78621 — Elgin, TX
HVAC Market Targeting Score
ZIP 78621 is a strongly owner-occupied area (81% owner occupancy) with a median household income of $99K and a median home value of $321K — earning a high HVAC targeting score of 86/100. The high single-family detached share (70%) is a strong demand driver.
Census Demographics — ZIP 78621
| Demographic Signal | Value |
|---|---|
| City | Elgin |
| State | TX |
| Total Population | 30,411 |
| Total Households | 10,175 |
| Median Household Income | $99K |
| Owner-Occupied Households | 8,256 |
| Owner Occupancy Rate | 81% |
| Median Home Value | $321K |
| Single-Family Detached Share | 70% |
| Median Resident Age | 36 years |
| Median Year Built(ACS B25035) | 1993 |
| Built Before 1980(older stock) | 44% |
| Built 1980–1999 | 43% |
| Built 2000 or Later(newer stock) | 13% |
| Source: 2024 ACS 5-Year | |
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Frequently Asked Questions
Why does ZIP 78621 score 86/100 for HVAC?▾
The score of 86/100 is driven by: +7 owner-occupied 81% (x1.2); +4 10,175 households; +5 median income $99K (x1.1). Each signal is weighted for the HVAC vertical using AreaOps's per-vertical preset.
What does the targeting score mean for my business?▾
A score of 75–100 indicates strong demographic alignment with typical demand patterns for this vertical. 50–74 is moderate, and below 50 indicates the area demographics are less favorable. Use it as a starting signal — not the sole qualifier.
How do I add ZIP 78621 to my HVAC service area?▾
Sign up for AreaOps, create a brand for your HVAC operation, then use the Quick Add or targeting workbench to include ZIP 78621. You can also import a bulk list of high-scoring ZIPs as a CSV or XLSX file.
How often is the data updated?▾
Scores are refreshed monthly from 2024 ACS 5-Year data. The vintage note on this page shows which release powers the current score.
Manage Your Service Areas — for HVAC businesses in Austin
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