Home Remodeling Costs in Bethlehem, PA
Remodeling costs in Bethlehem run about 38% above the Pennsylvania median, based on home values and labor rates across its 4 ZIP codes in Northampton County. The ranges below reflect what Bethlehem homeowners actually pay, from the cheapest to the priciest part of town.
- Cost index
- 1.38×
- Pennsylvania median
- Median home value
- $345,181
- Zillow ZHVI
- ZIP codes
- 4
- Northampton County
- Projects covered
- 10
- cost + ROI data
What Remodeling Projects Cost in Bethlehem (2026)
Ranges span Bethlehem'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
$12,121 - $19,838
Typical
$15,870
Cost range
$18,593 - $30,429
Typical
$24,343
Cost range
$28,458 - $46,575
Typical
$37,260
Cost range
$25,928 - $42,435
Typical
$33,948
Cost range
$4,743 - $7,762
Typical
$6,210
Cost range
$18,566 - $30,386
Typical
$24,309
Cost range
$60,605 - $99,187
Typical
$79,350
Cost range
$18,652 - $30,526
Typical
$24,420
Cost range
$2,482 - $4,062
Typical
$3,250
Cost range
$10,540 - $17,250
Typical
$13,800
| Project | Cost range | Typical | ROI | Details |
|---|---|---|---|---|
| Roofing Replacement | $12,121 - $19,838 | $15,870 | 58/100 | ZIP estimate → |
| Window Replacement | $18,593 - $30,429 | $24,343 | 64/100 | ZIP estimate → |
| Kitchen Remodel | $28,458 - $46,575 | $37,260 | 100/100 | ZIP estimate → |
| Bathroom Remodel | $25,928 - $42,435 | $33,948 | 80/100 | ZIP estimate → |
| Garage Door Replacement | $4,743 - $7,762 | $6,210 | 100/100 | ZIP estimate → |
| Deck Addition | $18,566 - $30,386 | $24,309 | 94/100 | ZIP estimate → |
| Basement Finishing | $60,605 - $99,187 | $79,350 | 63/100 | ZIP estimate → |
| Siding Replacement | $18,652 - $30,526 | $24,420 | 99/100 | ZIP estimate → |
| Entry Door Replacement | $2,482 - $4,062 | $3,250 | 100/100 | ZIP estimate → |
| HVAC Replacement | $10,540 - $17,250 | $13,800 | 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 up to 21% across Bethlehem. Open your ZIP for the full local breakdown.