$313.51M a year in installed residential exterior wall systems demand across 3 metro and micropolitan areas — #42 of 52 (the 50 states, DC and Puerto Rico).
The Delaware exterior wall systems market is about $313.51M a year in installed residential demand (0.4% of the US total), ranking #42 of 52 states and jurisdictions (the 50 states, DC and Puerto Rico, where modeled). The largest metro is Philadelphia, PA at $163.39M of Delaware demand. Statewide, the market is roughly 28,416 jobs a year: $222.80M replacement on existing homes and $90.71M new single-family construction.
Every modeled metro with homes in Delaware. A metro that crosses a state line shows only the share of its demand inside Delaware; firm counts, scores and saturation describe the whole metro. Each links to its full market file.
| # | Metro | Siding & Exterior | Windows & Doors | Total in DE | Share of state |
|---|---|---|---|---|---|
| 1 | Philadelphia, PA (11% in DE) | $86.34M | $77.06M | $163.39M | 52.1% |
| 2 | Seaford, DE | $56.01M | $49.08M | $105.08M | 33.5% |
| 3 | Dover, DE | $22.78M | $22.25M | $45.03M | 14.4% |
All states (CSV) All 935 metros (CSV)
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Delaware's metro areas had 269,407 single-family detached homes in the 2019–23 Census survey, against 251,970 in 2014–18: the stock grew 6.9% over five years. Population changed +5.9% over the same years. Those homes are the base exterior wall systems replacement demand is sized on. The dollar market size itself has no measured history, so no growth rate is published for it.
Census Building Permits Survey, 2 metros whose primary state is Delaware and that report every year.
NOAA Storm Events, 2 metros, every year loaded. Hail pulls exterior wall systems replacement forward.
The Delaware exterior wall systems market is about $313.51M a year in installed residential demand (0.4% of the US total), ranking #42 of 52 states and jurisdictions (the 50 states, DC and Puerto Rico, where modeled). The largest metro is Philadelphia, PA at $163.39M of Delaware demand. Statewide, the market is roughly 28,416 jobs a year: $222.80M replacement on existing homes and $90.71M new single-family construction.
Philadelphia, PA $163.39M; Seaford, DE $105.08M; Dover, DE $45.03M. 3 metro and micropolitan areas in Delaware are modeled.
Delaware's metro areas had 269,407 single-family detached homes in the 2019–23 Census survey, against 251,970 in 2014–18: the stock grew 6.9% over five years. Population changed +5.9% over the same years. Those homes are the base exterior wall systems replacement demand is sized on. The dollar market size itself has no measured history, so no growth rate is published for it.
Bottom-up, metro by metro: owner-occupied single-family homes divided by the line's service life, adjusted for housing age and hail exposure, priced at the model's average ticket, plus single-family permits at a builder price. Metros that cross a state line are split by single-family housing in each county. Rural counties outside a metro are not modeled.
Free to reuse, including commercially, with credit (CC BY 4.0). Suggested citation:
NextTerritory (2026). Delaware Exterior Wall Systems Market Size. https://nextterritory.com/us-exterior-wall-systems-market/delaware. Licensed CC BY 4.0.
States ranked near Delaware, and the other exterior lines here.
US exterior wall systems market size, all states → · Methodology