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dwellmark
MarketPhoenix, AZ
Builder says under construction · Aug 2026

Cascades At Onion Creek · M/I Homes · Austin, TX

4620 Lava Island Drive

$384,990

4 bd · 2.5 ba · 2,323 sqft · 2-car garage

Buyer leverage

4 observable signals

  • $36/sqft below community median$166/sqft vs $202/sqft
  • $28k published incentive
  • 1 community price cut in 30 days
  • 18 quick move-ins currently observed0 ready now

Observed records, not appraisals or recommendations.

Builder image. May be a rendering or another home built to this plan.

Source: M/I HomesChecked 1 hour ago

2-carGround floorUpper floor20 ft

Specification

Plan
Total area
2,323 sqft
Bedrooms
4
Bathrooms
2.5
Storeys
2
Garage
2 car

Drawn by dwellmark.house from M/I Homes’s published area, storeys and garage bays, not copied from their floor plan. The outline, the 10ft × 20ft bay and the split between floors are ours.

Price history

Current

$384,990

Since first observed

No net change

Price changes

0

0 cuts

Tracked

10 days

since Aug 16, 2026

  1. First seen

    $384,990

  2. First seen

    $384,990

What we observed on the builder’s public listing; earlier changes are not shown.

Builder incentives

Price reduction

$27,750

Price reduction

Applies to this home

Publicly stated, conditional

Reduced from $412,740 to $384,990.

Checked Aug 26, 2026View builder terms

Published with conditions; may not apply to this home.

Offer history

  1. Offer appeared

    $27,750

    Price reduction · Price reduction · this home

    Builder’s page
  2. Offer withdrawn

    $27,750

    Price reduction · Price reduction · this home

    Builder’s page
  3. Offer appeared

    $27,750

    Price reduction · Price reduction · this home

    Builder’s page

Dated from when we observed each change, not when the builder made it.

Community context

Cascades At Onion Creek

Austin, TX · M/I Homes

Available now

18

Ready now

0

Cuts, 30 days

1

Median asking

$392,990

Median $/sqft

$202/sqft

this home $166/sqft

Medians of what is listed here today. Size, lot and finish vary, so a $/sqft gap is not evidence of over- or under-pricing.

Compare current inventory

Sorted by asking price. No winner is selected.

$343,990

Size
1,553 sqft
$/sqft
$222/sqft
Price change
↓ $5k

$344,990

Size
1,640 sqft
$/sqft
$210/sqft
Price change
No net change

$354,990

Size
1,553 sqft
$/sqft
$229/sqft
Price change
No net change
4600 Lava Island Drive

Builder says under construction · Oct 2026

$364,990

Size
1,553 sqft
$/sqft
$235/sqft
Price change
No net change
4516 Bridal Veil Drive

Builder says under construction · Nov 2026

$379,990

Size
1,640 sqft
$/sqft
$232/sqft
Price change
No net change
4513 Bridal Veil Drive

Builder says under construction · Nov 2026

$383,990

Size
1,553 sqft
$/sqft
$247/sqft
Price change
No net change

4620 Lava Island Drive

This home

$384,990

Size
2,323 sqft
$/sqft
$166/sqft
Price change
No net change

Recent activity in Cascades At Onion Creek

  1. New home listed$384,990

    4620 Lava Island Drive

    4620 Lava Island Drive

    Cascades At Onion Creek · M/I Homes

    Available · Austin

    $384,990

    Current asking

    4 bd2.5 ba2,323 sqft
    View home
  2. Price cut$348,990 → $343,990

    4517 Lava Island Drive

    4517 Lava Island Drive

    Cascades At Onion Creek · M/I Homes

    Available · Austin

    $343,990

    Current asking

    3 bd2 ba1,553 sqft
    View home
  3. Removed from builder site

    4620 Lava Island Drive

    4620 Lava Island Drive

    Cascades At Onion Creek · M/I Homes

    Available · Austin

    $384,990

    Current asking

    4 bd2.5 ba2,323 sqft
    View home
  4. New home listed$399,990

    4717 Lava Island Drive

    4717 Lava Island Drive

    Cascades At Onion Creek · M/I Homes

    Available · Austin

    $399,990

    Current asking

    4 bd2.5 ba2,323 sqft
    View home
  5. New home listed$404,990

    4713 Lava Island Drive

    4713 Lava Island Drive

    Cascades At Onion Creek · M/I Homes

    Available · Austin

    $404,990

    Current asking

    3 bd2 ba1,640 sqft
    View home