ZIP Code 92021 — El Cajon, CA Home Prices (2026)
The typical home in ZIP 92021 (El Cajon, California) is worth about $767,000 at roughly $478 per square foot — 8% more affordable than the El Cajon median and 161% more expensive than the typical U.S. home.
How 92021 compares
ZIP 92021 is one of the more affordable ZIP codes in El Cajon: its typical home value of $767,000 ranks #3 of the 3 El Cajon ZIP codes we track (the citywide range runs from $767,000 in 92021 to $870,000 in 92019). Per square foot it costs about $478, against $478 for El Cajon as a whole, $455 for California, and $195 nationally.
| Area | Typical value | $ / sq ft |
|---|---|---|
| ZIP 92021 | $767,000 | $478 |
| El Cajon, CA | $838,000 | $478 |
| California | $698,000 | $455 |
| United States | $294,000 | $195 |
Home value by size in 92021
Using this ZIP’s rate of about $478 per square foot. Condition, lot, and the exact street move these meaningfully — use the estimator below for a home-specific figure.
| Home size | Estimated value |
|---|---|
| 1,000 sq ft | $478,000 |
| 1,500 sq ft | $717,000 |
| 2,000 sq ft | $956,000 |
| 2,500 sq ft | $1,195,000 |
| 3,000 sq ft | $1,434,000 |
Salary needed to buy a home in ZIP 92021
To buy the typical $767,000 home in ZIP 92021 with 20% down, you need a household income of roughly $209,000 a year (about $4,870 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $248,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $38,400 | $6,050/mo | $259,000/yr |
| 10% (+PMI) | $76,700 | $5,790/mo | $248,000/yr |
| 20% | $153,400 | $4,870/mo | $209,000/yr |
Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.
What your budget buys in ZIP 92021
At about $478 per square foot, here is roughly how much home different budgets get you in ZIP 92021:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $400k | 840 sq ft | below the local median — condos, smaller or older homes |
| $500k | 1050 sq ft | below the local median — condos, smaller or older homes |
| $600k | 1260 sq ft | below the local median — condos, smaller or older homes |
| $750k | 1570 sq ft | around the typical home here |
| $1.00M | 2090 sq ft | above the median — larger homes or the pricier ZIPs |
Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens pre-filled with a typical 92021 home.
Estimate a specific home in 92021
The estimator below is pre-set to ZIP 92021 — pick your home’s size for an instant ballpark, then open the full calculator to adjust beds, baths, and condition.
All El Cajon ZIP codes by home value
Where 92021 sits among El Cajon’s 3 ZIP codes:
ZIP 92021 home prices: frequently asked
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See the full El Cajon home values page, all California cities, or price per square foot by ZIP code nationwide.
Directional estimates from public market data (Realtor.com & Zillow research), not appraisals. A single ZIP contains very different homes; actual values vary and change over time.