.24
2 $16,591.88 $3,672.08 $274,524.16
3 $16,365.40 $3,898.57 $270,625.59
4 $16,124.94 $4,139.03 $266,486.56
5 $15,869.66 $4,394.31 $262,092.25
6 $15,598.62 $4,665.34 $257,426.90
7 $15,310.88 $4,953.09 $252,473.81
8 $15,005.38 $5,258.59 $247,215.22
9 $14,681.04 $5,582.93 $241,632.30
10 $14,336.70 $5,927.27 $235,705.03
11 $13,971.12 $6,292.85 $229,412.18
12 $13,582.99 $6,680.98 $222,731.20
13 $13,170.92 $7,093.05 $215,638.15
14 $12,733.44 $7,530.53 $208,107.62
15 $12,268.97 $7,995.00 $200,112.62
16 $11,775.86 $8,488.11 $191,624.51
17 $11,252.33 $9,011.64 $182,612.87
18 $10,696.51 $9,567.46 $173,045.41
19 $10,106.41 $10,157.56 $162,887.85
20 $9,479.91 $10,784.05 $152,103.80
21 $8,814.78 $11,449.19 $140,654.61
22 $8,108.62 $12,155.35 $128,499.26
23 $7,358.90 $12,905.07 $115,594.19
24 $6,562.94 $13,701.02 $101,893.17
25 $5,717.90 $14,546.07 $87,347.09
26 $4,820.73 $15,443.24 $71,903.85
27 $3,868.22 $16,395.75 $55,508.10
28 $2,856.97 $17,407.00 $38,101.10
29 $1,783.34 $18,480.63 $19,620.47
30 $643.50 $19,620.47 $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 Index, WA


1500 sqft3900 sqft
Ø selling price$461,011$980,695
Ø fast selling$419,101$882,625
Ø high price sale$502,921$1,078,764

In 2026, houses in Index, WA will be offered at an average price of $254 per square foot. A 1,500 sqft home priced at $461,011 is 25.21% more expensive per square foot than a 3,900 sqft home priced at $980,695. Home prices in Index, WA vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $678,942. Sellers who can wait longer may achieve a higher price of up to $829,819.

FAQ – Home Values in Index

What is the median home value in Index in 2026?

In 2026, the typical home value in Index is about $281,655 for an average home size of 1113 square feet. This corresponds to an average price of roughly $254 per square foot.

What is the average cost per square foot in Index?

In 2026, homes in Index sell for an average of around $254 per square foot, with a typical range between $247 and $247 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 Index is about 1113 square feet, with an estimated 2026 value around $281,655.



Locations close to Index, WA

La Conner, WA261 $ / ft²
Lake Stevens, WA243 $ / ft²
Langley, WA447 $ / ft²
Hamilton, WA593 $ / ft²
Greenbank, WA397 $ / ft²
Granite Falls, WA247 $ / ft²
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