405 240th St Sw, Bothell, WA, 98021

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Property overview

4

Bedrooms

3

Bathrooms

1954

Built

0.4 acres

Lot

3,000 sqft

Area

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Property details
Elevation minimum	295 ft
Elevation maximum	310 ft
Mowable area	7807 sqft
Building area	4090 sqft
Building footprint slope average	5
Building footprint slope maximum	8.8

What’s nearby
Nearest park	3.0 mi
Distance to private school	0.9 mi
Distance to nearest water body	1.7 mi
Distance to the road	0.8 mi
Adjacent to railway	No

Projects for you
Project	Home value	Cost	Recoup %
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Projects
Address	Recent project	Date	Distance
24022 4th Pl W	Hvac updates	Apr 2026	433 ft away
315 241st St Sw	Hvac updates	Dec 2025	452 ft away
230 238th St Sw	New water filtration system	Apr 2026	591 ft away

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Livable Space

This property is zoned for 3,970 additional square feet

3,000sqft

6,970sqft

Learn More About Buildable Square Feet

It’s not always up to you where and what you can build on your property. Realm has collected information on your zoning rules to calculate the number of buildable square feet available on your property given zoning rules such as setbacks, floor area ratio (FAR), and lot coverage.

How does your home value compare to your neighbors?

35th out of 100 homes

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Top Value Nearby

1st

This comparison is based off the 100 homes nearest to you.

$1.87M

325 240th St Sw

Bothell, WA, 98021

Comparable Homes Nearby

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Goal: Remodel the kitchen & bathroom

Everyone should know about Realm! They make it so easy to understand what impacts home value and how much different projects cost. I liked that I could talk to an Advisor to get some additional questions answered.

Jennifer, Berkeley

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Goal: Prioritize a long list of projects

Our Realm report helped us prioritize which projects we should do first to maximize our home value. We are really excited to start home renovations and feel more confident jumping in now that we know what our ROI looks like.

Meg & Matt, Denver

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Goal: Map out a 3-year plan

We bought a house last year knowing there were A LOT of projects to tackle, but with no idea where to start! Our Realm report has helped us focus our efforts on the projects that will bring us the most ROI and function for our family of 4.

Ashley & Clint, San Diego

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What is Realm and how does it estimate the value of my home?

Realm is a free, centralized data hub for homeowners. We analyze hundreds of data points about each home including size, layout, quality, and amenities and compare to neighboring homes to estimate current market value. We highlight opportunities to increase property value through square-foot add-ons, renovations, new amenities, and more, helping families to enjoy their home more in the present while getting more value from it down the road.

How much is this house worth and is your estimate accurate?

Based on publicly available real estate data, Realm estimates your house is currently worth $1.05M. We will refresh our estimate if you share information on recent renovations or changes you’ve made to your home to ensure it’s as accurate as possible.

How does Realm estimate the potential home value for 405 240th St Sw?

Our potential value calculation looks at your home compared to the optimal home in your neighborhood. First, we review hundreds of attributes about your home, including categorical and numeric data. Then, we analyze the attributes of high value homes in your area to determine the optimal characteristic for each attribute. Finally, we compare your house as it is to what your house would be with all the optimal attributes.

How can I increase the home value for 405 240th St Sw?

There are 3 types of projects that have the potential to increase your home value: increasing space, updating existing spaces, or adding amenities. With your free Realm account, you can see what projects are allowed on your property, how much each will cost, and what impact they’ll have on home value.

How does Realm know which home projects to recommend to me?

We start by reviewing the current state of your home, based on data we’ve collected from a variety of sources and input that you’ve given us. From there, we figure out what is possible given your local zoning rules & regulations and what is optimal based on what home remodeling projects are trending in your neighborhood.

How much more space am I allowed to add to 405 240th St Sw?

Each neighborhood has different types of restrictions in place that dictate how much of your lot you can develop and where you can build. We’ve reviewed setbacks, lot coverage, and FAR limits for your property to analyze how many additional square feet you can add.

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405 240th St Sw, Bothell, WA, 98021

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