House Prices

Seneca Lake Sparta, NJ House Prices & Home Values 2026


Average Data

average house price$467,280
average size per house2240 ft²
average price per ft²200 $ / ft²

05/21/2026 - The value range (VR) for house prices in Seneca Lake Sparta, NJ is $190/ sqft to $210/ sqft. An average home with 2240 sqft costs approximately $406,448 to $449,232. Sparta, NJ includes 1 ZIP codes and it is located in Sussex county. The lowest prices are found in ZIP 07871, while the highest are in ZIP 07871. The average price per sqare feet is $200. Our analysis is based on 10 property listings.

Avergage prices by ZIP codes Seneca Lake Sparta

07871203 $ / ft²




Historical development of home values in Seneca Lake Sparta

Year Estimated value (USD) Change vs. 2025
2010 $217,013 -53.6%
2011 $208,621 -55.4%
2012 $208,060 -55.5%
2013 $215,836 -53.8%
2014 $226,569 -51.5%
2015 $238,197 -49.0%
2016 $250,628 -46.4%
2017 $264,155 -43.5%
2018 $278,759 -40.3%
2019 $291,685 -37.6%
2020 $306,763 -34.4%
2021 $348,910 -25.3%
2022 $406,751 -13.0%
2023 $428,938 -8.2%
2024 $453,753 -2.9%
2025 $467,280 0.0%

Graph: estimated home values in Seneca Lake Sparta over time (USD)



Example: 100% financing house in Seneca Lake Sparta

Loan amount: $467,280

Interest rate: 5.73%

Fixed monthly payment: $2,720.99

Breakdown in the 1st month:
Interest portion: $2,231.26  –  Principal portion: $489.72

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $26,618.32 $6,033.50 $461,246.50
2 $26,263.38 $6,388.44 $454,858.06
3 $25,887.55 $6,764.27 $448,093.79
4 $25,489.62 $7,162.20 $440,931.58
5 $25,068.27 $7,583.55 $433,348.03
6 $24,622.14 $8,029.68 $425,318.35
7 $24,149.76 $8,502.06 $416,816.29
8 $23,649.59 $9,002.23 $407,814.06
9 $23,120.00 $9,531.82 $398,282.23
10 $22,559.25 $10,092.57 $388,189.66
11 $21,965.51 $10,686.31 $377,503.35
12 $21,336.85 $11,314.97 $366,188.38
13 $20,671.20 $11,980.62 $354,207.76
14 $19,966.39 $12,685.43 $341,522.33
15 $19,220.12 $13,431.70 $328,090.63
16 $18,429.95 $14,221.88 $313,868.75
17 $17,593.29 $15,058.54 $298,810.21
18 $16,707.41 $15,944.42 $282,865.79
19 $15,769.41 $16,882.41 $265,983.38
20 $14,776.24 $17,875.59 $248,107.80
21 $13,724.63 $18,927.19 $229,180.60
22 $12,611.16 $20,040.66 $209,139.94
23 $11,432.19 $21,219.63 $187,920.31
24 $10,183.86 $22,467.96 $165,452.35
25 $8,862.09 $23,789.73 $141,662.61
26 $7,462.56 $25,189.26 $116,473.35
27 $5,980.70 $26,671.12 $89,802.23
28 $4,411.67 $28,240.16 $61,562.08
29 $2,750.32 $29,901.50 $31,660.58
30 $991.25 $31,660.58 $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 Seneca Lake Sparta, NJ


1500 sqft3900 sqft
Ø selling price$346,665$737,452
Ø fast selling$315,150$663,706
Ø high price sale$378,181$811,197

In 2026, houses in Seneca Lake Sparta, NJ will be offered at an average price of $200 per square foot. A 1,500 sqft home priced at $346,665 is 21.97% more expensive per square foot than a 3,900 sqft home priced at $737,452. Home prices in Seneca Lake Sparta, NJ vary significantly depending on the property’s condition and exact location. For a quick sale, a 2,700 sqft home should be listed at around $510,544. Sellers who can wait longer may achieve a higher price of up to $623,997.

FAQ – Home Values in Seneca Lake Sparta

What is the median home value in Seneca Lake Sparta in 2026?

In 2026, the typical home value in Seneca Lake Sparta is about $467,280 for an average home size of 2240 square feet. This corresponds to an average price of roughly $200 per square foot.

What is the average cost per square foot in Seneca Lake Sparta?

In 2026, homes in Seneca Lake Sparta sell for an average of around $200 per square foot, with a typical range between $190 and $210 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Seneca Lake?

The average home size in Seneca Lake Sparta is about 2240 square feet, with an estimated 2026 value around $467,280.



Neighborhoods close to Seneca Lake Sparta, NJ

Succasunna Hills Succasunna, NJ255 $ / ft²
Brass Castle Washington, NJ200 $ / ft²
Northside Summit, NJ424 $ / ft²
Mount Freedom Randolph, NJ265 $ / ft²
White Meadow Lake Rockaway, NJ212 $ / ft²
Bertrand Island Mount Arlington, NJ287 $ / ft²
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