House Prices

Grandon San Marcos, CA House Prices & Home Values 2026


Average Data

average house price$880,181
average size per house1934 ft²
average price per ft²417 $ / ft²

07/05/2026 - The value range (VR) for house prices in Grandon San Marcos, CA is $396.15/ sqft to $437.85/ sqft. An average home with 1934 sqft costs approximately $700,265 to $773,977. San Marcos, CA includes 1 ZIP codes and it is located in San Diego county. The lowest prices are found in ZIP 92069, while the highest are in ZIP 92069. The average price per sqare feet is $417. Our analysis is based on 23 property listings.

Avergage prices by ZIP codes Grandon San Marcos

92069457 $ / ft²




Historical development of home values in Grandon San Marcos

Year Estimated value (USD) Change vs. 2025
2010 $408,772 -53.6%
2011 $392,965 -55.4%
2012 $391,907 -55.5%
2013 $406,555 -53.8%
2014 $426,771 -51.5%
2015 $448,674 -49.0%
2016 $472,089 -46.4%
2017 $497,570 -43.5%
2018 $525,078 -40.3%
2019 $549,425 -37.6%
2020 $577,828 -34.4%
2021 $657,217 -25.3%
2022 $766,167 -13.0%
2023 $807,959 -8.2%
2024 $854,700 -2.9%
2025 $880,181 0.0%

Graph: estimated home values in Grandon San Marcos over time (USD)



Example: 100% financing house in Grandon San Marcos

Loan amount: $880,181

Interest rate: 5.48%

Fixed monthly payment: $4,988.74

Breakdown in the 1st month:
Interest portion: $4,022.43  –  Principal portion: $966.31

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $47,973.18 $11,891.68 $868,289.32
2 $47,304.40 $12,560.47 $855,728.85
3 $46,598.00 $13,266.86 $842,461.99
4 $45,851.88 $14,012.99 $828,449.00
5 $45,063.79 $14,801.07 $813,647.93
6 $44,231.39 $15,633.48 $798,014.45
7 $43,352.17 $16,512.70 $781,501.76
8 $42,423.50 $17,441.37 $764,060.39
9 $41,442.60 $18,422.26 $745,638.13
10 $40,406.54 $19,458.32 $726,179.81
11 $39,312.21 $20,552.65 $705,627.16
12 $38,156.34 $21,708.52 $683,918.63
13 $36,935.46 $22,929.40 $660,989.23
14 $35,645.92 $24,218.94 $636,770.28
15 $34,283.86 $25,581.01 $611,189.27
16 $32,845.19 $27,019.67 $584,169.60
17 $31,325.61 $28,539.25 $555,630.35
18 $29,720.58 $30,144.29 $525,486.06
19 $28,025.27 $31,839.59 $493,646.47
20 $26,234.63 $33,630.24 $460,016.23
21 $24,343.27 $35,521.59 $424,494.64
22 $22,345.55 $37,519.31 $386,975.33
23 $20,235.48 $39,629.38 $347,345.95
24 $18,006.74 $41,858.12 $305,487.83
25 $15,652.66 $44,212.21 $261,275.62
26 $13,166.18 $46,698.69 $214,576.94
27 $10,539.86 $49,325.00 $165,251.93
28 $7,765.84 $52,099.02 $113,152.91
29 $4,835.81 $55,029.05 $58,123.86
30 $1,741.00 $58,123.86 $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 Grandon San Marcos, CA


1500 sqft3900 sqft
Ø selling price$691,766$1,471,574
Ø fast selling$628,878$1,324,417
Ø high price sale$754,654$1,618,732

In 2026, houses in Grandon San Marcos, CA will be offered at an average price of $417 per square foot. A 1,500 sqft home priced at $691,766 is 21.02% more expensive per square foot than a 3,900 sqft home priced at $1,471,574. Home prices in Grandon San Marcos, CA 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 $1,018,782. Sellers who can wait longer may achieve a higher price of up to $1,245,178.


Grandon Neighborhood in San Marcos, CA

Overview

Grandon is a quiet residential enclave in San Marcos, CA known for its suburban comfort and North County convenience.
Tree-lined streets and well-kept homes give the Grandon neighborhood a welcoming, family-friendly character. Residents appreciate the close-knit community vibe and the easy access to daily essentials.

Lifestyle & Amenities

Parks, playgrounds, and nearby multi-use trails offer plenty of options for outdoor recreation and evening strolls. Popular shopping and dining hubs in San Marcos, including Grand Plaza, local cafes, and grocery stores, are just a short drive away. Community events around central San Marcos and seasonal activities foster connection among neighbors and add to the area's charm.

Real Estate & Schools

Grandon real estate features primarily single-family homes, and buyers often value the neighborhood?s curb appeal, low traffic streets, and practical floor plans. Highly regarded San Marcos Unified schools serve the area, making Grandon appealing for households seeking education quality and convenience.

Location & Access

Commuters benefit from quick links to Highway 78, I-15, and I-5 via nearby connectors, plus proximity to Cal State San Marcos. With a balanced blend of suburban tranquility and urban access in North County San Diego, Grandon in San Marcos, CA is a smart choice for living, investing, and exploring.



FAQ – Home Values in Grandon San Marcos

What is the median home value in Grandon San Marcos in 2026?

In 2026, the typical home value in Grandon San Marcos is about $880,181 for an average home size of 1934 square feet. This corresponds to an average price of roughly $417 per square foot.

What is the average cost per square foot in Grandon San Marcos?

In 2026, homes in Grandon San Marcos sell for an average of around $417 per square foot, with a typical range between $396.15 and $437.85 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Grandon?

The average home size in Grandon San Marcos is about 1934 square feet, with an estimated 2026 value around $880,181.



Neighborhoods close to Grandon San Marcos, CA

Mesa Grande Santa Ysabel, CA627 $ / ft²
Carlton Hills Santee, CA153 $ / ft²
Eden Gardens (La Colonia) Solana Beach, CA1011 $ / ft²
Rancho Santa Fe Covenant Rancho Santa Fe, CA687 $ / ft²
San Diego Country Estates Ramona, CA228 $ / ft²
Old Poway Poway, CA380 $ / ft²
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