New Jersey window replacement leads
Summit Leads supplies window replacement leads in New Jersey by real-time ping/post, exclusive by default, with ZIP code filters. New Jersey's residential code changed to the 2024 IECC on August 17, 2026 (DOE, checked October 7, 2026), and the state's home improvement contractor rules list windows by name.
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New Jersey facts for window replacement lead buyers
| Fact | Value Source |
|---|---|
| Residential energy code | 2024 IECC with state amendments, adopted July 15, 2026, effective August 17, 2026 (DOE, checked October 7, 2026)Building Energy Codes Program: New Jersey U.S. Department of Energy |
| Home improvement contractor businesses | Registered with the Division of Consumer Affairs; the definition names windows (checked October 7, 2026)Home Improvement Contractor Business (HICB) Home New Jersey Division of Consumer Affairs, Regulated Business Section |
| IECC 2021 climate zones | Zone 4A in 13 counties and zone 5A in 8 (PNNL for DOE, 2021 county data)Guide to Determining Climate Zone by County: Building America and IECC 2021 Updates (PNNL-33270) Pacific Northwest National Laboratory for the U.S. Department of Energy |
| ENERGY STAR window climate zones | Spans more than one zone (map, August 2025)ENERGY STAR Windows, Doors and Skylights Climate Zone Map (August 2025) U.S. EPA ENERGY STAR |
| Median year structure built | 1970 (ACS 5-year 2020-2024)Table B25035, Median Year Structure Built: New Jersey (ACS 5-Year 2020-2024) U.S. Census Bureau |
| Housing units built before 1980 | 62.8% (ACS 5-year 2020-2024, table B25034)Table B25034, Year Structure Built: New Jersey (ACS 5-Year 2020-2024) U.S. Census Bureau |
| Median home value | $454,400 (ACS 5-year 2020-2024, table B25077)Table B25077, Median Value (Dollars): New Jersey (ACS 5-Year 2020-2024) U.S. Census Bureau |
Last reviewed: October 7, 2026. A summary for education, not legal advice.
New Jersey switched to the 2024 IECC in August 2026
This section is general information, not legal advice. It summarizes official sources as of October 7, 2026; check the current text of each rule before relying on it.
New Jersey's code change is recent. The DOE Building Energy Codes Program page for New Jersey (checked October 7, 2026) lists the 2024 IECC as the current residential code, adopted July 15, 2026 and effective August 17, 2026, with state amendments.
Window jobs permitted before and after that date can fall under different editions, so buyers sometimes ask whether a homeowner has already filed for a permit or is only collecting quotes.
Windows in the New Jersey contractor definition
This section is general information, not legal advice. It summarizes official sources as of October 7, 2026; check the current text of each rule before relying on it.
New Jersey registers home improvement contractor businesses through the Division of Consumer Affairs. Its HICB home page (checked October 7, 2026) defines them as persons who repair, renovate, install, replace or remodel residential or noncommercial property, and the list of covered work includes windows, doors, roofing and siding. The page notes that all HICB registrations expired on March 31, 2026 and asked registrants to renew before that date.
The state's written contract and cancellation rules for home improvement sales are summarized on leads in New Jersey.
Climate zones across New Jersey counties
New Jersey's 21 counties fall into two moist IECC zones. In DOE's county guide, PNNL-33270 (2021 county data), 13 counties are in zone 4A and 8 are in zone 5A. Both carry DOE's A label for moist climates. Window requirements in the IECC change from one zone to the next, which is why buyers record the county for each New Jersey job.
The ENERGY STAR product map is drawn differently. The August 2025 ENERGY STAR climate zone map runs more than one window zone through New Jersey, so a buyer looks up each county or ZIP code in the ENERGY STAR zone finder rather than assuming one standard for the state.
New Jersey housing: built early, valued high
The median New Jersey housing unit was built in 1970, in table B25035 (ACS 5-year 2020-2024). By table B25034 (ACS 5-year 2020-2024), 62.8% of units were built before 1980 and 658,007 were built in 1939 or earlier. The postwar building years are just as visible in the same table: 523,113 units date from the 1950s and 486,829 from the 1960s.
Owner-occupied homes carry a median value of $454,400 in table B25077 (ACS 5-year 2020-2024). Buyers that price by project size can ask for the window count on each lead to size the quote before the first call.
Fields New Jersey window buyers filter on
- Number of windows and scope: the count and whether the job is a full replacement, which ties to the new code edition.
- Home age: a prewar house and a 1990s house in the same town need different window work.
- ZIP code: territory can follow the county zone list and a crew's travel range.
- Homeowner status: the requester owns the property and can sign a home improvement contract.
Where buyers filter in New Jersey
Four of the six largest metro areas that include New Jersey counties also include counties in other states, and their figures below are for the whole metro area. The areas and populations are from the Census Bureau's July 1, 2025 estimates. ZIP code filters let a buyer take only the New Jersey part of a shared metro.
- New York-Newark-Jersey City, NY-NJ: 20,112,448 (July 1, 2025 estimate, whole metro area)
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD: 6,329,118 (July 1, 2025 estimate, whole metro area)
- Allentown-Bethlehem-Easton, PA-NJ: 887,615 (July 1, 2025 estimate, whole metro area)
- Trenton-Princeton: 399,289 (July 1, 2025 estimate)
- Atlantic City-Hammonton: 372,047 (July 1, 2025 estimate)
- Vineland: 157,148 (July 1, 2025 estimate)
Source: Metropolitan and Micropolitan Statistical Area population estimates, Vintage 2025 (cbsa-est2025-alldata), U.S. Census Bureau.
Consent records for New Jersey window replacement leads
New Jersey window leads include the TCPATCPAThe Telephone Consumer Protection Act, the federal law that governs telemarketing calls and texts, autodialers, prerecorded voice messages and the Do Not Call Registry. Glossary consent record from the homeowner's quote request. The New Jersey entry in the state telemarketing laws table covers the state calling rules, and leads in New Jersey is the overview for MVA and home improvement buyers.
New Jersey window replacement lead questions
When did the 2024 IECC take effect for New Jersey homes?
August 17, 2026, with state amendments, according to the DOE New Jersey code page (checked October 7, 2026). This is general information, not legal advice.
Do New Jersey window installers register as home improvement contractors?
The Division of Consumer Affairs lists windows among the work covered by its home improvement contractor business definition on its HICB page (checked October 7, 2026). This is general information, not legal advice.
How many New Jersey counties are in IECC zone 5A?
Eight of the 21, with the other 13 in zone 4A, in PNNL-33270 for DOE (2021 county data).
What share of New Jersey homes predate 1980?
62.8% of housing units, in table B25034 (ACS 5-year 2020-2024).
Request New Jersey window replacement leads
Email us the New Jersey ZIP codes you cover, your daily volume or caps and how you take delivery. ReturnReturnA buyer's request for credit on a lead that fails agreed standards, such as a disconnected number, a duplicate or a lead outside the filters. Glossary terms are agreed on the onboarding call, before you go live.
Start small, with no long-term commitment
- No long-term contract. Pause or stop at any time.
- No setup fee and no monthly fee. You pay only for leads delivered that match your filters.
- Start with a small test volume and scale when the numbers work.
- MVA and home improvement leads are exclusive by default: each lead is sold to one buyer.
- Return terms are agreed on the onboarding call, before you go live.
Or write to team@summitleads.ai. We reply by email.
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