$549,900
426 Old Fort Rd, King Of Prussia, PA 19406
Listed by Keller Williams Real Estate-Blue Bell
Welcome to this thoughtfully maintained two-story Colonial in the sought-after King of Prussia area! From the moment you step inside, you’ll appreciate the inviting open-concept layout, where the spacious living and dining rooms flow seamlessly together with gleaming hardwood flooring. A custom built-in hutch and fireplace in the dining room add warmth, character, and the perfect backdrop for entertaining family and friends. The bright, beautifully renovated kitchen is sure to impress, featuring crisp white cabinetry, neutral granite countertops, a stainless-steel gas range, and an oversized sink. Just beyond the dining room, a sliding door leads to a large sun porch/family room—a sunny, comfortable retreat overlooking the fenced backyard. Whether you’re enjoying your morning coffee, unwinding after a long day, or gathering with guests, this space is sure to become a favorite. A convenient, updated powder room completes the first floor. Upstairs, the spacious primary bedroom is joined by three additional generously sized bedrooms, all featuring hardwood floors. A nicely appointed hall bathroom serves the second floor. The full unfinished basement, complete with a dedicated laundry area, provides excellent storage and exciting potential for future finishing and additional living space. Recent improvements include recessed lighting on the 1st floor, fully renovated kitchen, new kitchen appliances, and new roof. Outside, enjoy the versatile, open, fenced backyard, complete with a shed for convenient extra storage. Walking distance to Candlebrook Elementary, Upper Merion Library, Target, Trader Joes and more! Ideally located near major roadways for easy commuting and travel. Just minutes from King of Prussia Mall, popular restaurants, shopping, and everyday conveniences. This exceptional home offers the space, privacy, and location you’ve been waiting for. Don’t miss your opportunity to make it yours—schedule your private showing today!
How the bedrooms and baths are distributed across the floors, as reported by the listing agent.
| Date | Event | Price |
|---|---|---|
| Sep 4, 2026 | Listed for sale | $570,000 |
Price changes are tracked from when NookLocal first indexed this listing; earlier history may not appear. Tax & assessment details are in the section below.
Estimated value
$551,000
Automated estimate, not an appraisal. Sale records through July 2026.
Based on 10 comparable sales nearby, the Montgomery County assessment ratio, and this home's own April 2024 sale grown with the local market, weighted toward the current asking price.
| Address | Closed | Sale price | Bd/Ba | Sqft | Adjusted value |
|---|---|---|---|---|---|
| 435 KEEBLER RD, KING OF PRUSSIA, PA 19406 | September 2026 | $525,000 | 4/1 | 1,905 | $532,164 |
| 149 CAMBRIDGE RD, KING OF PRUSSIA, PA 19406 | June 2025 | $505,000 | 4/1 | 1,890 | $517,214 |
| 338 REES DR, KING OF PRUSSIA, PA 19406 | November 2025 | $450,000 | 4/2 | 1,904 | $433,046 |
| 709 SUELLEN DR, KING OF PRUSSIA, PA 19406 | June 2026 | $617,000 | 4/2 | 1,830 | $589,712 |
| 346 W CHURCH RD, KING OF PRUSSIA, PA 19406 | November 2025 | $393,000 | 4/1 | 2,080 | $393,516 |
| 315 W VALLEY FORGE RD, KING OF PRUSSIA, PA 19406 | August 2026 | $503,000 | 3/2 | 1,904 | $484,115 |
| Date | Event | Price |
|---|---|---|
| April 2024 | Sold | $470,000 |
From closed MLS and county deed records. Earlier transactions may exist.
Estimated at current rates
$4,941 / year
≈ $412 per month
MLS shows (2026)
$5,083
-2.8% at current rates
School tax
UPPER MERION AREA · 24.01 mills (2025-26)
$3,335
County tax
Montgomery County · 5.95 mills (2026)
$827
Municipal tax
As recorded for 2026, varies by municipality
$780
Recomputed from the county assessment ($138,880, 1996 base year) × current millage. School millage is from the latest year certified by the Pennsylvania Department of Education (2025-26); districts adopt the next year's budgets each June, and we update when the state certifies the statewide file in the fall. Portals typically reprint the recorded 2026 bill. Pennsylvania does not reassess on sale. Estimate only. Verify with Montgomery County before relying on it. Learn more: PA property tax calculator · Common Level Ratio by county.
Loan term
Estimated monthly payment
$3,439/mo
Taxes use NookLocal's estimate at current millage rates, not the stale figure on the MLS. The default rate is the average 30-year rate as of July 2026; insurance is estimated at 0.35% of the price per year. Below 20% down, lenders usually add mortgage insurance, which this estimate doesn't include. Estimate only; verify before relying on it.
School district
Upper Merion Area
2025 PA state assessments (PSSA / Keystone) and graduation data. The index measures student outcomes, not school effectiveness, and is not adjusted for demographics. Districts serve all residents; verify enrollment boundaries with the district.
Safety data
Montgomery County crime & safety numbers →
County figures from FBI and Pennsylvania source data.
Property taxes
Montgomery County taxes, explained →
Millage, the Common Level Ratio, and what changes after you buy.
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Information Deemed Reliable But Not Guaranteed
The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms in which United Real Estate Strive 212 participates, and is provided by BRIGHT through a licensing agreement.
IDX listings are displayed pursuant to broker of record United Real Estate Strive 212, Frank Ramos, Broker/Owner, PA Broker License RM424345, 1220 Broadcasting Rd, Suite 201, Wyomissing, PA 19610, (610) 372-0212.
The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Some properties which appear for sale on this website may no longer be available because they are under contract, have Closed or are no longer being offered for sale.
Data last updated: September 10, 2026 at 2:10 AM EDT
Our co-founder Carmen does a 1-on-1 needs analysis with you, then hand-picks a vetted King of Prussia agent or lender. Free, no obligation. If you work with a partner we introduce, NookLocal may earn a referral fee from their broker.