Market
The McConaghy House Holiday Lights and What History Tells Buyers About a Town
Tim Fiebig, Castro Valley Real Estate Agent
October 21, 2026 5 min read
On the evening of Wednesday, December 2, from 5:30 to 7:30 p.m., the McConaghy House lights up for the holidays. The 1888 Eastlake-style Victorian farmhouse, preserved as a museum at McConaghy Park, opens its decorated rooms for self-guided tours with hot cocoa and games, and the evening ends with the moment the historic home glows with its holiday lights. For buyers comparing Castro Valley and Eden Area neighborhoods, an event like this is a working example of what preservation tells you about a community. Here is how Tim Fiebig reads it.
What the Holiday Lights evening looks like
The McConaghy House was built in 1888 by Neal McConaghy on part of a large farm in what is now the Hayward-Castro Valley area, and it stood as a family home until 1972. When demolition threatened it, neighbors organized to save it, the Hayward Area Recreation and Park District bought it, and it reopened in 1976 as a museum run by the Hayward Area Historical Society. The 12 rooms, the tank house, and the carriage house: it survives because a community decided it should.
Each December, the park district hosts Holiday Lights at the McConaghy House, free and open to the public, with the farmhouse decorated and lit for the season. Visitors walk the period-decorated rooms, warm up with hot cocoa on a winter night, and watch the house take its lights at the end of the evening. It is a small event, and that is exactly what makes it useful when you are sizing up a town.
Why history is part of a neighborhood comparison
When buyers compare Castro Valley neighborhoods, the measurable factors come first: commute time, school routes, lot size, and street feel, the evidence in the Castro Valley neighborhood guide. But the places that anchor a community, a preserved farmhouse museum, a park district that programs it, a historical society that staffs it, tell you how a town treats what it has built. That stewardship shows up in daily life: parks that stay maintained, streets that keep their character, community events that return every year.
It also matters to anyone looking at an older home. Much of the East Bay’s housing stock, like the homes Tim has sold in Castro Valley across more than four decades, was built in the same era as the McConaghy House or shortly after. Older homes carry character, mature lots, and established neighborhoods, and they come with the practical questions every buyer should ask: age of the roof, the electrical system, the plumbing, the foundation. That is due diligence, not discouragement, and Tim walks buyers through it regularly, including in his guide to selling a long-held family home, which is how many of those vintage properties enter the market.
What it means for the December market
The event also lands in the year’s thinnest inventory window. In the current Castro Valley market, well-priced homes have been going under contract in about 29 days per the monthly market report, and December sellers who want that kind of pace plan for it: price from real comparables before launch, prepare the first impression before the first showing, and keep evening and weekend hours open for the buyers who are serious about closing on time.
The market report is updated every month, and the neighborhood guide connects the numbers to the streets, parks, and gathering places that make each pocket of town its own. The neighborhood comparison post walks through the full checklist, and the December calendar, from the Holiday Fair to the tree lightings, keeps the season moving through town.
Licensed since 1978 · 1,000+ homes sold in Castro Valley alone · eXp ICON Agent. Whether you are comparing neighborhoods or weighing a sale, call Tim at 510-708-8700 or use the contact form for a straight answer about a Castro Valley neighborhood and what it is worth.
Tim Fiebig, Broker-Associate, DRE #00657474 · eXp Realty of California, Inc., DRE #01878277 · Equal Housing Opportunity.