Hardwood Flooring in Lincoln

Lincoln Conditions That Affect Solid Hardwood

Lincoln sits at about 167 feet in Placer County. Lincoln sits in the Sacramento Valley, where NWS Sacramento reports that the extremely low relative humidity accompanying high summer temperatures 'should be considered when comparing temperatures with those of cities in more humid regions.' In the NWS Sacramento climate record for Sacramento, average relative humidity at 4 PM is 31% in June and 30% in July and August, against 78–79% at 4 AM in the same months.

NWS Sacramento describes the valley's winters as the wet, cold season, with dense fog occurring mostly in midwinter and persisting for several days under stagnant conditions, and snow so rare it 'may be disregarded as a climatic feature.' No NOAA station representative of Lincoln publishes 1991–2020 normals, so no city-specific temperature or rainfall figures are stated here. Winter runs the same cycle in reverse. Solid hardwood is a hygroscopic material: it moves with the seasons for its whole service life, and an install that ignores that is an install that telegraphs every season change through the floor.

Lincoln has no direct coastal exposure. NWS Sacramento reports that marine air reaches the valley only through the Carquinez Strait near the Delta, producing the prevailing southerly 'delta breeze' that cools summer nights. The marine influence on Lincoln works in solid hardwood's favor — it moderates the humidity swing that drives seasonal movement — but it also means the wood should acclimate to the house rather than to a delivery truck or a garage.

Subfloor and Foundation Work

Lincoln is the clearest era case in the Sacramento area: ACS 2020–2024 5-year estimates put 78.0% of its housing units in construction years 2000 or later, and only 3.6% before 1960. NAHB's analysis of the Census Bureau's Survey of Construction found 89.9% of new single-family homes in the Pacific division were built on slab in 2024, against 73% nationally. That is a regional figure for recent new construction, not a measurement of Lincoln's existing stock — and the Pacific slab share rose from 73% in 2021 to 89.9% in 2024, so homes from the city's 2000s build-out sit below the current figure. Slab is the reasonable expectation for a Lincoln subdivision home, inferred from build era rather than measured locally, and should still be confirmed on site.

On a slab, solid hardwood is the least forgiving floor there is: it cannot be nailed into concrete, and it responds to vapor drive from below more sharply than anything else we install. Where we're going over slab we test the concrete for moisture first — an in-situ relative humidity test per ASTM F2170 rather than a guess — and where the readings rule out solid wood, we say so and price engineered instead of hoping for the best.

Over a crawlspace, solid hardwood is in its element — plank or plywood subfloors take fasteners well — but only when the crawlspace itself is dry. We check the ground cover, look for standing water and rot at the joist ends, and read the moisture content of the subfloor from below. Cupping in a solid floor is almost always a crawlspace problem that surfaced upstairs.

Source: NAHB analysis of the Census Bureau Survey of Construction, foundation type by region (2024)

Lincoln Homes We Work In

Overwhelmingly 21st-century master-planned housing over a small historic downtown grid. ACS 2020–2024 5-year estimates put the median year built at 2005, with 61.2% of housing units built 2000–2009 and a further 16.8% built since 2010; only 3.6% predate 1960. Lincoln grew 282% between 2000 and 2010, the fastest of any US city over 10,000 people. Lincoln's 2000s stock is directly relevant here, because homes of that period frequently have a board or plywood subfloor that will hold a nail-down installation, and sometimes original wood still under the carpet. We check for both before quoting a full replacement — refinishing what's already there is often the better answer.