Armstrong Lake homes for sale
21 acres · Washington County · Oakdale and Lake Elmo
The lake
About Armstrong Lake
Armstrong Lake covers 21 acres with 1.3 miles of shoreline, according to the Minnesota DNR. It's number 342 by size of the 442 lakes of 10 acres or more in our communities. Its shoreline touches Oakdale and Lake Elmo.
Our lakefront search shows homes marked lakefront in the MLS on a map around Armstrong Lake. Ask us about frontage, water depth, the shoreline and any lake association before you buy.
- Size21 acres
- Shoreline1.3 miles
- CountyWashington
- Rank by size342 of 442
Lakefront homes for sale
Lakefront homes in Oakdale and Lake Elmo
Every lakefront listing in these communities, which can include other lakes there. For homes on Armstrong Lake only, use the map search.
Lakefront homes on Armstrong Lake, on the map
Keller Williams Preferred Realty is not a Multiple Listing Service (MLS), nor does it offer MLS access. This website is a service of Keller Williams Preferred Realty, a broker Participant of the Regional Multiple Listing Service of Minnesota, Inc. Information Deemed Reliable But Not Guaranteed.
The data relating to real estate for sale on this web site comes in part from the Broker Reciprocity℠ Program of the Regional Multiple Listing Service of Minnesota, Inc. Real estate listings held by brokerage firms other than Keller Williams Preferred Realty are marked with the Broker Reciprocity℠ logo or the Broker Reciprocity℠ thumbnail logo (little black house) and detailed information about them includes the name of the listing brokers.
Keller Williams Preferred Realty participates in Regional MLS’s Broker Reciprocity℠ program, allowing us to display other brokers’ listings on our site. However, Keller Williams Preferred Realty displays only listings located in the Minnesota communities covered on this website. Some properties which appear for sale on this web site may subsequently have sold and may no longer be available. Listing data last updated November 3, 2026 at 9:20 PM (Central). Use of listing data is subject to the license agreement. Open House information is subject to change without warning.
On the shore
Communities on Armstrong Lake
Quick answers
Armstrong Lake questions
How big is Armstrong Lake?
21 acres with 1.3 miles of shoreline, according to the Minnesota DNR, making it number 342 of the 442 lakes of 10 acres or more in our communities. The DNR's LakeFinder has its depth and water quality (DNR lake number 82011600).
What cities are on Armstrong Lake?
Armstrong Lake touches Oakdale and Lake Elmo, in Washington County.
How do I find lakefront homes on Armstrong Lake?
Use the "Lakefront homes on Armstrong Lake" search on this page. It shows homes marked lakefront in the MLS on a map around the lake. A few homes on nearby smaller lakes inside the same map area can show up too, and we can confirm which lake any home is on.
Buying or selling on Armstrong Lake?
Get Armstrong Lake listings first.
Tell us what you're looking for and we'll send new lakefront listings on Armstrong Lake as soon as they come on the market. Selling on the lake? Ask what your home would sell for.
Nearby
Lakes near Armstrong Lake
- Goose Lake38 acres · 1.6 miles away
- Eagle Point Lake110 acres · 1.7 miles away
- Tanners Lake74 acres · 2.2 miles away
- Wilmes Lake36 acres · 2.2 miles away
- Markgrafs Lake45 acres · 2.5 miles away
- Lake Elmo257 acres · 3.0 miles away
- Powers Lake58 acres · 3.1 miles away
- Rose Lake20 acres · 3.3 miles away
Lake outline, acreage and shoreline: Minnesota DNR Hydrography (lake outlines, official acreage, shoreline miles and DNR lake numbers). Lakefront homes: listings marked lakefront in NorthstarMLS. Depth and water quality: Minnesota DNR LakeFinder.