Home Remodeling Costs in Monmouth Junction, NJ
Remodeling costs in Monmouth Junction run about 22% above the New Jersey median, based on home values and labor rates across its ZIP code in Middlesex County. The ranges below reflect what Monmouth Junction homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.22×
- New Jersey median
- Median home value
- $691,766
- Zillow ZHVI
- ZIP codes
- 1
- Middlesex County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Monmouth Junction (2026)
Ranges span Monmouth Junction's least to most expensive ZIPs, including the ±15% contractor variance. ROI is the share of cost typically recouped at resale in your census region.
Cost range
$11,926 - $16,134
Typical
$14,030
Cost range
$18,293 - $24,749
Typical
$21,521
Cost range
$27,999 - $37,881
Typical
$32,940
Cost range
$25,510 - $34,514
Typical
$30,012
Cost range
$4,667 - $6,313
Typical
$5,490
Cost range
$18,267 - $24,714
Typical
$21,490
Cost range
$59,628 - $80,673
Typical
$70,150
Cost range
$18,351 - $24,827
Typical
$21,589
Cost range
$2,442 - $3,304
Typical
$2,873
Cost range
$10,370 - $14,030
Typical
$12,200
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $11,926 - $16,134 | $14,030 | 58/100 | ZIP estimate → |
| Window Replacement | $18,293 - $24,749 | $21,521 | 64/100 | ZIP estimate → |
| Kitchen Remodel | $27,999 - $37,881 | $32,940 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $25,510 - $34,514 | $30,012 | 80/100 | ZIP estimate → |
| Garage Door Replacement | $4,667 - $6,313 | $5,490 | 100/100 | ZIP estimate → |
| Deck Addition | $18,267 - $24,714 | $21,490 | 94/100 | ZIP estimate → |
| Basement Finishing | $59,628 - $80,673 | $70,150 | 63/100 | ZIP estimate → |
| Siding Replacement | $18,351 - $24,827 | $21,589 | 99/100 | ZIP estimate → |
| Entry Door Replacement | $2,442 - $3,304 | $2,873 | 100/100 | ZIP estimate → |
| HVAC Replacement | $10,370 - $14,030 | $12,200 | 69/100 | ZIP estimate → |
Sources: Remodeling Magazine Cost vs. Value, Zillow ZHVI, BLS construction wages. Data updated 2026-05. How we calculate estimates
Roofing Replacement Cost by ZIP Code
Pick a project and the prices below update. Costs vary little across Monmouth Junction. Open your ZIP for the full local breakdown.